Lorenz Leitner LoLei

set -e, -u, -o, -x pipefail

The set lines

These lines deliberately cause your script to fail. Wait, what? Believe me, this is a good thing.
With these settings, certain common errors will cause the script to immediately fail, explicitly and loudly. Otherwise, you can get hidden bugs that are discovered only when they blow up in production.

set -euxo pipefail is short for:

set -e
set -u

One liner for deleting images from a v2 docker registry

Just plug in your own values for registry and repo/image name.

registry='localhost:5000'
name='my-image'
curl -v -sSL -X DELETE "http://${registry}/v2/${name}/manifests/$(
    curl -sSL -I \
        -H "Accept: application/vnd.docker.distribution.manifest.v2+json" \

Find the original here article here: Devops Best Practices

DevOps started out as "Agile Systems Administration". In 2008, at the Agile Conference in Toronto, Andrew Shafer posted an offer to moderate an ad hoc "Birds of a Feather" meeting to discuss the topic of "Agile Infrastructure". Only one person showed up to discuss the topic: Patrick Debois. Their discussions and sharing of ideas with others advanced the concept of "agile systems administration". Debois and Shafer formed an Agile Systems Administrator group on Google, with limited success. Patrick Debois did a presentation called "Infrastructure and Operations" addressing

This notes is written by Sheldon. You can find me with #iOSBySheldon in Github, Youtube, Facebook, etc.

Need

Convert .mov/.MP4 to .gif

Reason

As a developer, I feel better to upload a short video when I create the pull request to show other viewers what I did in this PR. I tried .mov format directly got after finishing recording screen using Quicktime, however, gif offers preview in most web pages, and has smaller file size.

This is not limited to developer, anyone has this need can use this method to convert the files.

Articles

https://medium.com/@kentcdodds/first-timers-only-78281ea47455#.4zdpfigcb

	# SOURCES
	# https://starship.rs/config
	# https://starship.rs/presets/nerd-font.html#configuration

	# DEBUG via:
	# starship explain
	# STARSHIP_LOG=trace

	"$schema" = 'https://starship.rs/config-schema.json'

	# Use Unicode & do NOT use the "8bit hack" to input/output non-ASCII characters
	set input-meta on
	set output-meta on
	set convert-meta off

	# Ignore completion case
	set completion-ignore-case On

	set match-hidden-files Off
	set bell-style visible

	/**
	* List unique CSS properties for all DOM elements
	* Initially created to list unique font stacks on a page
	* @see {@link http://stackoverflow.com/a/35022690/ Inspired by this StackOverflow answer}
	*
	* @see {@link https://gist.github.com/macbookandrew/f33dbbc0aa582d0515919dc5fb95c00a/ URL for this file}
	*
	* @author AndrewRMinion Design (https://andrewrminion.com)
	* @version 1.1
	*

	#!/bin/sh
	docker images --format '{{.Size}}\t{{.Repository}}\t{{.Tag}}\t{{.ID}}' \| sed 's/ //' \| sort -h -r \| column -t