henrahmagix’s gists

henrahmagix / eml-to-html.sh

Created March 19, 2020 16:08

Pull the html out of an eml file

sed -n '/DOCTYPE/,/<\/html>/p;' $1 | perl -pe 's/=\r\n//g' | perl -pe 's/3D//g' | perl -pe 's/=[A-Z\d]{2}//g'

henrahmagix / datastore-entity.go

Last active February 17, 2020 11:04

How to get any data from Google Datastore as an untyped map

	package main

	type DynamicEntity map[string]interface{}

	func (d *DynamicEntity) Load(props []datastore.Property) error {
	loadMap(*d, props)
	return nil
	}

	func loadMap(m map[string]interface{}, props []datastore.Property) {

henrahmagix / garlic-every-third-word.js

Last active December 28, 2018 20:42

Replace every 3rd word with "garlic"

	// Select an element in the inspector, then paste this into the console.

	function textNodesUnder(el){
	var n, a=[], walk=document.createTreeWalker(el,NodeFilter.SHOW_TEXT,null,false);
	while(n=walk.nextNode()) a.push(n);
	return a;
	}

	function notAllWhitespace(value) {
	return !value.match(/^\s*$/g);

henrahmagix / content.js

Last active September 23, 2020 08:43

Chrome extension to always select a specific user for Google Cloud Console

	let url = new URL(window.location);
	let authuser = url.searchParams.get('authuser');

	// Log in as the account you always want to be logged-in as
	// and replace 1 here with the authuser=N number in the url.
	if (!authuser) {
	url.searchParams.set('authuser', '1');
	window.history.replaceState(null, null, url.toString());
	window.location.reload;
	}

henrahmagix / order-cloudbuild-logs

Last active August 24, 2018 13:02

Order logs from Google Cloudbuild bookmark (copy-paste into new bookmark, click to run)

javascript:(function (el) { if (!el) { throw new Error('no el'); } var text = el.innerText; if (!text) { throw new Error('no text for', el); } var rAll = /Step #(\d+)/; var match = function (s, r) { var m = s.match(r); return m && m[1]; }; var steps = {}; var lines = []; text.split('\n').forEach(s => { var m = match(s, rAll); if (!m) { lines.push(s); } else if (!steps[m]) { steps[m] = [s]; } else { steps[m].push(s); } }); Object.keys(steps).map(ns => parseInt(ns, 10)).sort((a,b) => a-b).forEach(n => { lines.push(steps[n].join('\n')) }); el.innerText = lines.join('\n'); })(document.querySelector('pre'));

henrahmagix / go-coverage-in-browser.sh

Created June 25, 2018 10:03

Open a browser window showing coverage for every go package in the current directory

	# Assumes you are inside your GOPATH
	for pkg in $(go list ./...); do
	curr_dir_as_pkg=${PWD/$GOPATH\/src\//}
	pkd_dir=${pkg/$curr_dir_as_pkg/}
	if [ -z "$pkd_dir" ]; then
	continue
	fi
	pkg_dir=${pkd_dir/\//}
	name=${pkd_dir//\//-}
	covfile=coverage$name.out

henrahmagix / narn.js

Created April 20, 2018 14:38

Quicker than yarn

	#!/usr/bin/env node

	console.log("nothing to do")
	process.exit(0)

henrahmagix / a-demo.md

Last active August 13, 2017 11:51

Download series of files in parallel with progress

Steps

Download these files to a folder
Go to http://downloader.soundcloud.ruud.ninja/
Authorise via SoundCloud login
Paste gettracklinks.browser.js into the browser console
Paste the clipboard into alltracks.json
Run node getallfiles.js

henrahmagix / turtles.js

Created May 25, 2017 12:48

Is it really turtles all the way down?

	'use strict';

	process.stdin.resume();
	process.stdin.setEncoding('utf8');

	let numberOfLevels = 0;

	process.stdout.write('How many levels would you like to inspect? ');
	process.stdin.on('data', function (n) {
	numberOfLevels = parseInt(n, 10);

henrahmagix / showyourmoves.sh

Last active May 16, 2017 14:21

The sound of 8 "show your moves" all together

	W () { sleep $((1 + RANDOM % 10)); }

	s () { W && echo -n s; }
	h () { W && echo -n h; }
	o () { W && echo -n o; }
	w () { W && echo -n w; }
	y () { W && echo -n y; }
	u () { W && echo -n u; }
	r () { W && echo -n r; }
	m () { W && echo -n m; }

Henry Blyth henrahmagix

Steps