Shell Parameter Expansion (Bash Reference Manual)| www.gnu.org
Learn how to write shell scripts with bash functions. This guide includes examples and best practices on how to define, call, and debug functions in bash.| Shell Tips!
Looping over a list of numbers or words is a building block in shell scripts. Learn how to write Bash loops, including for loop, while loop, and until loop.| Shell Tips!
Learn how to script a Bash If statement with the then, else, and else if / elif clauses. Includes Bash conditional expressions and common pitfalls to avoid.| Shell Tips!
Bash version 5 is generally available and comes with some important improvements and new features like BASH_ARGV0, EPOCHSECONDS, and EPOCHREALTIME.| Shell Tips!
Learn how to use the GNU Linux bc command line to do math arithmetic and algebra with square root, sine, cosine, tangent, arctangent, bessel, and more.| Shell Tips!
Improve your productivity at the Linux command line and in Bash scripting with globbing by using Wildcards as glob patterns or extended glob expressions.| Shell Tips!
This guide covers how to format date and time in Linux, Mac, and the Bash shell. Includes how to do date shell operations like adding days or comparing dates.| Shell Tips!