diff

Updated: 21 September 2026

Compare two files ignoring spaces and tabs (but not newlines, seemingly)

diff -w file1.csv file2.csv

Compare two directories

diff --brief --recursive ~/Desktop/bu ~/docs
diff -qr ~/this ~/that

Compare two directories but ignore differences in /.git

diff --brief --recursive ~/code/ai-client/ ~/code/ai-client/ | sed '/\/\.git/d'