Vim commands

# Find the first instance of text like "[something]" on each line in a visual selection and replace each line with "something"
'<,'>s/^\s\+\[\(\w\+\)\].\+$/\1/g

# Replace `div` tags with `p` tags
%s/<\(\/\=\)div>/<\1p>/g

# On Mac OS X, the default Vim when run from Terminal can't access the clipboard ("pasteboard"). This command will run the `pbcopy` program to copy the current visual selection:
w !pbcopy

# Generate a 32 character password by calling `pwgen`:
r !pwgen -s -y 32

# Copied from an old *.vimrc* of mine:
imap <F3> <C-R>=strftime("%Y-%m-%d %H:%M")<CR>

# Source my *.vimrc*:
source $MYVIMRC

# Yank the file name of the current buffer into the "unnamed register", i.e. just use <kbd>p</kbd>
# From [this StackOverflow answer](http://stackoverflow.com/a/954336/173497)
:let @" = expand("%")