Shell Scripts

Bash Date Time Calculations How To | Jumping Bean - We Build, We Support, We Train
Although bash is a powerful scripting environment it is a bit deficient, compare to other scripting languages, when it comes to date/time calculations. There are no convenient, generally available, date functions such as datediff or overloaded operators for mathematically manipulating dates and time…
Debugging Shell Scripts in Linux
Tutorial on how to debug shell scripts in Linux with command line options like -n, -v and -x