How To Check Uppercase String in Bash

We want to check if the string is uppercase. But the real difficulty is using bash. Bash have the ability to check this with ~ operator. [crayon-599510f35f904419827745/]...

How To Use Linux df Command?

One of the main duty of System Administrator is monitoring and checking the disk usage. According to situation take action against it. df command is...

How To Use Javascript Closures

What is closure? How can we use closure in our codes? etc. We can ask a lot of question about closures. Here is what are...

Linux Scp Command Usage With Eamples

What is Scp? Scp is acronym for Secure Copy. It is used primarily for copying files over ssh connection. The copied files are encrypted and...