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This article will show you multiple ways to sum a list of numbers in a file using Bash scripts. The first method involves using the paste command, and we will discuss two cases: using an existing file and reading a file using standard input...

This article discusses methods for checking Bash scripts for syntax problems without running the script. Syntax errors are caused by some grammatical or spelling mistakes in the code. In modern compilers of other programming languages, the...

In various situations when using Bash or another shell, you may need to run a script or program in a new terminal instance or in another tab in the same terminal. Opening a new terminal instance or tab from within Terminal is simple; we'll...

This article is a simple guide to setting a timeout for a specific program using the timeout command from GNU's coreutils package in Bash. timeout command in Bash In many cases, such as fetching data from a server or running a function or p...

This article provides a brief introduction to Bash scripting and discusses exiting a Bash script when an error occurs. It further discusses the limitations and benefits of Bash scripting. What is Bash Scripting A computer script/program tel...

This article is about using strings as commands in Bash scripts. For this purpose, the eval command is used. Eval Command in Bash Scripts In some Bash scripts, you have to create a string using variables or input values ​​(for example)...

In this article, we will discuss how to create, delete, and edit bash profiles in macOS. Create .bash_profile To create .bash_profile, open a terminal and move to your home directory using the following command. cd ~/ Now you can create usi...

Using loops is a common task in any programming or scripting language. While using a loop, sometimes we need to stop it under a predefined condition. Like other programming and scripting languages, Bash uses the keyword break to stop any lo...

In Bash, the double pipe || is also known as the OR operator in other programming languages. On the other hand, the single pipe | is known as a pipeline. In this article, we will see how to use double pipe (also known as OR) and pipelines i...

Sometimes we need to create a dynamic function which can be executed in both without passing any arguments or without passing any arguments. For this we need to set some default values ​​for those arguments so that if the arguments are...

When we create a Bash script, we may want to use parameters in our script to run successfully. Therefore, we need to create a script to check the number of input parameters used by the user in the script. All of this prevents unexpected beh...

In the shell, .bash_profile is used to customize the configuration of user settings. It is stored in the root directory or home directory and is mostly hidden from other users. This file holds all the configuration of the shell and is also...

There are various ways to clear the terminal in bash script. This article will discuss 3 methods to clear the terminal. Use tput reset to clear the terminal screen. The first method uses the keyword tput reset to clear the screen. When your...

This article will show you how to open Emacs from within Bash. We will also discuss how to install the Emacs text editor. Install EMACS in your system Suppose you don't have Emacs in your system. You can easily install it in your system wit...

With the help of Bash scripts, you can automate your tasks. File renaming is a common task on various systems. You can rename all the files manually. However, if your file names have a sequence, it is better to automate this task. This way...