How to Setup SSH Passwordless Login in Linux [3 Easy Steps]
SSH (Secure SHELL) is an open-source and trusted network protocol that is used to log in to remote servers for the execution of commands and
Bash Shell
Powerline – Adds Statuslines and Prompts to Vim and Bash Shell
Powerline is a great statusline plugin for Vim editor, which is developed in Python and provides status lines and prompts for many other applications such
How to Use Bash For Loop with Examples in Linux
In programming languages, Loops are essential components and are used when you want to repeat code over and over again until a specified condition is
How to Fix “bash syntax error near unexpected token” in Linux
Bash (Bourne Again Shell) is a command-line program that accepts commands provided and executes them. It takes Linux commands directly typed into it interactively from
How to Use Break and Continue Statements in Shell Scripts
In this article, we will take a look at how to use a break and continue in bash scripts. In bash, we have three main
How to Use until Loop in Your Shell Scripts
In bash for, while, and until are three loop constructs. While each loop differs syntactically and functionally their purpose is to iterate over a block
Different Ways to Read File in Bash Script Using While Loop
This article is all about how to read files in bash scripts using a while loop. Reading a file is a common operation in programming.
How to Use Heredoc in Shell Scripting
Here document (Heredoc) is an input or file stream literal that is treated as a special block of code. This block of code will be
Learn Difference Between Sourcing and Forking in Bash
The main focus of this article is to clearly understand what happens when you run the script vs source the script in bash. First, we
Learn Difference Between $$ and $BASHPID in Bash
Recently I was working on a shell script and I saw a significant difference in how bash special variable $ and BASHPID behaves. Every process
How to Create Simple Shell Scripts in Linux
Creating shell scripts is one of the most essential skills that Linux users should have at the tip of their fingers. Shell scripts play an
Marcel – A More Modern Shell for Linux
Marcel is a new shell. It is similar to traditional shells in many ways, but it does a few things differently: Piping: All shells use