diff

Compare files and directories

Compare files

diff {{file1}} {{file2}}

Compare files, ignoring white spaces

diff -w {{file1}} {{file2}}

Compare files, showing differences side by side

diff -y {{file1}} {{file2}}

Compare directories recursively

diff -r {{directory1}} {{directory2}}

Compare directories, only showing the names of files that differ

diff -rq {{directory1}} {{directory2}}