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This article explains what a shell is, find out which shell you are currently using, check a list of all available shells, and the difference between sh and . bash What is a Shell A shell is a computer program that accepts commands. It also...

This article explains the difference between ~./bash_profile and files in Bash. ~/.bashrc What are startup files in Bash? Startup files are files that are executed after the shell is started. The startup files depend on the type of shell th...

In programming, a shebang is a series of tags and exclamation marks #! at the beginning of a file. It then provides the entire path to the interpreter that will execute the file's code /bin/bash . After that, comes the code itself. The inte...

This article explains the difference between login shells and non-login shells in UNIX-based systems. What is Shell in UNIX based systems The shell in UNIX based systems is the interface between the user and the kernel of the operating syst...

We usually think of pressing a download button when downloading a file from the Internet. However, you can download files from the terminal. wget The and curl are two of the most commonly used tools. This tutorial will look at both and see...

In Linux, we can use Bash scripts to perform string manipulation such as concatenation, truncation, and finding words in a text. tr This article will explain how to translate or remove characters using command in Linux Bash . tr Using comma...

The Linux terminal has many environment variables that contain necessary information about the system. Also, applications may require some environment variables in order to execute. export This article will use the command to define an envi...

This article outlines the process of creating an empty git branch on the command line. We will then push the empty branch to a GitHub repository. We know that we cannot push empty branches to remote repositories. However, there is a workaro...

This article will discuss configuring Git to use SourceGear's DiffMerge as the default difftool . difftool This tool allows us to easily understand merge conflicts with improved visuals compared to Git's default. It is an ideal tool for 3-w...

In this article, we will see how to show the changes we have staged for the next commit and the changes we have not yet staged. There are two commands we can run in Git to show the staged changes. Let's start with the basics. Use git status...

This article will teach you how to use git diff the command to compare files, commits, and branches in Git. We use git diff the command to show the differences between files resulting from two commits or the current state of our repo and a...

Git is the most demanding version control system in today's era. Sometimes we face a situation when we need to compare some data in our repository with some other data source available in another repository, here we will discuss one of the...

In this article, we'll see how to compare two Git branches using three different techniques. Get the difference between branches in Git Git is a famous software that helps us keep track of the changes we make to files and also helps to buil...

This article discusses configuring Git to work with different proxies. It is often difficult to access Git when working behind a corporate firewall. We'll cover some of the proxies that Git supports, how to configure them, and how to provid...

The most famous distributed version control system is Git, which stands for Global Information Tracker. This VCS is used to keep the code and files that developers can access later, both remotely and locally. Each developer can access their...