diff --git a/cheatsheets/diff b/cheatsheets/diff
index e2024ea..f9f2b3e 100644
--- a/cheatsheets/diff
+++ b/cheatsheets/diff
@@ -18,3 +18,6 @@ diff -q version1 version2
 
 # To report whether the files are identical:
 diff -s version1 version2
+
+# To diff the output of two commands or scripts:
+diff <(command1) <(command2)