sudo apt install openjdk-8-jre
sudo apt install openjdk-8-jdk

    

The Firefox equivalent of control - shift - I in iOS is Cmd - Opt - Z.

Creating a bootable Linux install disk from iCultOS.

Download Visual Code Studio (might as well) - free and open source - that's actually pretty far down the agenda, but it came up, so it's fine to install.

JavaScript debugging (client-side web based)

ASCII table
base 16


    

NetBeans download Apache-NetBeans-14-bin-linux-x64.sh or latest

first Linux commands

pwd
ls
cd /
ls
ls | wc

       
    

binary, assembly, C, higher level