Unix

Bash shell FAQ

Below is impressive FAQ on bash (GNU command language interpreter) shell. It’s taken from here (thanks to maintainers!). How can I read a file line-by-line? How can I store the return value of a command in a variable? How can I insert a blank character… Read More »Bash shell FAQ

Testing system validity

IBM: Systems Administration Toolkit: Testing system validity The typical UNIX® administrator has a key range of utilities, tricks, and systems he or she uses regularly to aid in the process of administration. There are key utilities, command-line chains, and scripts that are used to simplify… Read More »Testing system validity