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CSharp

Learn to Code in C#(sharp)

C# is an object-oriented programming language developed by Microsoft to compete Sun's Java language. It is based on C++ and contains the features similar to Java. It is used...
PHP-Handler

What are PHP handler and its types?

PHP handler is a type of Apache web server module, it is used to load the PHP libraries and its related functions whenever the Apache web server needs to interpret...
Lets-encrypt

What is Let’s Encrypt?

About Let's Encrypt: Let's Encrypt is an open source certificate authority (CA) that offers free SSL certificates for the domains. It can automatically generate, install, and renew SSL certificates for...

How to change the version of Apache?

To change Apache Version, EasyApache is used. EasyApache updates the versions of Apache and also its applications and libraries. It is also used to update and configure your PHP installation....

How to print the last 20 lines of a file to the CLI?

CLI: Command Line Interface(CLI) is a user interface that is used to operate software and operating systems which allows the user to respond to visual prompts by typing commands into...

How to open a file using the “vi” text editor ?

INTRODUCTION: The vi editor (visual editor) is a screen editor which is available on the almost all Unix systems. Once you have learned vi, you will find that it is...
Search Specific String Graphical Illustration Search A Particular String In A File

How to search for a string in a specific file?

Grep Command: The grep command, which means a global regular expression print, it remains amongst the most versatile commands in a Linux terminal environment. String : A string is a contiguous sequence of...
BMP File Format

What is BMP File?

About BMP File: The BMP file is the raster graphics image file format and used to store bitmap digital images. The BMP file format was capable of storing two-dimensional digital...
File/Folder Permission

How to Change the File/Folder Permission using Terminal?

Linux: Linux is a Unix-like, open source and community-developed operating system for computers, servers, mainframes, mobile devices and embedded devices. Every file and directory in Unix/Linux system have three permissions. They are read,...
Pico-command

What command is used to edit the file in SSH?

The  Pico (Pine composer) is a text editor for the Unix and Unix-based computer systems. This has been designed by the Office of the Computing and Communications at the...