jamiebuilds

assert() (sometimes called invariant())

Instead of checks like:

if (value === null) {
  throw new Error("missing value")
}
doSomethingThatNeedsValue(value)

strothj

Copyright 2020 Jason Strothmann

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 

paulirish

What forces layout / reflow

All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.

Generally, all APIs that synchronously provide layout metrics will trigger forced reflow / layout. Read on for additional cases and details.

Element APIs

Getting box metrics

• elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent

geerteltink

var gulp = require('gulp');
var cp = require('child_process');
var del = require('del');
var concat = require('gulp-concat');
var shell  = require('gulp-shell');
var express = require('express');
var livereload = require('gulp-livereload');
var plumber = require('gulp-plumber');
var notify = require('gulp-notify');
var less = require('gulp-less');

umpirsky

<?php

namespace Umpirsky\Doctrine\Common\Persistance;

use Doctrine\Common\Persistence\AbstractManagerRegistry;
use Silex\Application;

/**
 * References Doctrine connections and entity/document managers.
 *

incredimike

// Lists of countries with ISO 3166 codes, presented in various formats.
// Last Updated: July 30, 2020

// If you're using PHP, I suggest checking out:
// https://github.com/thephpleague/iso3166
// or Laravel: https://github.com/squirephp/squire
// 
// JS developers can check out:
// https://www.npmjs.com/package/iso3166-2-db
//