vim tips and tricks.
https://stackoverflow.com/questions/53664/how-to-effectively-work-with-multiple-files-in-vim?rq=1 http://www.skywind.me/blog/tags/vim
https://github.com/mhinz/vim-galore
https://kulkarniamit.github.io/whatwhyhow/howto/use-vim-ctags.html
add the following to ~/.ctags
--recurse=yes
--exclude=.git
--exclude=BUILD
--exclude=.svn
--exclude=*.js
--exclude=vendor/*
--exclude=node_modules/*
--exclude=db/*
--exclude=log/*
--exclude=\*.min.\*
--exclude=\*.swp
--exclude=\*.bak
--exclude=\*.pyc
--exclude=\*.class
--exclude=\*.sln
--exclude=\*.csproj
--exclude=\*.csproj.user
--exclude=\*.cache
--exclude=\*.dll
--exclude=\*.pdb
go to the source code directory, run ctags.
cscope