How to do search & replace with ack in vim?

Question

I am using the Ack plugin in Vim, which helps me to quickly search for strings in my project. However, sometimes I want to replace all or some occurrences of the found strin

Answer 1

I use MacVim (activated with mvim in a shell). I pipe the results of ack to mvim:

mvim -f $(ack -l $@)

Then in MacVim, I search/replace using bufdo:

:bufdo %s/SEARCH/REPLACE/gce | update

Omit the c option if confirmation is not needed.