Bash meaning

bash is an sh-compatible command language interpreter that executes commands read from the standard input or from a file

A shell is a terminal application used to interface with an operating system through written commands

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Senses

Uugh, look at that squill parking his Lambo in the bike lane

By convention an exit status of 0means success, and non-zero return status means failure

An example of a bash is a baseball players homerun hit

But if we need to put single or double quote as a character in a string, we need to escape it with a backslash

tr

The name is an acronym for the ‘ B ourne- A gain SH ell’

In this tutorial, I demonstrate how you can use a key-value dictionary in bash