Linux.com: Vim Tips: Using Vim Mappings and Abbreviations

“Vim ships with a lot of useful functions that make life easier
when you’re editing text, but Vim is also an extremely extensible
editor. If you find yourself typing the same long commands or
strings of text over and over again, it’s time you learned how to
set mappings and abbreviations in Vim, to save valuable keystrokes
for your code or prose.

“Just as you can set shortcuts in KDE, you can map keystrokes to
actions in Vim. A mapping can be as simple as creating an
abbreviation that converts your initials to your full name, or
something more complicated, like running a function when you press
F10. Let’s take a look at mappings, and how they can make you much
more productive when working in Vim…”

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