Bash wait Command
wait is a command that waits for the given jobs to complete and returns the exit status of the waited for command.
This article will walk you through the basics of Python tuples. Tuples are similar to lists, with the main difference being that the lists are mutable while the tuples are immutable.
Find and Replace in Vim / Vi
Find and replace is a powerful feature of Vim, which allows you to make changes to your text quickly.
Bash: Write to File
This article explains how to write text to a file in Bash, using the redirection operators and tee command.