What is “HereDoc” Variable in Bash? [5 Practical Cases]
Being a Linux user, while working with complex or lengthy content, it’s so usual to face a situation like when …
Bash Scripting
What is PS1 Variable in Bash? [3 Customization Examples]
In Bash, the PS1 variable plays a pivotal role in shaping and enhancing the command line experience. This is such …
How to Read Password in Bash [3 Practical Cases]
Taking a user password in Bash is an important task. One can utilize the read command to read passwords securely. …
2 Cases to Execute Command Stored in Bash Variable
Bash programmers can incorporate various commands into the bash script. The commands help programmers to achieve the target task. Sometimes …
2 Ways to Unset Environment Variables Using Bash Script
Environment variables play a crucial role in managing system configurations and influencing the behavior of programs in Unix-like operating systems. …
How to Generate UUID in Bash [3 Simple Methods]
UUID (Universal Unique Identifier) is used to uniquely identify almost all entities such as files, digital objects, etc. There are …
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 …
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 …
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 …
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 …
How to Use String Variables in Bash Script? [4 Cases]
Bash (Bourne Again SHell) scripting is renowned for its versatility and power in automation tasks. Effective string manipulation within Bash …
How to Echo Variables in Bash Script? [4 Practical Examples]
Echoing variables in Bash is an essential skill for Bash scriptwriters. In this article, I will explore best practices to …
