Simulator for the Open Charge Point Protocol — the protocol by which a Charge Point of an electric vehicle communicates with a Central System — supporting both OCPP-S (standard OCPP, using SOAP over HTTP) and the new OCPP-J (“new” OCPP, using a Wamp inspired protocol over WebSockets). Version 1.2 and 1.5 of OCPP are supported. …
Tag Archives: javascript
Web Animations Polyfill
<div class=”pulse” style=”width:150px;”>Hello world!</div> <script> var elem = document.querySelector(‘.pulse’); var player = document.timeline.play(new Animation(elem, [ {opacity: “0.5”, transform: “scale(0.5)”}, {opacity: “1.0”, transform: “scale(1)”} ], { direction: “alternate”, duration: 0.5, iterations: Infinity })); </script> An emulator of the Web Animations specification. Please note that this is still experimental, and that the specification is likely to change …
HTML Barcode Scanner
window.addEventListener(‘load’, function() { barcode.config.start = 0.1; barcode.config.end = 0.9; barcode.config.video = ‘#barcodevideo’; barcode.config.canvas = ‘#barcodecanvas’; barcode.config.canvasg = ‘#barcodecanvasg’; barcode.setHandler(function(barcode) { document.getElementById(‘result’).innerHTML = barcode; }); barcode.init(); }); An HTML5 barcode scanner which scans EAN-13 barcodes using a webcam. HTML Barcode Scanner (GitHub) → Original repo was removed. Forked repos can be found below Did this help …
Tools for image optimization
Where possible, it’s best to try automating image optimization so that it’s a first-class citizen in your build chain. To help, I thought I’d share some of the tools I use for this. Not only contains a list of grunt plugins one can use, but also a few command line and online tools. I’ve been …
JavaScript ♥ Unicode
jQuery Chained Selects Plugin
Snazzy Maps
zxcvbn: realistic password strength estimation
Simplistic strength estimation gives bad advice. Without checking for common patterns, the practice of encouraging numbers and symbols means encouraging passwords that might only be slightly harder for a computer to crack, and yet frustratingly harder for a human to remember. zxcvbn, named after a crappy password, is a JavaScript password strength estimation library. Use …
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Form.requestAutocomplete()
In a world of WebGL, WebRTC and other fancy web APIs that start with “Web”, requestAutocomplete is rather unglamorous. However, it’s a superhero in beige clothing. A tiny, boring API that can stick a stake through the heart of the web payments time-vampire. requestAutocomplete – take my money, not my time →