How to free up buffers and cache on a Linux/Ubuntu system

Post author:amin nahdy
Post published:June 8, 2025

In this short article, we will see how to empty buffers and cache on a Linux/Ubuntu system. (more…)

How to change the hostname in Ubuntu

Post author:ziad nahdy
Post published:May 26, 2025

In this article you will learn how to modify the computer name ( hostname ) in ubuntu starting from 14.10 release. (more…)

Ubuntu Installation on a VM : Ubuntu wants to format partitions, should you write the changes to disks?

Post author:ziad nahdy
Post published:May 15, 2025

If like me, you had accidentally deleted the main partition in your Ubuntu virtual machine and then tried to create a new one after you completely erased the old, you will most likely get the (more…)

How to reset a user password in Ubuntu

Post author:ziad nahdy
Post published:May 3, 2025

If you do not remember your user password, then you need to reset it. Follow the steps below in order to do so . (more…)

How to download YouTube video or audio

Post author:Nikolaus Oosterhof
Post published:December 21, 2024

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How to display the contents of a text file on the terminal in Linux/Ubuntu

Post author:amin nahdy
Post published:February 23, 2024

In this short tutorial, we cover see some simple commands that will help users learn how to open a file in linux or view its contents on the command line. (more…)

How to display a colored man pages in Ubuntu 20.04

Post author:Marianne elanotta
Post published:March 3, 2022

Pinfo is an information file viewer. It was created because its author, Przemek Borys, was very tired trying to read gtk information entries using standard tools. (more…)

How to keep a nodejs server running permanently

Post author:Nikolaus Oosterhof
Post published:August 21, 2021

Sometimes you need to run your nodejs server permanently (.e.g. for building a REST API that will be consumed by a mobile application) without the need to run (more…)

How to encrypt a USB stick on Ubuntu

Post author:Marianne elanotta
Post published:July 20, 2021

Many users often store important documents on a USB stick. However, there is always the risk of losing the device along with the stored data. For this reason (more…)

How to run a command without having to wait in Linux/Ubuntu

Post author:amin nahdy
Post published:July 6, 2021

You may have encountered some commands which take a while to complete processing. There are some tricks that could help gain control once you launch the command so that you can do (more…)