How to use unmask command.
How To Use Unmask Command. It is used by mkdir, touch, tee , and other commands that create new files and directories. On Linux and Unix operating systems, all new...
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How to Check if a String Contains a Substring in Bash
How To Check If A String Contains A Substring In Bash In this article, we will show you several ways to check if a string contains a substring. One of...
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How to List Groups.
How To List Groups. This tutorial explains how to show all groups a user is a member of. We will also explain how to list all members of a group....
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How to Check the Kernel Version in Linux
How To Check The Kernel Version In Linux In this tutorial, we’ll show you several different ways to find out what version of Linux kernel is running on your system....
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How to understand what is a kernel
How To Understand What Is A Kernel The kernel is a core component of an operating system and serves as the main interface between the computer’s physical hardware and the...
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How to understand Bash Shebang.
How To Understand Bash Shebang. If you are learning Bash scripting by reading other people’s code you might have noticed that the first line in the scripts starts with the...
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How to Add a Directory to PATH in Linux
How To Add A Directory To PATH In Linux This article shows how to add directories to your $PATH in Linux systems. When you type a command on the command...
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How to use ps command.
How To Use Ps Command. This article explains how to use the ps command to list the currently running processes and display information about those processes. In Linux, a running...
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How to understand OSI.
OSI Model OSI stands for Open System Interconnection is a reference model that describes how information from a software application in one computer moves through a physical medium to the...
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how to use cp command.
How To Use Cp Command. In this article, we will explain how to use the cp command. When working on Linux and Unix systems, copying files and directories is one...
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