Show line numbers in SQL developer editors

solution.

Solution:

Install Sublime text to Ubuntu

Sublime text - text editor that Mac user love to use, so let try it in Ubuntu,
What I like:
- it is quick
- outline view of whole file on the right side.
- Columns/Block selection, how to.
- line numbers as out of the box functionality.

Instruction:

sudo add-apt-repository ppa:webupd8team/sublime-text-2
sudo apt-get update
sudo apt-get install sublime-text