• Health tips to prevent the spread of COVID-19:
    • Wash your hands frequently;
    • Maintain 2 meters social distancing;
    • Minimise outdoor activities.
    Stay safe in your bubble!


  1. Andy

    How to clear bash history without leaving any trace

    In some occasion, if you don't want to leave any trace on what you've done on your Linux bash console or terminal or SSH client, use the following command: history -c && history -w && exitThis will clears any history, writes an empty value of history (since it was cleared) and exits the terminal...
  2. Andy

    -bash: ll: command not found [Solved]

    Did you get ll: command not found error in SSH session? If yes, then read on how to fix it in less than one minute. Reason for ll: command not found error In SSH session of Linux system, often times you want to get listing of files inside a directory, and it’s most convenient to have each file...