Linux Tutorials on the topic “shell”

  • Linux Groups Command for Beginners (with Examples)

    linux Author: Himanshu Arora • Tags: , • Comments: 0 • Published: Sep 20, 2017

    In Linux, there's a concept of users (those who use the system), and then there's the concept of groups, which is basically a logical mechanism to manage a collection of users. To give you a basic idea, groups make it easy to manage users with, say, same security and access privileges.

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  • Linux Commands - Overview and Examples

    linux Author: Himanshu Arora • Tags: , • Comments: 3 • Updated: Sep 18, 2017

    The command line is one of the most powerful features of Linux. There exists a sea of Linux command line tools, allowing you to do almost everything you can think of doing on your Linux PC. However, this usually creates a problem: with so many commands available to use, you don't know where and how to start learning them, especially when you are beginner.

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  • Linux factor command tutorial for beginners (with examples)

    linux Author: Himanshu Arora • Tags: , • Comments: 0 • Published: Sep 04, 2017

    If you are a Linux command line user, and your work revolves around prime numbers, there's a command line utility that might be of your help. The tool in question is factor, and in this tutorial, we will quickly discuss things like why it exists, how it works, and how you can use it. Please note that all examples and instructions mentioned here have been tested on Ubuntu 16.04LTS.

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  • Get Started With GNUPlot

    linux Author: Bill Toulas • Tags: , , • Comments: 1 • Published: Sep 01, 2017

    GNUPlot is an actively developed freely distributed non-open source command line graphing and plotting software tool that was initially released back in 1986. GNUPlot can be useful for a wide spectrum of applications, so here comes a quick guide that will help you understand how it works, get to play with its basic functionality, and learn how to take your first steps with it the easy way.

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  • Linux fgrep Command Tutorial for Beginners (with Examples)

    linux Author: Himanshu Arora • Tags: , • Comments: 0 • Published: Aug 30, 2017

    While grep is a well-known Linux command (we've already covered it in detail), do you know that there exist two different variants of this tool? Yes, these are egrep and fgrep. In this tutorial, we will discuss the latter (fgrep) using easy to understand examples.

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  • Linux expr command tutorial for beginners (with examples)

    linux Author: Himanshu Arora • Tags: , • Comments: 1 • Published: Aug 22, 2017

    Sometimes, while working on the command line (especially when dealing with a shell script), you may find yourself in a situation where you have to perform actions like searching for a substring in a string, finding its index, as well as other things like performing comparisons and arithmetic operations. For those who aren't in the know, there exists a command line utility - dubbed expr - that lets you do all this.

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  • Linux expand Command Tutorial For Beginners (with Examples)

    linux Author: Himanshu Arora • Tags: , • Comments: 0 • Published: Aug 16, 2017

    While working on the command line in Linux, there may arise a situation where-in the requirement is to replace tabs in a file with spaces. The task isn't difficult if the file is small, but what if the file you're dealing with is huge, or worse, there are hundreds of files in which you have to make this change? Worry not, there exists a command line tool that's specifically built for this work. The tool in question is expand, and in this tutorial, we will discuss the basics of expand using some easy to understand examples.

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  • Linux env Command Tutorial For Beginners (5 Examples)

    linux Author: Himanshu Arora • Tags: , • Comments: 0 • Published: Aug 11, 2017

    If your work involves doing stuff through the command line in Linux, more likely than not, you'll be using the Bash shell. Did you know there's an environment associated with the processes that are executed through the shell? And, if you want, you can tweak this environment specifically for the task you're doing? Well, in this article we will discuss a command line tool - env - that not only lets you access the shell environment, but also allows you to make changes to it as an when required.

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  • Linux exit Command Explained for Beginners (With Examples)

    linux Author: Himanshu Arora • Tags: , • Comments: 0 • Published: Aug 08, 2017

    If you are a Linux newbie, and your work involves doing stuff through the command line, then it goes without saying that you must be spending a lot of time on the terminal window. As you'd likely agree, there are some commands that we tend to use very frequently, like ls, cp, and rm. However, there are some others that are comparatively less used. In this tutorial, we will discuss one such, less frequently used command: Exit.

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  • Linux du Command Tutorial for Beginners (10 Examples)

    linux Author: Himanshu Arora • Tags: , • Comments: 2 • Published: Jul 26, 2017

    Sometimes, while working on the Linux command line, you might want to quickly know disk usage for a set of files or for a complete directory. There's a specific command line tool that lets you do this, dubbed du. In this tutorial, we will discuss the basics of this tool as well as the features it provides using easy to understand examples.

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