Category: Trouble shooting

VirtualBox Is Not Opening After Updating Harfbuzz In Arch Linux

VirtualBox Is Not Opening After Updating Harfbuzz In Arch Linux

After updating my Arch Linux box, VirtualBox doesn’t open. I tried to open it from Terminal by running “virtualbox” command. But VirtualBox refused to open, and It kept displaying the following message: VirtualBox: supR3HardenedMainGetTrustedMain: dlopen(“/usr/lib/virtualbox/VirtualBox.so”,)...

Encrypt And Decrypt Files From Commandline In Linux

An Easy Way To Encrypt And Decrypt Files From Commandline In Linux

Today, we are going to see how to encrypt and decrypt files from command line in Linux using a free utility named GNU Privacy Guard (shortly GPG or GnuPG). It is a command line encryption and signing...

Find Dependencies For A Particular Package

How To Find Dependencies For A Particular Package In CentOS

This tutorial explains how to find which package requires a certain dependency in CentOS, RHEL, Fedora and scientific Linux. You might ask why we need to find the dependencies. There could be many reasons. If...

Ubuntu Cleaner

How To Clean Up Junk Files In Ubuntu Using Ubuntu Cleaner

One common thing we forget to do in our Ubuntu system is to clean up the junk files regularly. Sooner or later, we realize that our hard disk is running out of space. There are...

Copy A File To Multiple Directories

How To Copy A File To Multiple Directories In Command Line On Linux

The other day I wanted to copy a movie to two different folders in my Arch Linux desktop. As you already know, We can easily do it by right-clicking on the movie file, select Copy...