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Shell Script

128+ posts

Shell Scripting - Restricted Shell

Last Updated: 01 December 2022

Shell is one of the most important and powerful tools available in GNU/Linux-based systems. One can control the entire system if used correctly, this exact feature makes t...read more

Technical Scripter

Technical Scripter 2022

Shell Scripting - Difference between /dev/null and /dev/zero

Last Updated: 07 November 2022

Device files/nodes are special files that allow applications to interface with device drivers. I/O operations on device nodes are handled by the driver for that device. De...read more

Technical Scripter

Technical Scripter 2022

Shell Scripting - Shell Signals Values

Last Updated: 07 November 2022

Prerequisites: Processes, Bash Scripting, Shell Function LibrarySignals help the operating system to communicate with processes and vice-versa. Signals are also generated ...read more

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Shell Scripting - JOB SPEC & Command

Last Updated: 07 November 2022

Prerequisites: Bash Scripting, Shell Function LibraryProcesses started from the terminal (and still not terminated) get a unique serial number or ID that is known as job s...read more

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Shell Scripting - Bash Trap Command

Last Updated: 12 September 2024

The trap command in Bash executes specific code in response to the signal given to the program. It traps the signal received by the program from the OS or the user and the...read more

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Shell Scripting - Creating a Binary file

Last Updated: 07 November 2022

While working in Linux systems, we have used so many commands on a day-to-day basis. Most of the commands are in the binary format resides under /bin, /sbin, /usr/bin, /us...read more

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Technical Scripter

Technical Scripter 2022

How to prompt for Yes/No/Cancel input in a Linux shell script

Last Updated: 14 November 2022

You may have noticed that shell programs occasionally ask the user for confirmation by prompting [Y/n] or [Yes/No]. Knowing whether a user wishes to continue with the foll...read more

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Technical Scripter

Technical Scripter 2022

Shell Scripting - Complete Command

Last Updated: 02 January 2023

The complete command is used to autocomplete commands while typing by pressing the [TAB] key. In case there is more than one possible autocompletion, pressing the [TAB] ke...read more

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Technical Scripter

Technical Scripter 2022

Shell Scripting - How do we can create a sample ~/.dialogrc file

Last Updated: 02 January 2023

The dialogcommand allows you to display a variety of questions or messages from a shell script using dialog boxes. The ~/.dialogrc file is a run-time configuration file fo...read more

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Technical Scripter

Technical Scripter 2022

Linux Shell Script to Sync Directories Interactively

Last Updated: 21 April 2025

Scripts that sync directories are scripts used to synchronize the contents of two directories. This means that the script will ensure that the two directories have duplica...read more

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Technical Scripter

Technical Scripter 2022

Shell Scripting - Test Constructs

Last Updated: 05 February 2023

Since 0 by UNIX tradition denotes "success," an if/then construct checks to see if the exit status of a list of commands is 0 and, if it is, runs one or more instructions....read more

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Technical Scripter

Technical Scripter 2022

Shell Script for grep with context display and highlighted pattern matches

Last Updated: 05 February 2023

grep ( global search for regular expression and print out ) is a filtering command used for searching a particular pattern of characters in a file. It offers different opt...read more

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Technical Scripter

Technical Scripter 2022

Shell Script to Perform Database Operations

Last Updated: 30 January 2023

In this article, we will be creating a shell script to perform various database operations. We will be using the MySQL database management system and the MySQL command-lin...read more

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Technical Scripter

Technical Scripter 2022

Disk Cleanup Using Powershell Scripts

Last Updated: 27 September 2023

In this article, we will look at how to delete temporary files, recycle bin data, and run a disc cleanup program in Windows. Windows users sometimes faced low disk space e...read more

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Shell Script Examples

Last Updated: 28 March 2024

For all the Linux distributions, the shell script is like a magic wand that automates the process, saves users time, and increases productivity. This shall scripting tutor...read more

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