You probably already know how to use vim's basic undo and redo features. For a quick refresher, read this short tutorial on how to use vim redo and undo.
Vim tabs can be a great way to visualize which files you currently have open. Many vim users get bogged down by them and either end up working too hard to use them or give up altogether.
Learn how to undo and redo changes using vim. If you are brand new to vim, learn more about the basics in this intro to vim guide.
Once you learn to think in text objects, you'll never be the same
Vim is a powerful tool. I often paste raw data into Vim in order to format it in a specific way, and sometimes I need to clean up the file by removing many blank lines.
One of the strengths of Vim is that it's highly customizable. And while remapping keys is possible, we often want to create shortcuts without changing the default key bindings.
If you find yourself highlighting text in Vim with your mouse to copy and paste it elsewhere, stop. There's a better way, using the yank command, to copy text into your clipboard on macOS or Windows.
Basic vim commands
Because you've accidentally opened Vim and don't know how to exit
Vim is amazing. Well, Python is doing all the work, but I still like Vim. Learn how to format JSON in Vim like a pro with this short guide! tl;dr Paste your json, and run this in vim normal mode. :%!
Tabs are evil. This guide will show you how to convert tabs to spaces in Vim.
Finding guides