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What can I do with Bash one liners?
Bash-Oneliner | A collection of handy Bash One-Liners and terminal tricks for data processing and Linux system maintenance. I am glad that you are here!
What kind of OS does Bash oneliner use?
Not all of them is oneliner, but i put effort on making them brief and swift. I am mainly using Ubuntu, Amazon Linux, RedHat, Linux Mint, Mac and CentOS, sorry if the commands don’t work on your system. This blog will focus on simple bash commands for parsing data and Linux system maintenance that i acquired from work and LPIC exam.
How to get to the end of a line in Bash?
Ctrl + n : same as Down arrow. Ctrl + p : same as Up arrow. Ctrl + r : begins a backward search through command history. (keep pressing Ctrl + r to move backward) Ctrl + s : to stop output to terminal. Ctrl + q : to resume output to terminal after Ctrl + s. Ctrl + a : move to the beginning of line. Ctrl + e : move to the end of line.
Which is the correct way to launch the launch editor in Bash?
Ctrl + l : equivalent to clear. Ctrl + x + Ctrl + e : launch editor defined by $EDITOR to input your command. Useful for multi-line commands. Esc + u # converts text from cursor to the end of the word to uppercase.
How to change or customize bash prompt in Linux?
You should now be able to customize your BASH prompt. You can combine the commands and options to get the look and feel you want. Every time you start a shell session in Linux, the system goes through configuration files and sets up the environment accordingly. Check out our guide on how to set, view, and unset environment variables in Linux.
How to change config file values in Bash?
So I can not take any credit for this as it is a combination of stackoverflow answers and help from irc.freenode.net #bash channel but here are bash functions now to both set and read config file values: