bash: Cheat sheet for everyday computational analysis

Quick reference cheatsheet for frequently used commands for bash

Bash quick reference

Command	Purpose	Example
~	Your home directory	cd ~
/	Filesystem root and path separator	cd /scratch
pwd	Print working directory	pwd
ls	List files and directories	ls -lh results
cd	Change directory	cd data/raw
cd ..	Move up one directory	cd ..
mkdir -p	Create directory/directories	mkdir -p logs results
head	Show the beginning of a file	head -n 5 file.txt
less	View a file interactively; press q to exit	less file.txt
grep	Search for text in a file	grep "value" file.txt
wc -l	Count lines	wc -l file.txt
curl -L -o	Download URL into a named file	curl -L -o file.txt URL