From 2f140fae436fa92a371c441d481b46e04d56976d Mon Sep 17 00:00:00 2001
From: Werner Beroux <werner@beroux.com>
Date: Wed, 8 Jul 2015 14:34:40 +0200
Subject: [PATCH] Update README.md

Include helper function.
---
 README.md | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index f730d69..740f432 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ Supposing you've an Apache or Nginx Docker container named `web_service_containe
 
     $ docker run --rm -it --link web_service_container wernight/ngrok ngrok http web_service_container:80
 
-## Full example
+### Full example
 
  1. We'll set up a simple example HTTP server in a docker container named `www`:
 
@@ -57,6 +57,18 @@ Supposing you've an Apache or Nginx Docker container named `web_service_containe
 
         $ xdg-open http://$(docker port www_ngrok 4040)
 
+### Helper
+
+For common cases you may want to create an alias in your `~/.profile` (or `~/.bashrc`, `~/.zshrc`, or equivalent):
+
+    function docker-ngrok() {
+      docker run --rm -it --link "$1":http wernight/ngrok ngrok http http:80
+    }
+    # For ZSH with Oh-My-Zsh! and 'docker' plugin enabled, you can also enable auto-completion:
+    #compdef __docker_containers docker-ngrok
+
+Then to the simple example just do `docker-ngrok web_service_container`.
+
 
 ## Feedbacks