Getting creative with the Console API!
Debugging in JavaScript has always been inseparably connected with the Console API, which is most of the time used only through console.log(). But, did you know that it doesn’t have to be this way? Hasn’t console.log() already bored you with its monolithic output? Do you want to make your logs better, to make them prettier? 💅 If so, follow me, as we’ll discover how colorful and playful Console AP
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
JavaScriptのデバッグのコツと技 | POSTD
Vorlon.JS
Getting Started Learn everything you need to about Vorlon.js 0.1.0 in this video Install and run the Vorlon.JS server from npm: $ npm i -g vorlon $ vorlon If you are on a mac $ sudo npm i -g vorlon $ sudo vorlon You may receive an error from npm during installation about Python, node-gyp and socket.io. You can ignore this error as it is related to an optional module. Socket.io team is already awar
Wallaby - Immediate JavaScript test feedback in your IDE as-you-type
Wallaby.js is a developer productivity tool that runs your JavaScript and TypeScript tests immediately as you type, highlighting results in your IDE right next to your code. Test execution results, including code coverage, are displayed and updated in realtime right where you need to see them — in your code editor, next to the line of code that you're editing. Say goodbye to context switching. The
JavaScript
PLATFORM Error and performance monitoring insights for JavaScript applications Automatically detect JavaScript errors on your website and optimize website performance by monitoring real user experiences in real time. Real time browser performance insights Real user monitoring insights into web performance to rapidly identify lags and get the context you need to fix the root cause. Leverage user me
Web App JavaScript Crash Reporting
We just launched Popcorn Maker 1.0 this weekend at Mozilla Festival 2012, and while the focus of the app is obviously web video remixing, one of our favourite features as a dev team was the JavaScript Crash Reporter. Bobby and I wrote a little bit about it in our Mozilla Hacks post, but I wanted to say some more about the potential for this technique. Working on Firefox code, I’ve long been a fan
rescuejs.com - rescuejs リソースおよび情報
This webpage was generated by the domain owner using Sedo Domain Parking. Disclaimer: Sedo maintains no relationship with third party advertisers. Reference to any specific service or trade mark is not controlled by Sedo nor does it constitute or imply its association, endorsement or recommendation.
mixi Engineers' Blog » スマートフォンブラウザのWebInspectorをリモートで実現するweinreが凄い
こんにちは、寝過ごして長野まで行きそうになったソーシャルクライアント開発のtakimoこと瀧本です。 先週弊社数名がアメリカで行われていたVelocity 2011 - O'Reilly Conferencesに参加しました。 そこではモバイル端末のテストやパフォーマンスについての講演やLTがあったようです。 自分もお土産話を色々聞きたいので詳しくは誰かが書いてくれるはず...です。 その中で気になったプロダクトがあったので紹介したいと思います。 weinre - Web Inspector Remote weinreはFirebug(Firefox)やWebKitのWebInspectorのようなデバッグ機能をリモートで提供してくれるプロダクトです。 iPhoneやAndroid(2.1以上)には一応コンソール機能のようなものがありますが 基本的には出力だけ ソフトキーボードでデバッグ用
Private Presentation
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JavaScriptのデバッグTips集 #JSdebug | TwitScratch
console.log等でobjectを出力するとコンソールには出力した時点のobjectではなく一連の処理が終わった後のobjectがでるのでちゃんと確認するならconsole.debug(obj.toSource())する。JSON.stringifyもあり#JSdebug
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