How to use grep command in Linux

Post author:amin nahdy
Post published:October 15, 2019

In this article you will learn how to use the grep command on Linux along with simple examples to help you find a string or pattern within a given file. (more…)

How to bypass/ignore the gpg signature checks of apt on Ubuntu

Post author:amin nahdy
Post published:October 14, 2019

In some circumstances you may need to install packages without the need to check the public keys signatures. Here we outline one way to bypass all the signature related checks/ignore of all of the signature errors . (more…)

How to fix high memory usage in Linux

Post author:amin nahdy
Post published:October 13, 2019

Updated on 7/1/2023 – If you have noticed that your computer is running slow, it could be due to some applications consuming a large amount of memory without you realizing it. It is also possible that some services are using more RAM than usual, (more…)

Fedora 29 release features

Post author:amin nahdy
Post published:October 5, 2019

Fedora is among the most popular Linux distributions so far. Fedora 29 is looking up to be another great release. Fedora is not just a core, but also a workstation and a server . This release has new features which (more…)

How to use the APT command on Ubuntu/Debian Linux systems

Post author:amin nahdy
Post published:October 1, 2019

APT is one of the most frequently used commands in Ubuntu ( and Debian family hereafter ) . APT stands for Advanced Package Tool and is used as a package management (i.e. updating, adding or removing) (more…)

Switching between different Linux distributions without losing data

Post author:amin nahdy
Post published:September 29, 2019

So you installed the latest version of a Linux distribution but want to switch to another variant of Linux or want to upgrade to the latest version of a Linux distribution and prefer a clean install over regular upgrade ? (more…)

How to change the hostname in Ubuntu

Post author:ziad nahdy
Post published:September 24, 2019

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

How to upgrade to Ubuntu 19.04 Disco Dingo from 18.04/18.10

Post author:ziad nahdy
Post published:September 19, 2019

Ubuntu 19.04 disco dingo is a new release in the Ubuntu line-up. Ubuntu 18.04 is an LTS (long term support) release, so it gets support for the next 5 years after the release. Ubuntu 19.04 is not an LTS release and will (more…)

How to restore GRUB Bootloader in Ubuntu

Post author:amin nahdy
Post published:September 17, 2019

In this article I’ll show you how to restore your bootloader, your grub loader that allows you to switch between Windows and Ubuntu – now the bootloader or the grub loader can disappear for a number of reasons. If you (more…)

How to use multiple Skype accounts at the same time In Ubuntu

Post author:amin nahdy
Post published:September 17, 2019

To be able to use two separate Skype accounts at the same time, without having to switch accounts by logging off and on again, just follow the following short steps : (more…)