Useful vim commands

vim.md

Insert special characters using two-letter short forms

:help digraphs
:help digraph-table

Highlight some text in a window

:help :match

Remove join/part messages from a buffer containing text copied from weechat's bare mode

:g/\v..:.. (\<--|--\>)/d

Filter chat/nick/actp messages from a buffer containing text /dumped from glirc

:%s/\v^.{-} (..:..):../\1/|2d
:2,$g!/\v^.{-} (chat|nick|actp)/d
:g/\v^([^!]*)![^ ]*: (.*)$/s/\v^([^!]*)![^ ]*: (.*)$/\1: \2/
:%s/\v^(..:.. )chat /\1/
:%s/\v^(..:.. )actp /\1/

Remove trailing whitespace

:%s/\s*$//
:$g/^$/d