TIL: :sort in vim
vim has a built-in sorting function. Specify a range or a visual selection and run :sort in command mode to sort the given lines. You can also do things like:
:sort!to invert the order.:sort ito ignore case.:sort uto deduplicate the lines.:sort nor:sort ffor integer or float numeric sorting; in particular, these will sort by the first number on each line.:sort /pattern/to ignore a pattern and:sort /pattern/ rto sort based on pattern.