Linux dd Command To Backup with Examples

Backup is important part of the Linux system administration. Without backups a system is not safe and also the system administrator position too 🙂 ....

Random Number Generator In Python

Python is practical language which provides different functions in practical way. Random number are generally used in security related issues but there are other areas...

How To Shuffle/Randomize Array in PHP

There are different ways to randomly select elements of an array in PHP. But recurring elements are biggest problem most of them. Here the clean...