Learn Linux Shell Scripting - Fundamentals of Bash 4.4

Vim summary

Vim has many commands that power users appreciate. For now, remember that there are two important modes, normal and insert. You can go from normal to insert by pressing I, and you can go back to normal mode by pressing Esc. When in insert mode, Vim behaves just like Notepad or Word, but in normal mode you can perform easy text manipulation, for example deleting the whole line currently selected. If you want to exit Vim, go to normal mode and enter either :q! or :x, depending on whether you want to save the changes or not.

Don't be afraid to start using Vim. While it might seem daunting at first, once you get the hang of it you can really perform file-related tasks on servers much more quickly. If you want to get a head start, ...