Make .gitignore ignore everything except a few files

Question

I understand that a .gitignore file cloaks specified files from Git\'s version control. I have a project (LaTeX) that generates lots of extra files (.auth, .dvi, .pdf, logs,

Answer 1

A little more specific:

Example: Ignore everything in webroot/cache - but keep webroot/cache/.htaccess.

Notice the slash (/) after the cache folder:

FAILS

webroot/cache*
!webroot/cache/.htaccess

WORKS

webroot/cache/*
!webroot/cache/.htaccess