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How to run a command in Linux every x seconds

How to run a command in Linux every x seconds

  • Post author:amin nahdy
  • Post published:February 3, 2020

Oftentimes you need to run a command every X seconds on Linux. Granted you can use cron but unfortunately, it does not handle time granularities of less than a minute. (more…)

Continue Reading How to run a command in Linux every x seconds
How to fix ‘E: Could not get lock /var/lib/dpkg/lock’ Error in Ubuntu

How to fix ‘E: Could not get lock /var/lib/dpkg/lock’ Error in Ubuntu

  • Post author:amin nahdy
  • Post published:January 28, 2020

Sometimes when users try to install an application by executing the usual apt command on Ubuntu, they get the following error: (more…)

Continue Reading How to fix ‘E: Could not get lock /var/lib/dpkg/lock’ Error in Ubuntu
How to display files sizes in MB in Linux/Ubuntu

How to display files sizes in MB in Linux/Ubuntu

  • Post author:amin nahdy
  • Post published:January 25, 2020

Sometimes we want to see the sizes of files as returned by the ls command displayed in some reasonable format or in other words in human readable presentation.
(more…)

Continue Reading How to display files sizes in MB in Linux/Ubuntu
How to transfer a file from a remote computer to a local machine on Linux/Ubuntu

How to transfer a file from a remote computer to a local machine on Linux/Ubuntu

  • Post author:amin nahdy
  • Post published:January 18, 2020

To learn how copy a file from another machine or how to transfer files between two computers, you can use the scp utility. In this short tutorial you will see how to achieve this using simple commands. (more…)

Continue Reading How to transfer a file from a remote computer to a local machine on Linux/Ubuntu
How to Zip all files in a directory in Linux

How to Zip all files in a directory in Linux

  • Post author:ziad nahdy
  • Post published:January 7, 2020

To zip all files in a given directory on Linux with the zip tool, you can use * with the zip command. This will take care of files with and without extensions since extensions are not so special on (more…)

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How to save power on Linux Ubuntu/Debian using cpufreq

How to save power on Linux Ubuntu/Debian using cpufreq

  • Post author:amin nahdy
  • Post published:December 30, 2019

Computers nowadays are packed with powerful processors and graphics cards in order to cater for the demanding computations and big screens. This however has some consequences on the hardware: heat . (more…)

Continue Reading How to save power on Linux Ubuntu/Debian using cpufreq
How to Google search from Linux terminal – Build your own search engine

How to Google search from Linux terminal – Build your own search engine

  • Post author:amin nahdy
  • Post published:December 24, 2019

In this article we shall discuss how to Google search on Linux using a tool called Googler. Googler, a feature rich and Python based utility, allows users to query Google (Web and News) using the command line on Linux. (more…)

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How to open System Settings from the terminal in Ubuntu 18.04?

How to open System Settings from the terminal in Ubuntu 18.04?

  • Post author:amin nahdy
  • Post published:December 10, 2019

Is there a command to open the Ubuntu system settings window in Ubuntu 18.04 from the terminal ? To answer this, let’s first outline some ways to access the system settings : (more…)

Continue Reading How to open System Settings from the terminal in Ubuntu 18.04?
How to solve ” fsck error on boot: UNEXPECTED INCONSISTENCY; “

How to solve ” fsck error on boot: UNEXPECTED INCONSISTENCY; “

  • Post author:ziad nahdy
  • Post published:December 5, 2019

It could happen, as it did to me, that when you open your Virtual box and start your Ubuntu virtual machine, you get the error below : (more…)

Continue Reading How to solve ” fsck error on boot: UNEXPECTED INCONSISTENCY; “
How to bypass/ignore the gpg signature checks of apt on Ubuntu

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…)

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