some VI tricks

some VI tricks

to wrap line with line-breaks and put new line breaks after every COMMA (,)
===========================================================================
z       0JJ$F,i^M^[K
K       z


to map
:map z 02J$F,i^M^[K <enter>
:map K z <enter>

to get ^M
ctl-v ctl-m

to get ^[
ctl-v ctl-Esc


to convert text to UPPER
:g/[a-z]/s//\u&/g


to copy line (yank)
yy

pase copied lines
p


append "##" to beginning of all lines
:g/^./s//\#\#/g 

I leave this one in WIP add what you know please.