JavaScript
How to check if string contains substring in JavaScript
The JavaScript indexOf() method search for the substring in string and returns the position of the first occurrence of a…
Category: Programming
Bash Shell
How to Assign Password to User in a Shell Script
Command: echo <password> | passwd –stdin <username> Example: Use the following command to change password of user jack in a…
Bash Shell
How to Create Infinite while Loop in Bash Script
Command: while true;do echo “Press CTRL+C to Exit”; done Example 1: Some times we are required to execute some commands…
PHP
How To Install Phalcon PHP Framework on CentOS / RedHat
Phalcon is a high performance Php framework with MVC support. Its is very useful framework for developing dynamic applications rapidly.…
Bash Shell
How To Create and Manage Symbolic Links in Linux
Symbolic links, also known as symlinks, are special files that allow you to create a shortcut to another file or…
Bash Shell
Is Your Linux System 64-bit or 32-bit? 5 Ways to Find Out
Determining the bit architecture of your Linux system is an important task, as it helps you ensure compatibility with software…
Bash Shell
How to Input Password in Shell Script as Hidden Characters
Command: read -s -p “Enter Password: ” pswd How to Use:- If you want to take input of password in…
Bash Shell
How to change Background Color of Text in Linux Shell
Command: echo -e “\\e[0;41mBackground in Red Color\\e[0m” The Above commands are using to set background color of output on Linux…
Bash Shell
How to change output Text color in Linux Shell
# echo -e “e[0;31mText in Red Colore[0m” The Above commands are showing to set foreground ( Text ) color of…
Bash Shell
How to Use Newline character ( \n ) in Bash Shell
Questions – How can I print a newline as \n in bash shell? How to use \n in a shell…