Change the color of your Linux prompt
You can change the color of your BASH prompt to red with this command: export PS1=”\e[0;31m[\u@\h \W]\$ \e[m” To make the change permanent, create a .bash_profile in your home directory (if one isn’t al[...]
List Linux processes by CPU or Memory usage
You can use a one-string command in Linux to nicely display in CLI the processes that consume your CPU. Use ps -e -o pcpu,cpu,nice,state,cputime,args --sort pcpu | sed ‘/^ 0.0 /d’ and you will get something l[...]
Multicolumn output with ls
If you do a ls > file.txt, the output will contain a single column of text. If you want to use multiple columns, do a ls -C > file.txt [...]
Easy BASH command histroy
While in a Terminal session, press Ctrl+R and start typing a part of a previous command. The prompt will autocomplete the command from the bash history and you won’t need to type it all over again. [...]
