5 Methods to Check If Environment Variable is Set in Bash
To check if an environment variable is set in Bash, you can use the following methods: Using the “if” Conditional …
How to Remove APT Repository in Linux [4 Easy Methods]
To remove apt repository in Linux, you can use the following methods: Using the Command Line: Run add-apt-repository –remove <repository_name>. …
Repository Configuration in Linux
As a Linux user, one indispensable part would be to work with repositories. Any desired software of yours is installed, …
What is Boolean Variable in Bash? [3 Cases With Examples]
Boolean variables serve as the essential tool for creating flexible, dynamic, and condition-driven Bash scripts. These variables empower users to …
Ubuntu Repository List [A Total Guide]
The term ‘Repository’ or in short ‘repo’ in ‘Ubuntu Repository’ refers to a specific software repository, which is a centralized …
Linux Repository List
In Linux, repositories play a vital role in delivering software packages to users. They are like centralized hubs where software …
Apt Vs Apt-get [What’s the Difference?]
Debian-based Linux systems, such as Ubuntu, incorporate package management tools like apt and apt-get. Although they have certain similarities, they also …
Linux Package Manager Comparison
The backbone of the Linux distributions like Debian, Ubuntu, and Red Hat Enterprise Linux is the package manager. The package …
Package Management in Linux
Being familiar with package management is very important, especially when you are using Linux. Because, package management is crucial for …
Special Variables in Bash [With 9 Practical Examples]
Don’t get baffled by the special variables that are internally set by the Bash shell. These special variables are crucial …
How to Write the Output to a File in Bash Script [5 Practical Cases]
Sometimes, it’s important to save a command’s output in a separate file. Moreover, an error may occur while executing a …
3 Easy Ways to Write to a File in Bash Script
Writing to a file is important to store info for further analysis. Using Bash script one can easily write command …
What is Variable Array in Bash? [4 Cases]
The variable array is one of the essential features in Bash scripting. It is nothing but a data structure that …
Learn Linux Basics
Linux is an open-source Operating System (OS) based on the Unix kernel. It was first developed by Linus Torvalds in …
How to Append String to Bash Variable? [2 Effective Ways]
The Bash shell offers a wealth of capabilities for scripting and automation, and one common task is appending strings to …
How to Check If Bash Variable Exists? [2 Effective Methods]
Bash (Bourne Again SHell) is a widely-used command line interface for Unix-like systems. Working with Bash variables is crucial for …
How to Export Environment Variables With Bash? [4 Examples]
In Bash scripting, environment variables play a crucial role in sharing data across different parts of a script and enabling …
How To Check if Bash Variable is Empty? [2 Easy Methods]
Programmers work with several variables in the Bash scripts. So verifying whether a variable is empty or not is a …
How to Read Environment Variables in Bash Script? [2 Methods]
Bash, the popular Unix-like shell, offers a wealth of functionalities, including the ability to work with environment variables. These variables …
An Ultimate Guide of Bash Environment Variables
Bash scripting has become an indispensable skill for developers and system administrators, enabling them to automate tasks with ease. At …
