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In addition to this explanation, I also recorded a quick screencast. Feel free to check that one first. When it comes to newer elements to play with there are a few that are slightly odd. Canvas is one of them, as it doesn’t do anything without scripting. It is a placeholder for a canvas painting or animation and can contain fallback content when it is not supported. This ailed purists of semantic
Welcome to JSNice — we make even obfuscated JavaScript code readable. We will rename variables and parameters to names that we learn from thousands of open source projects. Furthermore, often we are also able to guess or infer type annotations. Try JSNice on your JavaScript code to see how it works! Override the names suggested by JSNice (by enabling "interactive renames" in settings). Click to le
http://blog.johnryding.com/post/78544969349/how-to-reconnect-web-sockets-in-a-realtime-web-app 1 comment | 0 points | by WazanovaNews ■ comment by Jshiike | 約2時間前 John RydingのブログでWebSocketの再接続のアルゴリズムの工夫について紹介しています。 リアルタイムウェブアプリにおいて、何らかの理由でバックエンドとの接続が切れた場合、クライアントは一定間隔で再試行するというロジックを設定(参考コード)していたとします。その場合、大量のクライアントがいて、もし長い時間接続が不能であれば、再開時にバックエンドには大量のリクエストが集中することになります。 そこでJohnがお薦めするExponential Backoff
qr.js: QR code generator in Javascript ECC Level: L M Q H / Format:
Without a doubt, you've seen a clock like this in demos of HTML5 Your browser does not support HTML5 ! However, right click and view the source of this page... It is not Javascript code! Intead, you will find Python code in a script of type "text/python" Brython is designed to replace Javascript as the scripting language for the Web. As such, it is a Python implementation (you can take it for a te
Important: PhantomJS development is suspended until further notice (more details). PhantomJS is a headless web browser scriptable with JavaScript. It runs on Windows, macOS, Linux, and FreeBSD. Using QtWebKit as the back-end, it offers fast and native support for various web standards: DOM handling, CSS selector, JSON, Canvas, and SVG. The following simple script for PhantomJS loads Google homepag
Preface This comprehensive primer on the internal operations of WebKit and Gecko is the result of much research done by Israeli developer Tali Garsiel. Over a few years, she reviewed all the published data about browser internals and spent a lot of time reading web browser source code. She wrote: As a web developer, learning the internals of browser operations helps you make better decisions and k
What is NicEdit? NicEdit is a Lightweight, Cross Platform, Inline Content Editor to allow easy editing of web site content on the fly in the browser. NicEdit Javascript integrates into any site in seconds to make any element/div editable or convert standard textareas to rich text editing. Take boring textareas like this one in your application A Full featured rich text editor in your application i
LISP on browser¶ This is small implementation of LISP, which written in JavaScript and run on browsers. I think it helps you to understand what going on in programming languages by using it and reading its source codes. ;; A few examples. Click 'Load source' to load them. ; Closures (let (count 0) (define (counter) (set! count (+ 1 count)))) ; You can also define variables (define x 2) (set! x 3)
AngularJS support has officially ended as of January 2022. See what ending support means and read the end of life announcement. Visit angular.io for the actively supported Angular. Why AngularJS? HTML is great for declaring static documents, but it falters when we try to use it for declaring dynamic views in web-applications. AngularJS lets you extend HTML vocabulary for your application. The resu
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