Explore DOM EventsThere are many categories of events including user events such as 'click' and system events such as 'DOMContentLoaded'.
An experimental data-flow analysis tool for front-end JavaScript
What is FromJS? FromJS shows you where each value in the DOM comes from. For example, some data might have been loaded using fetch, some might have been stored in localStorage, and some might have been hard-coded in the JavaScript code. Try FromJS I've not worked on this for a while and it never worked super well, so maybe you shouldn't actually try it :) Install from NPM: npm install -g @fromjs/c
Responsive Components: a Solution to the Container Queries Problem — Philip Walton
Now all we have to do is ensure our container elements always have the right breakpoint classes on them, so the correct component selectors will match. Observing container resizesFor most of web development history, it’s been possible to observe changes to the window, but it’s been hard or impossible (at least in a performant way) to observe size changes to individual DOM elements. This changed wh
npm | the state of javascript frameworks | part 3 | backend frameworks
The State of JavaScript Frameworks, 2017 Laurie Voss, co-founder and COO, npm, Inc. January 3rd, 2018 Part 3: Back-End Frameworks The story on the back end is simple: Express is the overwhelmingly dominant solution for back end services written in JavaScript. The next four biggest frameworks are so small relative to Express that it’s hard to even see them. The other clear pattern here is that Expr
An Overview of JavaScript Testing in 2020
(Updated on: 21.11.2021) This guide is intended to catch you up with the most important reasoning, terms, tools, and approaches to JavaScript testing for the year 2022. It combines information from the best articles recently released (they are referenced at the bottom) and adds from my own experience. It’s a little long but whoever reads and understands this guide, can safely assume they know the
arco Index
arco 0.1.3 A React+Redux framework with standards, conventions, and far less boilerplate Documentation Installation $ npm i arco --save Summary arco is a framework designed to streamline a lot of the architectural configuration of a React application by providing several web-standard packages built-in, as well as an API that is built to keep boilerplate minimal. The following packages are all incl
webassembly - 【最新】WebAssemblyが熱い - Qiita
"Today's Big News" 来る2015年6月17日、JavaScriptの生みの親でもある超有名人のBrendan Eichが以下の記事を発表しました。海外では結構この話題がもちきりみたいです。そういえば最近のRebuild.fmでもこの話題が出ていましたね。 （注） 訳は意訳です。原文との乖離があれば教えてください。 Today's Big News It’s by now a cliché that JS has become the assembly language of the Web. Rather, JS is one syntax for a portable and safe machine language, let’s say. Today I’m pleased to announce that cross-browser work has begun
trifleJS: Headless automation for Internet Explorer
A headless Internet Explorer browser using the .NET WebBrowser Class with a Javascript API running on the V8 engine. The API is coded as a port of PhantomJS. Perfect for test automation. If you have used phantom before then you already know how to use TrifleJS. It supports different version of IE interchangeably depending on the current version installed (IE9 can emulate IE7, IE8 or IE9 but not IE
GitHub - yahoo/preceptor: Test runner and aggregator
##What is Preceptor? Today, there are a lot of testing frameworks out there, many of which are optimized for testing specific areas. A couple of these frameworks are: Mocha - The most popular unit-testing tool (according to NPM downloads), testing each individual unit/component of a system in isolation. Cucumber - A high-level acceptance testing tool that tests features through scenarios, giving p
よりSchemerフレンドリなJavaScriptへ
Your browser doesn't support the features required by impress.js, so you are presented with a simplified version of this presentation. For the best experience please use the latest Chrome, Safari or Firefox browser. '("Kyoto.lisp Tech Talk #1" . "@taiju") 免責 当スライドで使用するLispコードはGaucheにて評価可能です。また、一部でGauche独自のメソッドを利用している箇所もあります。 当スライドでは、JavaScriptとECMAScriptという名前を使っておりますが、厳密に使い分けているわけではありません。文脈によって、適当
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GitHub - captbaritone/webamp: Winamp 2 reimplemented for the browser
GitHub - opal/opal: Ruby ♥︎ JavaScript