GitHub - substack/node-heatmap: canvas heatmaps in node.js and the browser
var heatmap = require('heatmap'); var heat = heatmap(500, 500, { radius : 30 }); for (var i = 0; i < 5000; i++) { var rho = Math.random() * 2 * Math.PI; var z = Math.pow(Math.random(), 2) * 200; var x = 250 + Math.cos(rho) * z; var y = 250 + Math.sin(rho) * z; heat.addPoint(x, y); } heat.draw(); var fs = require('fs'); fs.writeFileSync('blob.png', heat.canvas.toBuffer()); methods var heatmap = req
GitHub - substack/hyperboot: offline webapp bootloader
hyperboot versioned offline webapp bootloader Single page applications, where appropriate, have many usability benefits: once you give someone a URL they can immediately load your app and start using it. Native and desktop applications require more setup but once you've installed an app it doesn't change or disappear without warning. hyperboot gives your users the benefits of explicit, immutable v
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