From bcdc3c7f23dec8b5b81bc60351ad65529868d885 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Carlos=20Pe=C3=B1a?= <mycalesis@gmail.com>
Date: Tue, 27 Aug 2013 14:06:15 +0300
Subject: [PATCH] cheat awk: sum integers from a file or stdin

---
 cheatsheets/awk | 2 ++
 1 file changed, 2 insertions(+)
 create mode 100644 cheatsheets/awk

diff --git a/cheatsheets/awk b/cheatsheets/awk
new file mode 100644
index 0000000..bf554bc
--- /dev/null
+++ b/cheatsheets/awk
@@ -0,0 +1,2 @@
+# sum integers from a file or stdin, one integer per line:
+printf '1\n2\n3\n' | awk '{ sum += $1} END {print sum}'