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Author: Karim Buzdar

How to Install Terraform IaaC Platform on Ubuntu 20.04

Ubuntu Terraform IaaC

Terraform is a well-known Infrastructure as a Code (IaaC) platform. Terraform makes it easy to create and provision full-fledged data center infrastructures by using the HashiCorp Configuration Language (HCL). This article shows you how to install Terraform on Ubuntu 20.04.

Karim Buzdar March 12, 2021 Linux, Shell, Ubuntu Read more

How to take Screenshots on Debian Linux

Debian Screenshot

Taking screenshots in Debian is super easy. You will definitely know how to use the built-in screenshot utility or PrtScr key on your keyboard in order to take a screenshot of your system. There are other many open-source screenshots utilities

Karim Buzdar March 11, 2021 Debian, Linux, Shell Read more

How to Install and Use Kontact in Ubuntu 20.04

Ubuntu Kontact App

Kontakt is a free, open-source Linux-based Email application that is developed by the KDE project, which can be used on GNOME desktop as well to replace e.g. Thunderbird. It works as a Personal Information Manager (PIM). Kontact has modules to

Karim Buzdar March 10, 2021 Ubuntu Read more

How to Install and Use Nmap on Linux Mint 20

Nmap Linux Mint

Nmap is a very popular free and open-source network security tool and port scanner. It has been designed to perform security scans and discover hosts on a network by sending different packets to them and then analyzing their responses. In

Karim Buzdar March 5, 2021 Linux, Shell Read more

How to Install Mono on Ubuntu 20.04

Ubuntu Mono C#

Mono is the OpenSource implementation of the Microsoft .NET software stack. It is based on ECMA/ISO standards and implements the C# programming language and the Common Language Runtime. To find out more about Mono, have a look at the Mono

Karim Buzdar March 4, 2021 Linux, Shell, Ubuntu Read more

How to Install R Programming Language Tools on Linux Mint 20

R Programming Language

“R” is a programming language that was designed for statistical computing back in 1993. The best thing is that this language is still being used extensively especially for data analysis purposes during research. In today’s article, I will show you

Karim Buzdar March 2, 2021 Linux, Shell Read more

How to change the sudo password through command line on CentOS 8

Change sudo password

Most new Linux admin users of CentOS 8 do not know how to reset or change the sudo password from the command line environment. It is a good practice for security reasons to regularly change the password of each system

Karim Buzdar April 30, 2021 CentOS, Linux, Shell Read more

How to Install and Use Ansible on Debian 10

Ansible on Debian

Whenever we talk about configuration management tools, the name that we hear most often is Ansible. It is a cross-platform tool that is designed to handle system configurations while working with Linux, macOS, and Windows operating systems. Today, we will

Karim Buzdar February 23, 2021 Debian, Linux Read more

Killing frozen applications in Ubuntu 20.04

Kill frozen apps in Ubuntu

At times, in a computer system when applications are running the system might freeze and does not respond. This seems annoying since users are not even able to close the program by using the X icon on the UI of

Karim Buzdar February 22, 2021 Linux, Shell, Ubuntu Read more

How to Use GDB to Debug Programs in Ubuntu 20.04

Linux program debugger GDB

GNU Debugger (GDB) is an open-source debugger for GNU Systems. The debugger is portable and can be used for multiple languages as C/C++ and Fortran. It can be used for debugging programs by observing their states on specific breakpoints and

Karim Buzdar February 19, 2021 Linux, Shell, Ubuntu Read more
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