How to use Linux Shutdown Command with Examples


The shutdown command is used to shut down the system immediately, schedule a shutdown, inform users of such processes, or even cancel it. LEarning how to use the shutdown command is important for any Linux user.

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APT vs APT-GET: What’s the Difference?


Since Linux introduced the apt command line tool with the Ubuntu 16.04 release, many users wondered what the difference between apt and apt-get is. Learn why the apt command was created, when to use it and how it differs from the apt-get command.

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How to Fix Could not get lock /var/lib/dpkg/lock Error on Ubuntu


This tutorial lists the steps that will help you fix the E: Could not get lock /var/lib/dpkg/lock error you may get on Ubuntu while trying to install an application. In some cases waiting helps, but in other, you may have to try one of the methods…

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How to Show Hidden Files in Linux


Linux stores visible and hidden files in its directories. You can display these hidden files using simple commands or the graphical user interface. Apart from showing these hidden files, this guide show you how to hide files and directories, as well…

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Linux Kernel 5.7 Released: 12 New Features to Consider


Linux released its latest LTS kernel version, the Linux kernel 5.7. Take a look at all the new features and updates you can expect to find. Keeping your kernel up-to-date is important for system security and functionality. This guide will also show…

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How to Get the Size of a Directory in Linux


Use the command line interface to display directory size and for display disk space. This guide will help you find the amount of disk space used by any given directory.

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How to Use fsck Command to Check and Repair Filesystem


If you want to keep your filesystems clean and without errors, you need to scan it on regular basis. In this guide, you can find all fsck commands that will help you maintain your filesystem health.

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How To Customize Bash Prompt in Linux


Follow this article to learn how to make changes to your BASH prompt. The guide shows how to edit the bashrc file, as well as how to modify PS1 variables. Use the information in this tutorial to change the appearance of your BASH prompt.

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How to Install NumPy


NumPy (Numerical Python) is an open-source library for the Python programming language. It is used for scientific computing and working with arrays. This tutorial outlines how to install NumPy on popular Operating Systems.

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How to Install Elasticsearch on Ubuntu 18.04


Elasticsearch is an open-source engine that enhances searching, storing and analyzing capabilities of your computing environment. Follow the steps in this tutorial to install Elasticsearch on your Ubuntu machine.

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