After changing the Wifi Network password in my Router, My Arch Linux test machine lost the Internet connection. So I wanted to update the new password from Terminal because my Arch Linux test box doesn’t...
Yesterday, We have covered how to force users to use a strong password in DEB based systems such as Debian, Ubuntu, Linux Mint, Elementary OS etc. You might wonder how a strong password looks like,...
A strong password must be comprised of at least 14 characters, including at least one special character, one numerical character, one uppercase and lower case letter. More importantly, passwords shouldn’t be easily predictable and shouldn’t...
I have recently downloaded a Linux operating system for testing. The downloaded OS was in IMG format, and Oracle VirtualBox doesn’t support the IMG format. So, I had to find a way to use IMG file...
Working in Computer for long hours is not good for your health, especially looking at screens will definitely affect your eyes. You must often take breaks at regular intervals. There are numerous utilities available out...
The other day I was trying to create a local repository with packages only we use often in CentOS 7. Of course, we can download any package using curl or wget commands. These commands however...
Today, I have stumbled upon a simple, yet useful tool called “Ubuntu Kernel Upgrade Utility”, shortly Ukuu, that allows you to install and upgrade Linux kernel in Ubuntu-based systems. Ukuu is developed and maintained by...
Running out of low disk space? You may need to check for unused packages (orphaned packages) filled in your hard drive. Orphaned (unused) packages are nothing but the packages which will be installed as dependencies/libraries...
The most useful device after computers is termed as a smartphone. In fact, it covers many features similar to computers. To its extended work profile, it allows users to click photos, calls, chats, browsing, listen to music,...
As we all know, In Debian and Ubuntu desktop operating systems, Software updater tool will notify you whenever a new update is available. If a new update is available, a pop-up window will appear and display the...
In this tutorial, we are going to see how to monitor Network bandwidth or traffic usage in Linux and BSD. VnStat is a console-based, free, open source, and light-weight Network Traffic monitor. Using this tool,...
Today, I encountered with a strange error after I cloned CentOS 6 guest machine in Oracle VirtualBox. After logging in to CentOS guest, my network card is disappeared. I can’t SSH to the CentOS guest...
