Articles by admin

Installing docker on ubuntu

Update aptand install packages to allow apt to use a repository over HTTPS $ sudo apt-get update $ sudo apt-get install \ ca-certificates \ curl \ gnupg \ lsb-release Add GPG key $ sudo mkdir -p /etc/apt/keyrings…


Python, Bash Hassle

Messing up with your default python version which comes with OS might not be a good idea. I learnt it in the hard way. But, this is a good experience to share with you folks….


Installing KGDB and peda gdb in Ubuntu 16 & 18

If you don’t have cmake, it need to be installed first. sudo apt install cmake extra-cmake-modules Then, following modules must be installed. sudo apt-get install qtbase5-dev qtdeclarative5-dev libkf5config-dev libkf5auth-dev libkf5package-dev libkf5declarative-dev libkf5coreaddons-dev libkf5kcmutils-dev libkf5i18n-dev libqt5core5a…


How to use virtualenv

What is covered in this tutorial. IntroductionInstalling pipInstalling virtualenvActivate, Install modules & Deactivate Introduction What is pip? Pip is a package management system used to install and manage python modules. Once pip is installed it…



GCC compilation process

Four stages of compilation process Pre-processor We use a high level language such as C++ to write our source code which ends with extensions .c, .cpp, .h etc. The C++ preprocessor removes the comments, copies…



Sudo, Fedora & Ubuntu

I have been a faithful Fedora User for years. In fact, choosing my preferred OS was never by my choice but my working environment. Different stages in my career selected the OS for me. When…