Save a file even when you forget sudo
I'm a Team Lead and Solutions Architect during the day, lazy "Dev Sec Ops" at night with a passion for selfhosting and data privacy. Free and Open Source advocate since 2005, I sporadically write Blog or Gemlog posts and share short notes and bookmarks on my website.
If you forget to open a file in vim a sudo/root, you can simply do in vim (sudo needs to be installed):
:w !sudo tee %