How To Delete Blank Lines From Selection in Sublime Text 3

1. Open Sublime Text 3
2. Make sure you have Package Control installed (https://sublime.wbond.net/installation)
3. Press CTRL + SHIFT + P
4. Type Install onto the dialogue window
5. Select “Package Control: Install Package” and press “Enter”
6. Search for and install “DeleteBlankLines”
7. You are done! Congrats.

Windows Shortcuts:

Ctrl+Alt+Backspace –> Delete Blank Lines
Ctrl+Alt+Shift+Backspace –> Delete Surplus Blank Lines

Reference: https://rricketts.com/delete-blank-lines-selection-sublime-text-3/