IntelliJ IDEA 2021 Quick Start for Ubuntu 15.10 Wily Linux
The Step-by-Step Easy Linux Tutorial shows you How to Install IntelliJ IDEA 2021 FREE Community Edition for Java Programming Development on Ubuntu 15.10 Wily Werewolf i386/amd64 GNU+Linux Unity Desktop.
To Make Best Use of the IntelliJ IDEA 2021 you should Dispose of an Oracle Sun Java SE Official JDK Installation Ubuntu.
And this Visual Guide includes the Basic Screenshots of All GUI Steps involved.
The Contents and Details of How to Install IntelliJ IDEA on Ubuntu 15.10 Wily are Expressly Essentials to Give Focus Only to the Essentials Instructions and Commands and Make the Tutorial Easier to Read and Digest ;)

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Download Latest IntelliJ IDEA 2021 for Linux
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Then Extract IntelliJ Archive into /tmp
Possibly Double-Click on it in the File Manager.
Or from Command Line with:tar xvzf ~/Downloads/idea*.tar.gz -C /tmp/
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Open Terminal Window
Ctrl+Alt+T
(Press “Enter” to Execute Commands) -
Relocate IntelliJ Idea Folder
sudo su
If Got “User is Not in Sudoers file” then see: How to Enable sudo
Set up the root superUser as Holder before Switching IDEAsudo chown -R root:root /tmp/idea* && mv /tmp/idea* /opt/idea
Make a Symlink into the working Paths
ln -s /opt/idea/bin/idea.sh /usr/local/bin/idea.sh
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How to Install Required Oracle Java SE for Ubuntu
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Starting IntelliJ IDEA from Shell:
To End the SuperUser session:exit
To Launch IDEA:
idea.sh
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Initial Customization
A Desktop Launcher is Automatically Created! -
Quick Start on IntelliJ IDEA 2021 with Java Hello World
Now Thanks to the JetBrains Company Now You are Able to Getting-Started on IntelliJ IDEA with Java, Android and Groovy Development.
