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Search - LInux

2026.apr.17 Computer - Linux: Why doesn't the CRC from the `cksum` command match a regular CRC-32
2026.apr.10 Computer - Linux: Make a fixed size file of random bytes
2025.oct.29 Computer - Linux: What kind of video card do I have?
2025.oct.29 Computer - Fedora: Changes to dovecot config file for Fedora 43
2025.oct.28 Computer - Fedora: How to upgrade to the next version of Fedora with dnf
2025.oct.23 Computer - Wireguard: Start/stop/enable/disable on Linux and Windows
2025.oct.22 Programming - perl: How to break up a string into lines in perl?
2025.oct.22 Programming - Linux: How to play audio/sounds on the command line with Linux?
2025.oct.22 Programming - Linux: How to make a systemd service?
2025.oct.22 Programming - Linux: For security, I want the daemon (server) I am writing to become user "nobody". How to do that?
2025.oct.17 Programming - C/C++: How to get the current time in milliseconds?
2025.oct.16 Programming - Java: Convert a path to Linux-style forward slashes or Windows-style backward slashes
2025.oct.11 Programming - Java: Nice way to split a String into lines
2025.oct.03 Programming - Java: Get the MIME type of a file by reading the bytes
2025.oct.01 Programming - Java: List the names of all the files that Java has open
2025.sep.26 Programming - Java: Get the system temporary folder
2025.sep.25 Programming - Java: Get the creation date/time of a file
2025.sep.19 Computer - Linux: Check connection
2025.sep.15 Programming - bash: How can I make my bash glob code work nicely when there are no files
2025.sep.15 Computer - Linux: What is a "tar pipe" ?
2025.sep.09 Computer - Linux: Reduce power consumption
2025.sep.02 Computer - Linux: What's an alternate way to see network activity?
2025.sep.02 Computer - fail2ban: How to setup on Fedora
2025.aug.21 Computer - Linux: How can I show the symbolic links in a folder?
2025.aug.17 Programming - Linux: Where can I find an introduction to inter-process communication (IPC) on Linux?
2025.aug.13 Programming - gcc: How can I turn off a gcc compiler warning in my code?
2025.aug.13 Computer - Linux: How can I monitor the randomness (entropy) available on a Linux or Android device?
2025.aug.13 Computer - Linux: When I attempt to umount a CIFS (Samba) filesystem umount hangs. Is there a way to avoid this?
2025.aug.12 Programming - C++: Wrapper class for PCRE
2025.aug.12 Computer - LVM: Resize an LVM volume/disk
2025.aug.07 Computer - QEMU: What's causing the error "Could not initialize SDL - exiting" from
2025.aug.05 Programming - Win32: My program has a memory leak but I am deallocating everything I allocate.
2025.aug.05 Computer - Samba: Why do I have "Unable to connect to CUPS server" when I have printing disabled in Samba?
2025.jul.31 Computer - vsftpd: Format of the vsftpd xferlog file (transfer log)
2025.jul.31 Computer - RTSP: How can I get the .sdp (Session Description Protocol) file for an RTSP stream?
2025.jul.31 Computer - Linux: Using the find command, get the files what where changed today
2025.jul.31 Computer - Linux: Find all English words that start with a certain prefix
2025.jul.31 Computer - Linux: Find all info about a domain
2025.jul.20 Programming - Linux: Make my computer wake up at a specified time
2025.jul.19 Computer - Linux: Mail an attachment from the command line
2025.jul.16 Computer - Linux: Nice looking basic system info
2025.jul.16 Computer - DNS: What's an easy to remember DNS server IP-address?
2025.jul.14 Computer - bash: How to remove duplicate lines from a file
2025.jul.05 Programming - Programming: How can I read multiple sockets from one thread?
2025.jul.05 Programming - Jam: Normally you want to link to shared (.so) files. You do that
2025.jul.05 Programming - C++: A critical section is too strong for my application.
2025.jul.05 Computer - Web: When does that domain name expire?
2025.jul.05 Computer - dnf: How can I find leaf and orphan packages
2025.jul.02 Computer - Linux: How can I make grep search for a string without interpreting it as a regular expression?
2025.jul.02 Computer - FileZilla: Preserve times on files I am uploading
2025.jul.01 Computer - Linux: How can I generate a random password
2025.jun.27 Programming - bash: Have a bash script accept options with a dash (-)
2025.jun.26 Programming - Java: Dump the environment variables
2025.jun.26 Computer - SquirrelMail: Simple way to discard messages that SpamAssassin has marked as spam
2025.jun.26 Computer - dnf: See what a package needs (its dependencies) and what needs it (what requires it)
2025.jun.23 Computer - Raspberry Pi OS: Launch a terminal window
2025.jun.21 Computer - journalctl: See entries by program name (not unit name)
2025.may.13 Computer - Gnome: Start applications when you login
2025.apr.07 Programming - C/C++: See if a file exists
2025.mar.17 Computer - Apache: avahi_entry_group_add_service_strlst("myhost") failed: Invalid host name
2025.jan.10 Computer - Linux: how does `shutdown` and `poweroff` work
2025.jan.09 Computer - Linux: Set the modify time of a file to the same as another
2025.jan.01 Computer - Roundcube: Connection to storage server failed. Could not connect to localhost4:143: Connection refused
2025.jan.01 Computer - Linux: accurately set the time on my Linux box
2025.jan.01 Computer - Linux: Manually set time on the command line
2024.dec.30 Computer - Linux: How to view a .1 file?
2024.dec.30 Computer - Linux: How can I make all installed packages up-to-date
2024.dec.30 Computer - Linux: How do I find the name of an external USB disk
2024.dec.30 Computer - Apache: Password protect part of a website using an .htaccess file
2024.dec.24 Programming - Linux: check if given process is alive
2024.dec.24 Computer - Postfix: Keep a backup copy of all mail sent by my Postfix server
2024.dec.24 Computer - Linux: How to search man (manual) pages
2024.dec.21 Computer - Linux: Get a security report about the BIOS
2024.nov.27 Computer - Fix for: systemd[1]: colord.service: Failed with result 'core-dump'
2024.nov.27 Computer - Fix for: systemd[1]: Failed to start systemd-binfmt.service - Set Up Additional Binary Formats
2024.nov.20 Computer - Fedora 41+: Automatically install updates
2024.nov.01 Computer - Linux: See failed ssh login attempts
2024.nov.01 Computer - journalctl: How can I only see recent entries
2024.oct.15 Computer - http-ping: See how long it takes to access a website - without downloading extra programs
2024.sep.21 Computer - Fedora 40: Automatically install updates
2024.sep.21 Computer - Fedora: Automatically install updates
2024.sep.18 Programming - Linux: programmatically follow a symlink
2024.aug.24 Computer - History: Calendar change in 1752
2024.aug.12 Computer - Security: Make my Internet-facing daemons more secure?
2024.aug.12 Computer - Roundcube: How to setup a local IMAP server
2024.aug.06 Programming - PHP: My webpage is blank - how can I see the php errors
2024.jun.27 Programming - Linux: bash script to get number of hours a machine has been up
2024.jun.27 Computer - Linux: No-code terminal clocks
2024.jun.24 Computer - Linux: Display the create date/time of a file
2024.jun.12 Programming - Linux: turn on Wi-Fi if its off / ensure Wi-Fi is on
2024.jun.12 Computer - Linux: Measure bandwidth between two machines
2024.may.22 Computer - wget: Failed to write to OCSP hosts
2024.apr.24 Computer - Postfix: TLS library problem: error:0A000416:SSL routines::ssl/tls alert certificate unknown:ssl/record/rec_layer_s3.c:865:SSL alert number 46:
2024.apr.18 Computer - Fedora: Remote desktop Windows to Fedora (2024)
2024.mar.28 Computer - Fedora: How to upgrade to the new Fedora beta
2024.feb.02 Computer - Docker/podman: A small Linux to run in a container
2024.feb.01 Computer - Linode: Disk size in megabytes for your plan
2024.jan.14 Computer - podman: Start podman with systemd
2024.jan.08 Computer - systemd: I disabled CUPS but its still active - how to really disabled it
2023.oct.20 Programming - C/C++: Example use of use strtok_r()
2023.sep.14 Computer - Linux: Display a random word
2023.aug.21 Programming - bash: Loop from 1 to 10 (counting for-loop)
2023.jul.18 Computer - Fedora: Shortest update command
2023.jul.03 Computer - Linux: Command line system monitors (like `top`)
2023.may.22 Computer - lcd: All commands from Getting Started with LXD video
2023.apr.27 Computer - Fedora 38: The system will suspend now!
2023.mar.28 Computer - systemd: `systemctl status` says "Tainted: local-hwclock"
2023.mar.15 Computer - Fedora: Change grub parameters so you have a plain-text boot
2023.feb.04 Computer - systemd-resolved: Using degraded feature set UDP instead of UDP+EDNS0 for DNS server n.n.n.n
2023.jan.28 Computer - Web: Send a messsage with Google Alerts 2
2023.jan.07 Computer - Web: Send a messsage with Google Alerts 1
2022.dec.10 Computer - selinux: Allow SSH server on a custom port
2022.nov.10 Computer - Postfix: Quick Postscreen setup
2022.oct.05 Computer - Certbot: How to delete a certificate
2022.jul.05 Programming - bash: get help for a specific builtin command
2022.jun.09 Computer - Linux: Where is the mailx package?
2022.apr.25 Computer - Podman: Selected commands from the tutorial video called "Podman: A Linux tool for working with containers and pods"
2022.apr.18 Programming - Windows: S_ISREG() and S_ISDIR()
2022.apr.03 Computer - Raspberry PI OS: Update packages / OS
2022.mar.09 Computer - Postfix: Fatal error seeking /var/lib/postfix/postscreen_cache.db [number] fatal: error [-30986]
2022.mar.08 Computer - Linux: How can I make a readme.txt file in /etc/cron.d without an error
2022.mar.04 Computer - Systemd: RestrictAddressFamilies=none / SystemCallFilter=none
2022.feb.23 Computer - Linux: Sandbox services with systemd
2022.feb.14 Computer - Linux: fatal: inet_addr_local[getifaddrs]: getifaddrs: Address family not supported by protocol
2022.feb.03 Computer - CentOS: Convert from Centos 8 to Centos Stream 9
2022.jan.28 Programming - Linux: Create a sandbox for an application using system calls
2022.jan.03 Computer - Linux: Show a tree of current services (units) run by systemd
2021.nov.29 Computer - Linux: start clamd daemon as a helper for clamscan
2021.nov.15 Computer - Linux: Lock down Apache webserver
2021.oct.18 Computer - Linux: Deny all crontab access
2021.jun.22 Computer - Linux: Get a superuser shell prompt
2021.jun.08 Computer - Video: How to display video encoding parameters/options/codec
2021.mar.03 Computer - Linux: Find external IP-address on the command line
2021.feb.12 Computer - Fedora: Root disk nearly full
2021.feb.08 Computer - Linux: Add a new disk to a LVM
2021.jan.23 Computer - Fedora: Enable btrfs compression
2021.jan.18 Programming - Java: Recursively find files in a tree
2020.dec.29 Computer - GIMP: forks - better name, more like Photoshop, forks
2020.dec.08 Computer - Linux: Oracle Linux (CentOS replacement) free download
2020.nov.25 Computer - Linux: tr command - all characters which are equivalent to CHAR
2020.nov.24 Computer - Linux: How do I change the computer name of my RedHat/Fedora/CentOS box?
2020.nov.22 Computer - Linux: Enable lockdown mode on the kernel command line
2020.nov.17 Programming - git: graphical user interface (GUI) for git
2020.oct.22 Programming - bash: unix2dos command
2020.oct.22 Programming - bash: dos2unix command
2020.oct.12 Computer - Linux: Find duplicate files (photos, videos, etc)
2020.oct.08 Programming - Linux: Is there javaScript for command-line Linux?
2020.oct.08 Computer - Linux: See the time on an NTP server
2020.oct.05 Computer - Gnome Desktop: add minimize / maximize buttons
2020.sep.28 Programming - bc: calculate pi to an unlimited number of digits
2020.sep.21 Computer - systemctl: enable and start / disable and stop in one command
2020.jul.28 Travel - Tech: What's on your travel laptop
2020.jul.23 Computer - Fedora: Remote desktop Windows to Fedora
2020.jul.03 Programming - Fedora: Install the Prolog programming language
2020.jun.16 Computer - Linux: Install Prosody XMPP server
2020.jun.11 Programming - bash: get file age (in days)
2020.jun.03 Computer - Linux: How do I enable/disable core dumps?
2020.may.13 Computer - Screen: Cheat sheet for the `screen` command
2020.apr.28 Computer - systemctl: Cheatsheet (some common commands)
2020.apr.28 Computer - Postgresql: Postgresql does not understand databases from previous versions
2020.apr.24 Programming - C/C++: Conditional compile by OS (Windows or Linux)
2020.apr.20 Computer - journalctl: How can I see the last (most recent) entries
2020.apr.15 Computer - Linux: Can I hide the version that my ssh server sends
2020.apr.07 Programming - Linux: Quick scan of a mailbox file
2020.mar.30 Programming - javaScript: Check syntax on the command line
2020.mar.29 Programming - Linux: Escape sequence for a hyperlink in a terminal window
2020.mar.27 Computer - journalctl: Limit the journal size
2020.mar.22 Programming - Nodejs: First "hello world" program
2020.mar.11 Computer - Postfix: Discard mail to one user
2020.mar.04 Computer - BOINC: Switch from SETI
2020.jan.23 Computer - sudo: PAM account management error: Authentication service cannot retrieve authentication info
2020.jan.01 Computer - Fedora: LXC on Fedora 31
2019.dec.04 Computer - Apache: Make the autoindex pretty
2019.nov.15 Computer - Openssl: dump/list a certificate
2019.nov.14 Computer - RedHat/Fedora/CentOS: Change number of old kernels kept
2019.nov.11 Computer - systemd: Restart down service
2019.oct.24 Tech Opinion - Naming: Function name verb convention
2019.sep.24 Computer - SpamAssassin: Setup SpamAssassin for Postfix on RedHat/Fedora/CentOS
2019.sep.11 Computer - Old - Red Hat: Automatic package updates with dnf-automatic
2019.aug.09 Computer - Linux: Make files readable by Apache when SELinux is enabled
2019.aug.08 Computer - Linux: Prepare new disk on the command line
2019.aug.08 Computer - Linux: LVM on the command line
2019.jul.25 Computer - Linux: How do I do *something* with Sendmail?
2019.jul.07 Programming - Linux: check if a filesystem is mounted
2019.jun.24 Programming - Cross Platform: Multimedia libraries
2019.jun.03 Programming - Linux: Detect if a machine is desktop, laptop, other
2019.may.31 Programming - Android: Saying "Can't open file" and not showing Android icon for a downloaded apk
2019.may.30 Computer - Certbot: Error apachectl: The "-v" option is not supported.
2019.may.28 Computer - Tmux: Quick start
2019.apr.23 Computer - Linux: Open source video editor
2019.apr.22 Computer - Linux: TUI file managers
2019.apr.06 Computer - Linux: Display images in terminal
2019.apr.06 Computer - Fedora on VM: Best way to partition at install time
2019.apr.05 Computer - Linux: How do I count nothing?
2019.mar.26 Computer - wget: How to archive a website (download everything in a website)
2019.mar.07 Computer - Fedora: Set background for grub2 boot
2019.feb.04 Programming - Linux: portable script
2019.jan.29 Computer - RedHat/Fedora/CentOS: Remove logo while booting and see messages
2019.jan.26 Programming - Linux: DNS lookup
2019.jan.17 Computer - Linux: Snap quick start
2019.jan.07 Computer - mmv: convert all jpg filename's in a folder to lowercase
2019.jan.04 Computer - OpenVPN: Client setup on Fedora
2018.dec.31 Computer - Firewalld: Don't hardcode port numbers, make a custom service
2018.dec.29 Computer - OpenVPN: Server setup on Fedora
2018.dec.24 Computer - Fedora: Clicking on the option to install Fedora to hard disk does nothing
2018.dec.20 Computer - RedHat: Remove all desktop packages (for headless operation)
2018.dec.15 Computer - Linux: setup your own VPN (Virtual Private Network)
2018.dec.07 Programming - Linux: Control what happens with malloc() / free() programming errors
2018.dec.01 Computer - Haiku-OS: Networking not working in VirtualBox (fix)
2018.nov.23 Programming - Cross Platform: desktop GUI framework
2018.nov.22 Computer - Linux: View a folder of images in a terminal window
2018.nov.10 Programming - Dave's Brain: How was Dave's Brain implemented?
2018.nov.07 Computer - Linux: Is there a safe way to try out Linux?
2018.oct.15 Programming - Linux: stack trace of any running process
2018.oct.05 Computer - Linux: How can I preview a man file (without installing it)?
2018.sep.22 Computer - BOINC: Is there a TUI (text user interface) for BOINC
2018.sep.16 Computer - Debian: Search with apt-get
2018.sep.13 Computer - Linux: Find all files that were recently changed
2018.aug.23 Computer - Linux: My monitor isn't displaying everything properly
2018.jul.24 Computer - Linux: Where does the time go when my system boots?
2018.jun.27 Computer - Linux: Terminal true color image viewer
2018.jun.26 Computer - RedHat/Fedora/CentOS: Verify that a package is installed properly?
2018.jun.26 Computer - Linux: How can I tell if I have protection from Meltdown and Spectre?
2018.jun.25 Computer - Linux: Find the distro I am on?
2018.jun.20 Programming - Fail2ban: list full status
2018.jun.20 Computer - Proftpd: TLS on RedHat/Fedora/CentOS
2018.jun.19 Computer - fail2ban: Before fail2ban 0.8.8 temporarily unban an address
2018.jun.05 Computer - ffmpeg: How to convert a video to an animated gif (or mng)
2018.may.02 Computer - Ubuntu: Launch a terminal window
2018.apr.14 Computer - Linux: How can I get the weather on the command line?
2018.mar.07 Computer - Fedora: How to get a graphical tree report about packages?
2018.mar.01 Computer - Recompress: How to make a .PNG or .ZIP file smaller?
2018.feb.28 Computer - dnsmasq: Fix error - illegal repeated keyword at line N of /etc/dnsmasq.d/caching-dns.conf
2018.feb.05 Computer - Linux: what are some hardware analysis tools?
2018.jan.13 Computer - Linux: How can I see if my date-time is synchronized?
2018.jan.11 Programming - Linux: How can I find what country an IP-address is from?
2018.jan.01 Computer - Linux: How can I securely delete a file?
2017.dec.19 Programming - Linux: How can a Linux program find out info about itself ?
2017.nov.29 Computer - Linux: How can I view/change mp3 id3 tags on my Linux command line?
2017.nov.27 Computer - Linux: Short list of TUI (Text User Interface) applications
2017.nov.27 Computer - Linux: What should I do when systemctl can't find my unit but I know its there?
2017.nov.24 Computer - Windows: How can I make a symbolic link (like the Linux ls -s) ?
2017.nov.16 Computer - Old - Install mp3, Flash, Oracle Java, Android Studio, etc on Fedora?
2017.nov.06 Computer - Linux: Why can't I mount with cifs? It used to work.
2017.oct.28 Computer - Linux: Is there any Linux stuff you recommend not using?
2017.oct.28 Computer - Linux: The Linux compression commands
2017.oct.02 Computer - VirtualBox: How do I run TAILS (64-bit) on VirtualBox for Windows?
2017.sep.22 Computer - VirtualBox: How do I run CentOS (64-bit) on VirtualBox for Windows?
2017.sep.07 Computer - Linux: How can I fake the uninstall of a package?
2017.aug.11 Computer - RedHat: How can I deal with this message "/usr/bin/java is not found"
2017.jul.07 Computer - Linux: How can I get a friendly list of the colors `ls` uses?
2017.jun.16 Computer - Old - How can I upgrade to the beta of the next release with dnf?
2017.jun.06 Computer - Linux: How can I remove all of Libre Office?
2017.jun.04 Computer - Linux: Is there an easy to use cron for common requirements?
2017.may.30 Computer - Linux: There's no Photoshop for Linux, what can I used instead?
2017.may.29 Computer - Linux: How can I do a speed test on the command line?
2017.may.27 Computer - Presentation: Is there a free zooming presentation maker like Prezi?
2017.may.26 Computer - Old - Linux: How can I make a self-signed certificate with no password?
2017.may.26 Computer - Apache: How to make Apache do multiple SSL/TLS sites with a single IP-address?
2017.may.10 Programming - bash: How can I get the milliseconds since the start of the epoch
2017.may.05 Computer - LetsEncrypt: How do I setup my letsencrypt certificate on Apache 2.4?
2017.mar.30 Computer - Linux: How can I wrap the lines of text in a file?
2017.mar.17 Computer - Linux: What's the format of the crontab file?
2017.feb.06 Computer - ssh: How to mount a remote filesystem via ssh?
2017.feb.04 Computer - LetsEncrypt: Attempting to renew cert from /etc/letsencrypt/renewal/[domain].conf produced an unexpected error: The requested apache plugin does not appear to be installed. Skipping.
2017.jan.31 Computer - Web: How to setup a caching DNS server?
2017.jan.29 Computer - Linux: How to follow a path and show permissions along the way?
2017.jan.26 Computer - Gnome: Where is the ssh (secure shell) client in the Gnome desktop?
2017.jan.24 Computer - Terminal: How to get many colors in my terminal window?
2017.jan.09 Computer - vim: How can I make vim search as I type (incremental search)?
2016.dec.15 Computer - scp: What should I do about: "REMOTE HOST IDENTIFICATION CHANGED!" from ssh family of commands?
2016.dec.05 Computer - Certbot: How to use certbot to get a certificate for my site?
2016.nov.25 Computer - Roundcube/SquirrelMail say: Connection to storage server failed.
2016.nov.24 Computer - Ubuntu: How can I get a hash (#) superuser / root prompt on Ubuntu?
2016.nov.17 Computer - Android: How to remove (or rename) a .nomedia file?
2016.nov.07 Programming - bash: How should I declare a constant in bash?
2016.sep.16 Computer - Linux: How can I find what's listening on a certain port?
2016.sep.10 Programming - Android: How to convert an Eclipse Android project into Android Studio?
2016.sep.08 Computer - Linux: How can I get a GUI on a headless Linux server?
2016.aug.25 Computer - Android: How can I delete a file that begins with a dot?
2016.jul.21 Computer - CentOS: How to make CentOS 7 boot with ethernet connected?
2016.jun.21 Computer - Linux: Can you explain the folders on my Linux system?
2016.may.11 Programming - SpiderMonkey: How to print from the command line js (javaScript) interpreter?
2016.may.04 Programming - bash: What's the best way to ensure a directory exists in a bash script?
2016.apr.19 Programming - bash: Sort my source files by lines of code?
2016.apr.16 Computer - grep: How can I get grep to show line numbers of its hits?
2016.apr.13 Computer - Slack: How to format source code in a Slack comment?
2016.apr.09 Computer - Linux: Do you have to use SMB/CIFS to browse files in Nautilus?
2016.mar.09 Computer - Linux: How can I make a sign or banner on the command line?
2016.mar.03 Programming - Linux: Why can't jps find my long-running Java process?
2016.feb.29 Computer - ffmpeg: How to use ffmpeg on RedHat/Fedora/CentOS?
2016.feb.26 Computer - Web: What's a fun retro way to internet?
2016.feb.25 Computer - Linux: How does a packet know how to get to the internet?
2016.feb.07 Computer - ImageMagick: How to shrink (reduce the resolution) an image?
2016.jan.26 Computer - Linux: How can I see a list of large files?
2016.jan.12 Computer - Linux: How can I fix: www rsyslogd: warning: ~ action is deprecated, consider using the 'stop' statement instead [v8.10.0 try http://www.rsyslog.com/e/2307 ]
2016.jan.12 Computer - Linux: How can I avoid the excessive messages in /var/log/messages from dovecot like this: audit: USER_ACCT pid=21508 uid=0 auid=4294967295 ses=4294967295 msg='op=PAM:accounting grantors=pam_unix,pam_localuser acct="user" exe="/usr/libexec/dovecot/auth" hostname=127.0.0.1 addr=127.0.0.1 terminal=dovecot res=success'
2016.jan.11 Computer - Linux: How can I find all the executable files in a file tree?
2016.jan.10 Computer - Linux: How can I know what dd is doing?
2016.jan.05 Computer - Gramps: How can I make a reasonable family tree report?
2016.jan.03 Computer - CentOS: How to install php53-sqlite on RedHat5/CentOS5?
2016.jan.03 Computer - CentOS5: How to install php 5.3.x on RedHat5/CentOS5?
2016.jan.02 Programming - C/C++: Easily include a binary file in my code?
2015.dec.24 Computer - Roundcube: Install RoundCube Mail on RedHat/Fedora/CentOS?
2015.dec.18 Computer - PDF: How to extract a page from a PDF file?
2015.oct.19 Computer - Linux: How to get all DNS records with the dig command?
2015.oct.13 Computer - dnf: How to do things with groups using dnf?
2015.oct.11 Computer - bash: How to delete what I have entered on a line and start again?
2015.oct.01 Computer - Security: You are always talking about mail and daemon security.
2015.sep.03 Computer - Web: How to do a simple bandwidth test?
2015.aug.18 Computer - Firefox: When I try to start Firefox I get - XPCOMGlueLoad error for file /usr/lib/xulrunner-2/libxpcom.so:
2015.jul.24 Programming - Android: When I try to use JNA for Android I get this: The library 'jna.jar' contains native libraries that will not run on the device.
2015.jul.15 Computer - Linux: How to change what logwatch reports?
2015.jul.13 Programming - Jetty: Why is Jetty giving NoClassDefFoundError exception on some pages
2015.jul.08 Computer - Linux: Why am I getting an error about a shared library (.so file) not found
2015.jul.01 Computer - BOINC: When I run BOINC Manager I get: Unable to connect to the core client
2015.jun.30 Computer - wget: Disable wget's progress bar but still get some output
2015.jun.30 Computer - aspell: Fix Error - No word lists can be found for the language "en_US".
2015.jun.26 Programming - "/usr/bin/ld: cannot find -lz" from C/C++ how can I fix this linker error?
2015.jun.23 Computer - vim: How can I delete things In vim?
2015.jun.10 Programming - C/C++: I am getting a compile error about uint8_t undefined.
2015.jun.06 Computer - Firewall: How to change the firewall from a terminal window?
2015.may.31 Programming - C/C++: How can I do threads on Linux
2015.may.30 Programming - C: Is C regex useful?
2015.may.18 Programming - Linux: Signals are messy. Can I avoid them?
2015.mar.31 Computer - Linux: How do I use the lnav log viewer?
2015.mar.27 Computer - Linux: How can I run a script as a certain user when my computer reboots?
2014.dec.22 Programming - Ant: Use Apache Ant to restart a service
2014.dec.13 Computer - Firewall: How to allow web requests through the firewall to a web server?
2014.nov.07 Computer - systemd: How to make a service start only after networking is going.
2014.oct.26 Programming - bash: How can I rename a bunch of files to lowercase?
2014.oct.08 Computer - vim: How can I stop vim from beeping (making sound)?
2014.oct.08 Computer - bash: How to avoid the beep I get from bash when a path completion is ambiguous?
2014.sep.21 Computer - BOINC: How to configure (change settings) of SETI
2014.sep.19 Computer - vim: How can I search for something I searched for a while ago in vim?
2014.sep.17 Programming - Linux: What's the best way to pass info between two Linux programs on the same machine?
2014.sep.12 Computer - Linux: How can I change the owner and group of a tree of files?
2014.sep.09 Computer - Fedora: Is there a GUI to see what systemd tasks are running?
2014.sep.06 Computer - Old - How can I VNC to a headless Fedora box?
2014.sep.03 Computer - Linux: See the last bash command I did
2014.sep.02 Programming - Linux: What's the format of the hashed password in /etc/shadow ?
2014.aug.16 Computer - Linux: How can I download and install all the system-config programs?
2014.aug.16 Computer - Gnome: Why isn't Gnome starting for me?
2014.aug.16 Computer - Gnome: I can't find a system-config-SOMETHING to set up my disk.
2014.jul.05 Computer - Linux: How many cores does my computer name?
2014.jun.23 Computer - Fedora: From the Gnome "Software" program I installed "Wine Wordpad"
2014.jun.18 Computer - rpm: How to remove a package that is a prerequisite?
2014.jun.18 Computer - Linux: How can I make a file undeletable?
2014.jun.13 Computer - Old - Why does "Gnome Software" (The GUI program) not show any updates?
2014.may.29 Programming - Fedora: How can I quickly run findbugs on Fedora?
2014.may.22 Computer - fail2ban: How can I whitelist a computer for fail2ban?
2014.may.02 Computer - systemd: Is there a nice way to view systemd events?
2014.apr.19 Computer - Linux: /etc/cron.weekly ran on the wrong day - I want it to run on Sunday.
2014.jan.20 Computer - Monitor: Should you use Nagios or Icinga?
2014.jan.18 Computer - rpm: How to see the configuration files for a package?
2014.jan.12 Computer - Linux: How to keep a command going after I logoff.
2013.dec.03 Computer - Linux: How can I convert a Rich Text Format (RTF) file to HTML on the command line?
2013.dec.02 Computer - Security: How to scan all the computers on my LAN?
2013.nov.19 Computer - Linux: How can I unmount all my CIFS/SMB filesystems without a hang?
2013.oct.27 Programming - bash: Can I parse a file without awk (or other external program)?
2013.oct.27 Computer - Linux: How can I deny login to a user?
2013.oct.22 Computer - rsync: How can I see what file rsyncd is working on?
2013.oct.18 Computer - vsftpd: How can I make vsftpd verbosely log everything ftp command?
2013.sep.25 Computer - Linux: How I can show the devices that are removable media on my Linux box.
2013.sep.25 Computer - Linux: How do I mount a flash/thumb drive on a headless box?
2013.sep.20 Programming - bash: How can I write a message to /var/log/messages ... the syslog?
2013.aug.30 Computer - BOINC: How to set a headless up SETI
2013.aug.29 Programming - Linux: What packages do I need to compile libcdr?
2013.aug.09 Computer - vim: How can I change the case of the current letter in vi/vim?
2013.aug.08 Computer - Linux: How to see what a word looks like in reverse?
2013.jun.21 Computer - Samba: How to see all the SMB servers in my neighborhood?
2013.jun.18 Computer - Linux: What package are nslookup and dig in?
2013.may.29 Computer - Donate: I am giving a old computer away what should I do?
2013.may.01 Computer - wget: Why didn't wget download the entire website?
2013.may.01 Computer - Old - Boxee: How can I mount at disk shared by my Boxee box?
2013.apr.22 Programming - SMTP: See what extensions an SMTP server supports
2013.apr.15 Computer - Diagrams: Is is there a good free program for making diagrams?
2013.mar.04 Programming - Old - bash: How can my bash script detect if the computer is on battery power (or not)?
2013.jan.29 Computer - Gnome: Where is the native VNC server for Gnome?
2013.jan.22 Computer - Mailman: Fix Postfix error - OSError: [Errno 13] Permission denied: '/var/spool/mailman/in' )
2013.jan.17 Computer - Samba4: Fix Warning - Ignoring invalid value 'share' for parameter 'security'
2012.dec.27 Programming - Linux: My PHP program can see its temporary files -- but when logged in I can not see them -- why?
2012.dec.26 Computer - SquirrelMail: Where is the SquirrelMail address book stored?
2012.dec.23 Computer - Linux: What should I do when df is hung (frozen) ?
2012.dec.19 Computer - SquirrelMail: How to setup SquirrelMail?
2012.dec.19 Computer - Cloud: Are there any alternatives to Dropbox?
2012.dec.15 Computer - Linux: Find which computers are on my LAN
2012.dec.08 Computer - vim: Why isn't vi doing those advanced vim functions?
2012.dec.07 Computer - Linux: See how much power my computer is using
2012.dec.07 Computer - Convert: How to convert/transcode video?
2012.dec.03 Computer - Linux: How can I view some of a large file?
2012.nov.28 Computer - Old - How can I make a .pem file from .crt and .key files?
2012.nov.28 Computer - Security: How to generate .key and .csr files for an SSL certificate?
2012.nov.15 Computer - Fedora: How to make sure a package I need is not erased from my system?
2012.oct.28 Programming - C/C++: What are the most useful predefined macros?
2012.oct.26 Computer - Fedora: Where can I read what change in that Fedora package update?
2012.oct.25 Computer - Linux: How I can I find the largest file in a directory?
2012.oct.03 Computer - Old - How can I configure my firewall when logged in thru a terminal window?
2012.oct.02 Computer - Web: How to get a low-cost Linux server on the Internet?
2012.oct.02 Computer - Linux: What are some Linux text editors?
2012.sep.16 Programming - bash: How to make a simple menu in bash?
2012.aug.22 Computer - Linux: How to get a custom output for ps?
2012.aug.21 Computer - Fedora: How to install Java on RedHat/Fedora/CentOS?
2012.aug.20 Computer - Apache Tomcat: How can I make Apache Tomcat work on Fedora 17?
2012.aug.11 Computer - Linux: How to run something when each user logs in?
2012.aug.08 Computer - SquirrelMail: How to hide the SquirrelMail version?
2012.aug.01 Computer - Linux: How to get detailed info about the processes owned by a certain
2012.jul.05 Computer - Linux: How can I quickly find all core files on my box?
2012.jun.13 Computer - xorg: Why is X.Org (X Windows) not starting on my Fedora 17 system
2012.jun.13 Computer - Linux: Why are my partitions locked (can not be resized) in GParted?
2012.jun.11 Computer - Linux: What's that extra dot in my "ls -l" listing?
2012.jun.11 Computer - Postgresql: There is nothing in /etc for PostgreSQL.
2012.jun.11 Computer - ldconfig: /lib/libsomething is not a symbolic link
2012.jun.10 Computer - Linux: Why is my system still using /etc/grub/grub.conf after updating from grub to grub2?
2012.may.29 Computer - Fedora: How can I find what rpm contains that file?
2012.may.17 Computer - Fedora: How I can see what new features are in a Fedora release?
2012.may.15 Programming - Android: How can my app reboot the device?
2012.may.11 Computer - Fedora: I want to uninstall atd (the "at" daemon) but its part of
2012.may.08 Computer - scp: I get: Address IP-address maps to Domain-Name, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
2012.may.01 Computer - Old - How do I start/stop my ethernet/internet connection?
2012.apr.27 Computer - Linux: How can I reboot my box in a few minutes?
2012.apr.25 Programming - Linux: Can I find a list of all English words?
2012.apr.24 Programming - Linux: How can I underline and bold from a shell script?
2012.apr.23 Computer - mysql: How to fix an error from mysqldump saying it can not write to /tmp/MY(random-name) (Error 2) ?
2012.apr.20 Programming - Linux: How can I let a user on a webpage exec a command as another user?
2012.apr.18 Computer - Mailman: How to post a message with mailman without mailing it in?
2012.apr.10 Computer - gzip: How to make gzip compress faster
2012.apr.08 Programming - C/C++: How can my program background itself?
2012.apr.08 Computer - Grubby: Fix error - grubby fatal error: unable to find a suitable template
2012.apr.08 Computer - Linux: How to boot my RedHat/Fedora/CentOS system into text mode from a CD-ROM?
2012.apr.07 Computer - Fedora: How can I use a floppy disk with Fedora?
2012.mar.25 Computer - Windows: How can I have a file system online in memory (a RAMdisk) ?
2012.mar.23 Computer - Web: What is IP-address 127.0.0.1 ?
2012.mar.22 Programming - bash: How can I send mail from a bash script?
2012.mar.20 Programming - Linux: How can I share things on Facebook/Twitter/Google+/etc with my application?
2012.mar.20 Computer - Linux: How do I install or uninstall a graphical interface (GUI)
2012.mar.11 Computer - Linux: How can I quickly read mail on the command line?
2012.mar.10 Programming - Linux: Why do I get a different number each time I list /proc/self ?
2012.feb.26 Computer - systemd: How to change the default run-level for systemd?
2012.feb.25 Computer - Linux: Find the top ten most recently changed files in a folder
2012.feb.12 Computer - ffmpeg: How to convert an animated gif into a mp4 (or other video format)?
2011.nov.24 Programming - C/C++: make a selfpipe to send a message to myself
2011.oct.31 Computer - Old - What can I do about this warning when sa-update.cron runs:
2011.oct.15 Computer - Apache: Good and simple missing page
2011.sep.30 Programming - Programming: Obtain the ID of the current process
2011.sep.23 Computer - Linux: The two letter Linux commands
2011.jul.12 Computer - bash: How I can make a .tar.bzip2 in one step?
2011.jul.06 Computer - Linux: What does /etc stand for on a Linux (or Unix) box?
2011.may.25 Computer - Old - Fedora: I am getting a message from yum saying a transaction is incomplete
2011.may.05 Computer - Linux: How can I make sure all my services are running?
2011.apr.17 Computer - Linux: What's a good way to use tar for backup?
2011.apr.16 Computer - zip: Zipping up mp3 doesn't compress them much (just 2-3% in my experience)
2011.apr.15 Computer - Linux: Where is the smbclient program ?
2011.apr.05 Computer - Linux: Can a shell script do rot13 "encryption" ?
2011.mar.29 Computer - unxutils: How can I run wget, tar and the other wonderful Linux/Unix commands
2011.mar.08 Computer - Linux: What permissions should the /tmp folder have and how do I set it?
2011.mar.05 Computer - Linux: How do I encode a file as base64?
2011.mar.03 Computer - Linux: How do I remove a file that has a name starting with a dash?
2010.nov.04 Programming - gcc: Why I am I getting "gcc: error trying to exec 'cc1plus': execvp: No such file or directory" ?
2010.nov.02 Computer - cdrom: How to mount a .iso image without burning a CD-ROM/DVD?
2010.oct.08 Computer - Linux: How can I free-up some diskspace
2010.jun.29 Computer - rpm: What other packages need/use this package?
2010.jun.08 Computer - Linux: Cancel a reboot request!
2010.jun.07 Computer - rsync: How to send a backup to an rsync server?
2010.jun.01 Computer - Linux: How can I restart a service/daemon when it dies?
2010.may.28 Computer - Linux: How can I restrict an account to ftp only?
2010.may.25 Computer - Old - Fedora: When I run yum it says "There are unfinished transactions remaining. You might consider running yum-complete-transaction first to finish them".
2010.may.12 Computer - Linux: How can I check the syntax of an XML file?
2010.may.04 Computer - Linux: How do I find all files that have not been modified for a week or more?
2010.apr.20 Computer - bash: How to use xargs when my file name contain spaces?
2010.mar.26 Programming - PHP: Fatal error: Call to undefined function imagecreate() in myprogram.php on line number
2010.mar.19 Computer - Linux: How can a program alert me about problems with its Internet connection is down?
2010.mar.09 Computer - Linux: How to dump/display/print a certificate in a meaningful way?
2010.mar.07 Computer - Linux: How can I see what files a process has open?
2010.mar.04 Computer - Linux: How do I capture the output of a make command?
2010.mar.03 Computer - Linux: How do I find a disk's unique ID?
2010.mar.03 Computer - Fedora: How to automatically install the dependencies for a .rpm file?
2010.feb.16 Computer - ffmpeg: How to convert a .flac music file to .mp3?
2010.feb.10 Computer - Fedora: How to get a stack trace for a Fedora program?
2010.jan.27 Computer - Linux: How I can find the largest/biggest files in a folder?
2010.jan.21 Computer - vim: How to cut and paste with vim
2010.jan.19 Programming - C/C++: How can I quickly make a nice timestamp string?
2009.dec.25 Computer - Old - How/Where can I get info on user's unsuccessful attempts to login to my
2009.dec.23 Programming - Web: What does my website look like in many different browsers?
2009.nov.27 Computer - Linux: What package is nslookup in ?
2009.nov.22 Computer - Windows: Where is the Windows hosts file?
2009.nov.20 Computer - Gnome: How can I edit my menus?
2009.nov.15 Computer - Linux: How to shred (completely delete all the data) on a floppy?
2009.oct.26 Computer - Linux: What library/libraries does that program use?
2009.oct.15 Computer - Linux: How can I list the mail I have without getting into the interactive
2009.oct.01 Computer - bash: Can you use pure bash to download a webpage?
2009.sep.30 Computer - Totem: Trying to run Totem I get an error saying
2009.sep.30 Computer - Fedora: How to play Quicktime movies with Totem on Fedora?
2009.sep.29 Computer - bash: Can you use pure bash to read from a TCP/IP port?
2009.sep.11 Programming - Arduino: How do you install the Arduino IDE on Fedora?
2009.sep.04 Programming - C/C++: How can my program tell if it's output has been redirected?
2009.aug.07 Computer - rpm: Get a report on the size of my packages
2009.jul.15 Computer - Active Directory: How to find the IP-address of my Active Directory LDAP server?
2009.jul.08 Programming - bash: How can I change the extension (suffix) of a file in a bash script?
2009.jul.01 Programming - bash: How can I get the first (space-delimited) field?
2009.jun.11 Computer - Linux: My big `find` is stuck in /proc -- what can I do?
2009.jun.03 Programming - Linux: How can I programmatically get the load average?
2009.may.29 Computer - logwatch: Fix error - Connection attempts using mod_proxy: 222.208.183.218 - www.google.com:443: 5 Time(s)
2009.may.25 Programming - bash: How to remove a filename's extension (aka suffix) in bash?
2009.may.12 Computer - Linux: The Linux file backup commands
2009.may.06 Computer - Old - I just renew by SSL certificate. Now what do I do?
2009.may.03 Computer - Linux: What commands can I use to see how much memory is used?
2009.apr.27 Programming - Haskell: Install the Haskell programming language on RedHat/Fedora/CentOS?
2009.apr.07 Programming - Mailman: How can I hide the admistrator's email address in Mailman?
2009.mar.31 Computer - Linux: How to kill all processes using a file?
2009.mar.23 Computer - Linux: What are the Linux networking utilties?
2009.mar.22 Computer - vim: How can I make vim ignore case in searches?
2009.mar.22 Computer - Linux: How to save some diskspace?
2009.mar.20 Computer - Linux: Better indication that I am in the Linux mail program?
2009.jan.24 Programming - Linux: I have a core files, now how can I get a stack trace from it?
2008.nov.24 Computer - Postfix: Make Postfix's anvil log less
2008.sep.27 Computer - Linux: My root partition is nearly full how can I tell what's taking up the root?
2008.sep.27 Computer - Fedora: I know I need to reboot my box when the kernel is updated for it to
2008.jul.31 Programming - MSVC: Where are the Visual C++ 6 source files installed on my PC?
2008.jul.09 Computer - Postfix: Make Postfix support secure SMTP (SMTPS)
2008.jun.25 Computer - Linux: What is that packagekitd program that's running on my system?
2008.jun.19 Computer - Linux: How do I find out which version of the Linux kernel I am running?
2008.jun.19 Computer - Linux: How do I see what the network activity is on my Linux box?
2008.jun.19 Computer - Linux: How do I see what network interfaces are up (on my Linux box)?
2008.jun.19 Computer - Linux: What is the contents of my network traffic?
2008.may.30 Computer - SquirrelMail: Is there an autoresponder for SquirrelMail? And if so how do I installed it?
2008.may.21 Computer - SpamAssassin: Where is the Spam Assassin config (configuration) file?
2008.may.17 Computer - Linux: How to show the label of an ext2 (or ext3) partition?
2008.may.12 Computer - Gnome: How can I install all of Gnome on the command line?
2008.apr.28 Computer - ffmpeg: How to make a thumbnail of a movie?
2008.apr.21 Computer - Security: How to remove the password from an RSA key?
2008.apr.16 Computer - Linux: How to decode a base64-encoded file?
2008.apr.08 Computer - Security: How do I verify the certificate chain of a supposedly secure site?
2008.apr.05 Computer - Nagios: How to quickly install Nagios on RedHat/Fedora/CentOS?
2008.apr.04 Computer - Old - How do I make a Linux service (daemon) start at boot?
2008.feb.18 Programming - Jam: Makefiles are so tedious. Is there an alternative?
2008.feb.10 Programming - Programming: Best way to get the current date as YYYY-MM-DD in several languages
2008.jan.11 Computer - Linux: What are the Linux commands to monitor what processes are running?
2008.jan.07 Computer - Linux: How do I run a command at high priority
2007.dec.14 Computer - vsftpd: How do I make TLS/SSL work with vsftpd?
2007.dec.14 Computer - Postfix: Make Postfix support TLS
2007.dec.11 Computer - Linux: How do I make a self-signed certificate with no password?
2007.dec.08 Computer - Linux: How to play and copy DVDs on Linux
2007.nov.30 Tech Opinion - Books: What programming books would you recommend?
2007.nov.28 Computer - Linux: How do I find files in a bunch of subfolders?
2007.nov.23 Computer - Linux: How do you create/edit disk partitions in Linux?
2007.nov.22 Computer - Linux: The Linux file searching commands
2007.nov.15 Computer - Postfix: How to make spam go to an IMAP folder?
2007.nov.06 Tech Opinion - What's the best platform for a website?
2007.nov.06 Programming - Linux: How can my program efficiently detect when files in a
2007.nov.02 Computer - Linux: What is a "tar ball" ?
2007.nov.02 Computer - Linux: The Linux file encryption commands
2007.nov.02 Computer - Linux: The Linux file copying commands
2007.nov.02 Computer - Linux: The Linux file archiving commands
2007.oct.31 Computer - Linux: The Linux text-based web browsers
2007.oct.29 Computer - Postfix: Get Postfix's copious logging in a separate file
2007.oct.29 Computer - Old - How can I see which logs were recently updated on my Linux box?
2007.oct.21 Computer - MNG: How to tell if an MNG animation is supposed to loop?
2007.oct.16 Computer - rsync: What's the fastest way to copy a directory tree for backup
2007.oct.16 Computer - Linux: How to disable IPv6 on Linux?
2007.apr.17 Computer - Linux: How can I max out the CPU on my Linux box (for testing)?
2007.mar.13 Computer - Linux: Do you know any bash directory changing tricks?
2007.feb.14 Computer - Old - Please explain daylight savings?
2006.sep.30 Programming - Linux: What's the format of a tar file?
2005.jun.29 Computer - ssh: Why do I get "ssh_exchange_identification: Connection closed by remote host"
2005.may.01 Computer - Old - How do I stop GNOME for opening a new window every time I go
2004.dec.03 Programming - Old - What libraries do you use?
2004.oct.22 Programming - C/C++: The best and safest way to copy strings in C/C++
2004.oct.16 Computer - Security: How to keep sftp users in their home directory?
2004.sep.07 Computer - Linux: Is there any way to reduce disk activity on a busy Linux box?
2004.aug.22 Programming - C/C++: What's the best way (in win32) to clear memory?
2003.jul.18 Tech Opinion - Old - Any cool computer groups in Toronto?