Recently updated/posted Linux and UNIX FAQ (mostly useful to Linux/UNIX new administrators or users) :
- Shell script put multiple line comment
- UNIX / Linux: vi / vim perform search and replace operation
- Howto: Update firefox on Linux
- Create / modify keyboard shortcuts in Gnome under Linux / UNIX
- Linux LILO boot procedure freezes with LI characters (Lilo boot loader LI error)
- Howto: Backup CentOS / Fedora Linux / Red Hat Enterprise Linux server system
- Linux change my hostname / computer system name
- Determine / Find ethernet connection speed
- Howto: Write script in Perl
- HP-UX start or stop / restart OpenSSH SSHD service
- Linux / UNIX killing a process and restarting the same
- Howto: Linux Dovecot Secure IMAPS / POP3S SSL Server configuration
- Clear all Linux / UNIX bash shell aliases
- Howto stop or terminate Linux command process with CTRL + C
- Linux NFS Export / share directory to other UNIX / Linux computer
- Linux / UNIX Setup and run php script as a cron job
- Buffer I/O error on device fd0, logical block 0 error and simply soultion
Enjoy!
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Category | List of Unix and Linux commands |
---|---|
File Management | cat |
Firewall | Alpine Awall • CentOS 8 • OpenSUSE • RHEL 8 • Ubuntu 16.04 • Ubuntu 18.04 • Ubuntu 20.04 |
Network Utilities | dig • host • ip • nmap |
OpenVPN | CentOS 7 • CentOS 8 • Debian 10 • Debian 8/9 • Ubuntu 18.04 • Ubuntu 20.04 |
Package Manager | apk • apt |
Processes Management | bg • chroot • cron • disown • fg • jobs • killall • kill • pidof • pstree • pwdx • time |
Searching | grep • whereis • which |
User Information | groups • id • lastcomm • last • lid/libuser-lid • logname • members • users • whoami • who • w |
WireGuard VPN | Alpine • CentOS 8 • Debian 10 • Firewall • Ubuntu 20.04 |