Install docker

First, add the GPG key for the official Docker repository to the system: curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - Add the Docker repository to APT sources: sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" Next, update the package database with the Docker packages from the newly added repo:... [Read More]

Difference in Simulator or Emulator

Simulation = For analysis and study Emulation = For usage as a substitute A simulator is an environment which models but an emulator is one that replicates the usage as on the original device or system. Simulator mimics the activity of something that it is simulating. It "appears"(a lot can... [Read More]

Life saving linux terminal shortcuts

Stuck and searching for terminal shortcuts, here I have got list of Life saving linux terminal shortcuts - Ctrl+a Move cursor to start of line Ctrl+e Move cursor to end of line Ctrl+b Move back one character Alt+b Move back one word Ctrl+f Move forward one character Alt+f Move forward... [Read More]