Vim

• Vim is an advanced text editor that seeks to provide the power of the de-facto Unix editor 'Vi', with a more complete feature set.
• How To Install Vim on Ubuntu
• How To Show or Hide Line Numbers In vi / vim Text Editor

Tutorials

• Getting started with Vim: The basics
• Classic SysAdmin: Vim 101: A Beginner’s Guide to Vim
• How to Use Vim: A Guide to the Basics
• Getting Started with Vim Editor in Linux

Tips

• vim - how do I cut some lines of file-1 to file-2 in 1 step?

Select the lines in file-1
:w >> file-2
'<,'>w >> b | '<,'> d

• How to Copy, Cut and Paste in Vim / Vi

3dd - Delete (cut) three lines, starting from the line where the cursor is positioned.
3yy - Yank (copy) three lines, starting from the line where the cursor is positioned.
press p to put (paste) the text after the cursor or P to put (paste) before the cursor.

on Windows

• Downloading Vim
• How to install Vim Text Editor on Windows 11/10