Compare two files
Sammenlign to filer i current directory:
git diff --no-index fil1.txt fil2.txt
Sammenlign to committede filer
git diff HEAD:fil1.txt HEAD:fil2.txt
Uten pager (| delta)
git --no-pager diff
git diff --no-index fil1.txt fil2.txt
git diff HEAD:fil1.txt HEAD:fil2.txt
git --no-pager diff