bashcheet

#!/bin/bash	Shebang that goes on the first line of every Bash script
#!/usr/bin/env bash	Alternative (and better) shebang – using environment variable
#	Used to make comments, text that comes after it will not be executed
chmod +x script.sh && ./script.sh	Give script executable permissions and execute it
$#	Stores the number of arguments passed to the Bash script
$1, $2, $3	Variables that store the values passed as arguments to the Bash script
exit	Exit from the Bash script, optionally add an error code
Ctrl + C	Keyboard combination to stop Bash script in the middle of execution
$( )	Execute a command inside of a subshell
sleep	Pause for a specified number of seconds, minutes, hours, or days