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Performance focused

David Rivera jherax

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Performance focused
45 followers · 3 following
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@gmilby
gmilby / createUUID.js
Created September 18, 2013 16:46
angular - create unique id
angular
.module('uuidApp', ['lvl.services'])
.controller('uuidCtl', ['$scope', 'uuid', function($scope, uuid){
$scope.generateUuid = function() {
$scope.new = uuid.new();
$scope.nInfo = new Date();
};
$scope.showEmpty = function() {
$scope.empty = uuid.empty();
@Antaris
Antaris / Disposable.js
Last active February 6, 2021 19:47
A C#-like dispose pattern implemented in javascript - with underscorejs and qunit. Testable: http://jsfiddle.net/52CnZ/14/
!function(root, _, undefined) {
var Disposable = root.Disposable = function() {
this.disposed = false;
};
Disposable.prototype = {
_dispose: function() {
if (!this.disposed) {
this.dispose();
this.disposed = true;
@S3ak
S3ak / Git commit editior
Last active March 23, 2024 02:56
How to set git commit editor to sublime
Method 1
git config --global core.editor "'c:/program files/sublime text 3/sublime_text.exe' -w"
Method 2
git config --global core.editor "subl -n -w"
Method 3
$ echo 'alias subl="/cygdrive/c/Program\ Files/Sublime\ Text\ 3/sublime_text.exe"' >> ~/.bashrc
@bennadel
bennadel / http-interpolation.htm
Created April 22, 2014 12:55
Using URL Interpolation With $http In AngularJS
<!doctype html>
<html ng-app="Demo">
<head>
<meta charset="utf-8" />
<title>
Using URL Interpolation With $http In AngularJS
</title>
</head>
@wdullaer
wdullaer / install.sh
Last active April 2, 2024 20:33
Install Latest Docker and Docker-compose on Ubuntu
# Ask for the user password
# Script only works if sudo caches the password for a few minutes
sudo true
# Install kernel extra's to enable docker aufs support
# sudo apt-get -y install linux-image-extra-$(uname -r)
# Add Docker PPA and install latest version
# sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 36A1D7869245C8950F966E92D8576A8BA88D21E9
# sudo sh -c "echo deb https://get.docker.io/ubuntu docker main > /etc/apt/sources.list.d/docker.list"
@koistya
koistya / App.js
Last active June 8, 2022 09:55
How to add `onscroll` event in ReactJS component
import React from 'react';
let lastScrollY = 0;
let ticking = false;
class App extends React.Component {
componentDidMount() {
window.addEventListener('scroll', this.handleScroll, true);
}
@jherax
jherax / clone.js
Last active May 30, 2020 15:42
Clones or extends an object (deep copy) supporting objects with circular references
/**
* @author
* David Rivera (jherax)
* https://github.com/jherax
*/
/* eslint-disable no-bitwise */
/** @private */
const toString = Object.prototype.toString;
@paulirish
paulirish / what-forces-layout.md
Last active April 19, 2024 14:42
What forces layout/reflow. The comprehensive list.

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
@parmentf
parmentf / GitCommitEmoji.md
Last active April 18, 2024 19:01
Git Commit message Emoji
@jherax
jherax / fromOneLevelDepth.js
Last active May 30, 2020 15:41
Build a one-level-depth object, by moving all nested objects to the first level
// @private
var isObject = (value) =>
value != null && typeof value === 'object';
/**
* @private
* Restores the one-level-depth object to the original nested object.
*
* @param {Array} names: list of keys in the object
* @param {any} value: the value of the object to transform