Krasimir Tsonev krasimir

📝

Writing

Professional wheel re-inventor ⚙️

krasimir / delete_artifacts.js

Last active May 25, 2024 00:30

Deleting artifacts in GCP's Cloud Storage (ignores latest and leaves at least two versions)

	const spawn = require("child_process").spawn;

	const KEEP_AT_LEAST = 2;
	const CONTAINER_REGISTRIES = [
	"gcr.io/<your project name>",
	"eu.gcr.io/<your project name>/gcf/europe-west3"
	];

	async function go(registry) {
	console.log(`> ${registry}`);

krasimir / ReactHooks.js

Created November 11, 2018 04:51

Demoit example

	const useState = React.useState;

	const App = function () {
	const [ count, change ] = useState(0);
	console.log(`count is: ${ count }`);
	return (
	<section>
	<h1>Counter: { count }</h1>
	<button onClick={ () => change(count + 1) }>
	Click me

krasimir / server.js

Created April 17, 2014 14:00

Demonstrating Node.js single threadness

	var http = require('http');
	var getTime = function() {
	var d = new Date();
	return d.getHours() + ':' + d.getMinutes() + ':' +
	d.getSeconds() + ':' + d.getMilliseconds();
	}
	var respond = function(res, str) {
	res.writeHead(200, {'Content-Type': 'text/plain'});
	res.end(str + '\n');
	console.log(str + ' ' + getTime());

krasimir / A.js

Last active August 29, 2015 13:58

Extending

krasimir / YouTube2Iframe.js

Created February 3, 2014 18:53

Convert YouTube link to an iframe

	var filterTextArea = function(text) {
	text = text.replace(/(<([^>]+)>)/ig, '');
	var re = /(?:https?:\/\/)?(?:www\.)?(?:youtube\.com\|youtu\.be)\/(?:watch\?v=)?([\w\-]{10,12})(?:&feature)?(?:[\w\-]{0})?/g;
	var iframe = '<iframe width="640" height="360" src="http://www.youtube.com/embed/$1" frameborder="0" allowfullscreen></iframe>';
	text = iframe.replace('$1', text.split(re)[1]);
	return text;
	};

krasimir / Dispatcher.js

Created November 27, 2013 08:05

A simple class for managing events.

	var Dispatcher = function(componentName) {
	var listeners = [];
	return {
	on: function(eventName, callback) {
	if(!listeners[eventName]) {
	listeners[eventName] = [];
	}
	listeners[eventName].push(callback);
	return this;
	},

krasimir / ChangePSDFonts.js

Created February 20, 2013 22:29

Change the fonts in your psd automatically.

	var console = {log: function(o) { $.writeln(o); }}

	var Action = {
	applyAction: function(o, layerKind, callback) {
	if(o.typename == "LayerSet") {
	var layers = o.layers;
	for(var i=0; i<layers.length; i++) {
	this.applyAction(layers[i], layerKind, callback)
	}
	} else {

krasimir / fixPreTags.php

Last active December 12, 2015 02:18

The function removes <br /> tags inside <pre> tags and also make possible writing html.

	private function fixPreTags($str) {
	$parts = explode('<pre>', $str);
	$newStr = '';
	if(count($parts) > 1) {
	foreach ($parts as $p) {
	$parts2 = explode('</pre>', $p);
	if(count($parts2) > 1) {
	$code = str_replace('<br />', '', $parts2[0]);
	$code = str_replace('<br/>', '', $code);
	$code = str_replace('<br>', '', $code);

krasimir / blink.css

Created January 9, 2013 12:23

CSS blink animation

krasimir / Element.js

Last active December 10, 2015 19:38

A Backbone.JS style object for creating JavaScript applications. It's purpose is to hold the business logic too. Dependencies: jQuery, underscore