Andrew Burnes apburnes

There are two types of markup in Liquid: Output and Tag.

Output markup (which may resolve to text) is surrounded by

{{ matched pairs of curly brackets (ie, braces) }}

Tag markup (which cannot resolve to text) is surrounded by

Docker - How to cleanup (unused) resources

Once in a while, you may need to cleanup resources (containers, volumes, images, networks) ...

delete volumes

// see: https://github.com/chadoe/docker-cleanup-volumes

$ docker volume rm $(docker volume ls -qf dangling=true)

$ docker volume ls -qf dangling=true | xargs -r docker volume rm

FWIW: I (@rondy) am not the creator of the content shared here, which is an excerpt from Edmond Lau's book. I simply copied and pasted it from another location and saved it as a personal note, before it gained popularity on news.ycombinator.com. Unfortunately, I cannot recall the exact origin of the original source, nor was I able to find the author's name, so I am can't provide the appropriate credits.

Effective Engineer - Notes

By Edmond Lau
Highly Recommended 👍
http://www.theeffectiveengineer.com/

What's an Effective Engineer?

FaaS - functions as a Service Quick Start / Test Drive

This page has moved into the repository!

Head over the to Github repository for the TestDrive document

	#!/bin/bash
	TARGET="mysite.example.net";
	RECIPIENT="[email protected]";
	DAYS=7;
	echo "checking if $TARGET expires in less than $DAYS days";
	expirationdate=$(date -d "$(: \| openssl s_client -connect $TARGET:443 -servername $TARGET 2>/dev/null \
	\| openssl x509 -text \
	\| grep 'Not After' \
	\|awk '{print $4,$5,$7}')" '+%s');
	in7days=$(($(date +%s) + (86400*$DAYS)));