From 37cd728ebed1b35058e6273b471c150144233c4a Mon Sep 17 00:00:00 2001
From: YIk Teng Hie <tenghie.yik@razer.com>
Date: Thu, 20 May 2021 22:10:17 +0800
Subject: [PATCH] remove dangling docker images at once

---
 docker/README.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/docker/README.md b/docker/README.md
index e561d42..b9d161d 100644
--- a/docker/README.md
+++ b/docker/README.md
@@ -34,6 +34,10 @@
   $ docker-compose stop
   $ docker load -i <image-name>.tar
   $ docker-compose up -d --build
+  
+  // delete all dangling images at once
+  // -q return only the image unique id
+  $ docker rmi $(docker images -q --filter "dangling=true")
   ```