Search - RedHat Fedora CentOS

2026.apr.27 Computer - Fedora: remove unused fonts
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.22 Programming - Linux: How to play audio/sounds on the command line with Linux?
2025.sep.02 Computer - fail2ban: How to setup on Fedora
2025.aug.12 Computer - LVM: Resize an LVM volume/disk
2025.jul.31 Computer - Linux: Find all English words that start with a certain prefix
2025.jul.17 Programming - Java: The basic Java commands / tutorial
2025.jul.16 Computer - Linux: Nice looking basic system info
2025.jul.05 Computer - dnf: How can I find leaf and orphan packages
2025.jul.02 Programming - git: Main git commands
2025.jun.26 Computer - dnf: See what a package needs (its dependencies) and what needs it (what requires it)
2025.jun.13 Computer - Fedora: Run a command at boot / startup
2025.mar.24 Programming - PHP: Uncaught Error: Call to undefined function gmp_init() in /path/to/myfile.php:999
2024.dec.30 Computer - Linux: How can I make all installed packages up-to-date
2024.dec.07 Computer - Fedora: I installed a package with dnf and it pulled in lots of dependencies
2024.nov.20 Computer - Fedora 41+: Automatically install updates
2024.oct.05 Computer - Fedora: Reading temperatures of devices
2024.sep.21 Computer - Fedora 40: Automatically install updates
2024.sep.21 Computer - Fedora: Automatically install updates
2024.sep.09 Computer - Certbot: There is no Apache plugin for CentOS 9 Stream
2024.jun.12 Computer - Linux: Measure bandwidth between two machines
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.mar.07 Computer - Fedora: Install Mission Center on the command line
2024.jan.24 Computer - CentOS Stream: "Unable to read consumer identity" when running `dnf`
2023.jul.18 Computer - Fedora: Shortest update command
2023.may.22 Computer - lcd: All commands from Getting Started with LXD video
2023.may.10 Computer - VirtualBox: how to grow a virtual disk
2023.apr.27 Computer - Fedora 38: The system will suspend now!
2023.mar.15 Computer - Fedora: Change grub parameters so you have a plain-text boot
2022.dec.10 Computer - selinux: Allow SSH server on a custom port
2022.jul.05 Programming - bash: get help for a specific builtin command
2022.apr.25 Computer - Podman: Selected commands from the tutorial video called "Podman: A Linux tool for working with containers and pods"
2022.feb.03 Computer - CentOS: Convert from Centos 8 to Centos Stream 9
2021.feb.26 Computer - Wireguard: Fedora server and Android client
2021.feb.12 Computer - Fedora: Root disk nearly full
2021.jan.23 Computer - Fedora: Enable btrfs compression
2020.dec.08 Computer - Linux: Oracle Linux (CentOS replacement) free download
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.08 Programming - Linux: Is there javaScript for command-line Linux?
2020.oct.08 Computer - Linux: See the time on an NTP server
2020.jul.26 Computer - VirtualBox: control from Windows command line
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.may.19 Computer - Fedora: Show text when booting
2020.apr.28 Computer - systemctl: Cheatsheet (some common commands)
2020.apr.11 Programming - gcc: Compile application for 32-bit
2020.jan.01 Computer - Fedora: LXC on Fedora 31
2019.nov.14 Computer - RedHat/Fedora/CentOS: Change number of old kernels kept
2019.sep.25 Computer - SpamAssassin: put spam messages into a folder with Postfix and Dovecot
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.jul.25 Computer - Linux: How do I do *something* with Sendmail?
2019.jun.24 Programming - Cross Platform: Multimedia libraries
2019.may.31 Programming - Android: Saying "Can't open file" and not showing Android icon for a downloaded apk
2019.apr.22 Computer - Linux: TUI file managers
2019.apr.06 Computer - Fedora on VM: Best way to partition at install time
2019.mar.07 Computer - Fedora: Set background for grub2 boot
2019.jan.29 Computer - RedHat/Fedora/CentOS: Remove logo while booting and see messages
2019.jan.17 Computer - Linux: Snap quick start
2019.jan.13 Computer - Fedora 29: VNC (no luck)
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.nov.22 Computer - Linux: View a folder of images in a terminal window
2018.nov.07 Computer - Linux: Is there a safe way to try out Linux?
2018.sep.22 Computer - BOINC: Is there a TUI (text user interface) for BOINC
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.25 Computer - Linux: Find the distro I am on?
2018.jun.20 Computer - Proftpd: TLS on RedHat/Fedora/CentOS
2018.may.23 Programming - Java: Places to host a Java website
2018.may.02 Computer - rpm: Resolve .conf and .conf.rpmnew files?
2018.may.01 Computer - RedHat/CentOS: Upgrade OS online?
2018.apr.15 Programming - gnuplot: Draw a simple line graph
2018.apr.04 Computer - Certbot: The certificate for host will expire in 29 days
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.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.nov.29 Computer - Linux: How can I view/change mp3 id3 tags on my Linux command line?
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.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.22 Programming - autotools: How can I compile a library that has Makefile.am and config.ac
2017.aug.11 Computer - RedHat: How can I deal with this message "/usr/bin/java is not found"
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.29 Computer - Linux: How can I do a speed test on the command line?
2017.may.26 Computer - Old - Linux: How can I make a self-signed certificate with no password?
2017.may.05 Computer - LetsEncrypt: How do I setup my letsencrypt certificate on Apache 2.4?
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.
2016.dec.05 Computer - Certbot: How to use certbot to get a certificate for my site?
2016.jul.21 Computer - CentOS: How to make CentOS 7 boot with ethernet connected?
2016.jun.13 Computer - ffmpeg: How can I remove the audio from a video file?
2016.may.11 Programming - SpiderMonkey: How to print from the command line js (javaScript) interpreter?
2016.apr.09 Computer - Linux: Do you have to use SMB/CIFS to browse files in Nautilus?
2016.mar.23 Computer - Fedora: How to open an arbitrary port using the command line?
2016.mar.16 Computer - LetsEncrypt: Whats going on with letsencrypt on Fedora?
2016.mar.09 Computer - Linux: How can I make a sign or banner on the command line?
2016.feb.29 Computer - ffmpeg: How to use ffmpeg on RedHat/Fedora/CentOS?
2016.feb.25 Computer - Web: How fast is my internet connection?
2016.jan.03 Computer - CentOS: How to install php53-sqlite on RedHat5/CentOS5?
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.13 Computer - dnf: How to do things with groups using dnf?
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.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 - Fedora: What is the name of the graphical package installer?
2015.jun.26 Programming - "/usr/bin/ld: cannot find -lz" from C/C++ how can I fix this linker error?
2015.jun.06 Computer - Firewall: How to change the firewall from a terminal window?
2015.mar.31 Computer - Linux: How do I use the lnav log viewer?
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.dec.09 Computer - Old - How do I upgrade to Fedora 21?
2014.oct.29 Programming - Java: How to use junit in my code
2014.oct.06 Computer - rpm: How to see what a package requires (its dependencies)?
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.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.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.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 - Windows: What do you recommend for free software that does virtualization on Windows?
2014.may.20 Computer - Fedora: Why is Fedora just showing a black screen on boot?
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.
2013.dec.17 Computer - Old - How can I upgrade from Fedora 19 - 20 ?
2013.dec.03 Computer - Linux: How can I convert a Rich Text Format (RTF) file to HTML on the command line?
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.06 Programming - Graphviz: Products like Dia and Visio are great but I want to keep the
2013.jun.18 Computer - Linux: What package are nslookup and dig in?
2013.mar.04 Programming - Old - bash: How can my bash script detect if the computer is on battery power (or not)?
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.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.nov.15 Computer - Fedora: How to make sure a package I need is not erased from my system?
2012.oct.26 Computer - Fedora: Where can I read what change in that Fedora package update?
2012.oct.03 Computer - Old - How can I configure my firewall when logged in thru a terminal window?
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.jun.13 Computer - xorg: Why is X.Org (X Windows) not starting on my Fedora 17 system
2012.jun.11 Computer - Linux: What's that extra dot in my "ls -l" listing?
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.11 Computer - Fedora: I want to uninstall atd (the "at" daemon) but its part of
2012.may.01 Computer - Old - How do I start/stop my ethernet/internet connection?
2012.apr.25 Programming - Linux: Can I find a list of all English words?
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.10 Computer - gzip: How to make gzip compress faster
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.feb.12 Computer - ffmpeg: How to convert an animated gif into a mp4 (or other video format)?
2011.oct.31 Computer - Old - What can I do about this warning when sa-update.cron runs:
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.15 Computer - Linux: Where is the smbclient program ?
2010.nov.04 Programming - gcc: Why I am I getting "gcc: error trying to exec 'cc1plus': execvp: No such file or directory" ?
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.mar.03 Computer - Fedora: How to automatically install the dependencies for a .rpm file?
2010.feb.10 Computer - Fedora: How to get a stack trace for a Fedora program?
2009.nov.20 Computer - rpm: Oh no! my rpm database is corrupt and rpm and not do anything.
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.11 Programming - Arduino: How do you install the Arduino IDE on Fedora?
2009.aug.07 Computer - rpm: Get a report on the size of my packages
2009.apr.27 Programming - Haskell: Install the Haskell programming language on RedHat/Fedora/CentOS?
2009.mar.31 Computer - Linux: How to kill all processes using a file?
2008.dec.02 Computer - Old - How do I upgrade from Fedora 9 to Fedora 10?
2008.sep.27 Computer - Fedora: I know I need to reboot my box when the kernel is updated for it to
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: What is the contents of my network traffic?
2008.jun.13 Computer - Fedora: Help! While booting, my Fedora box is hung (frozen) at the word "GRUB".
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.12 Computer - Gnome: How can I install all of Gnome on the command line?
2008.apr.13 Computer - Old - Is there a way to upgrade Fedora without burning a DVD-ROM (or CD-ROM)?
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.mar.03 Computer - spell: What are the open source spell checkers?
2008.feb.18 Programming - Jam: Makefiles are so tedious. Is there an alternative?
2008.jan.19 Computer - QEMU: My system dual boots Windows and Red Hat Fedora.
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.14 Computer - Dovecot: How to enable SSL/TLS with Dovecot (the POP3 and IMAP server)?
2007.dec.08 Computer - Linux: How to play and copy DVDs on Linux
2007.nov.30 Computer - Postfix: Give valid offsite users a way to use my SMTP service (submission)
2007.nov.15 Computer - Postfix: How to make spam go to an IMAP folder?
2007.nov.10 Computer - Old - Is there any thing I need to do right after installing a new version of Fedora?
2007.oct.16 Computer - Linux: How to disable IPv6 on Linux?