Introduction In Linux, the ‘set’ command is a built-in command that is used to change or display the environment variables. It can be used to set and unset shell options and positional parameters,...

Introduction In the Linux operating system, gunzip is a command-line utility used for decompressing files compressed with the gzip compression algorithm. The gzip compression program is often used...

Introduction When it comes to text editing in Linux, one of the popular choices is the Nano text editor. Nano is a simple, user-friendly text editor that comes pre-installed in many Linux distribu...

Introduction The ‘cat’ command in Linux is a powerful utility that can be used to read, concatenate, and display the contents of files. It is short for concatenate and is commonly used in shell sc...

Scope in Javascript In Javascript, scope refers to the visibility of variables. There are two types of scope in Javascript: global scope and local scope. Global scope refers to variables that are ...

Introduction Firewalld is a dynamic firewall manager for Linux operating systems that dynamically manages the firewall rules. It provides a way to manage firewall rules without having to deal with...

Introduction Ifconfig stands for “interface configuration” and is a command-line utility in Unix-like operating systems, including Linux, that allows users to configure network interfaces on a Lin...

Introduction The mkdir command in Linux is a fundamental command used for creating directories. This command allows users to create one or more directories within the file system. Understanding ho...

Introduction The ‘nm’ command in Linux is a powerful tool used to display symbol information in object files. This command is often used by developers and system administrators to analyze binaries...

Introduction In the realm of Linux system administration, the concept of “uptime” holds a significant value. Uptime refers to the time duration for which a system has been operational without any...