Aaron Peters aaronpeters
iwek
/ svg-image2.js
Created
October 23, 2013 16:26
D3js click function to save SVG as dataurl in IMG tag, load into CANVAS and save as PNG dataurl, and auto download the actual PNG file.
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| d3.select("#save").on("click", function(){ | |
| var html = d3.select("svg") | |
| .attr("version", 1.1) | |
| .attr("xmlns", "http://www.w3.org/2000/svg") | |
| .node().parentNode.innerHTML; | |
| //console.log(html); | |
| var imgsrc = 'data:image/svg+xml;base64,'+ btoa(html); | |
| var img = '<img src="'+imgsrc+'">'; | |
| d3.select("#svgdataurl").html(img); |
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| [ | |
| {name: 'Afghanistan', code: 'AF'}, | |
| {name: 'Åland Islands', code: 'AX'}, | |
| {name: 'Albania', code: 'AL'}, | |
| {name: 'Algeria', code: 'DZ'}, | |
| {name: 'American Samoa', code: 'AS'}, | |
| {name: 'AndorrA', code: 'AD'}, | |
| {name: 'Angola', code: 'AO'}, | |
| {name: 'Anguilla', code: 'AI'}, | |
| {name: 'Antarctica', code: 'AQ'}, |
jakearchibald
/ gist:1168514
Created
August 24, 2011 16:49
Preventing images & other media downloading
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| </head> | |
| <body> | |
| <script id="whatever">document.write('<!'+'--')</script> | |
| <img src="filth.jpg" /> | |
| <!----> | |
| <script> | |
| // filth.jpg will start loading now for users without js. |
mauricesvay
/ gist:736880
Created
December 10, 2010 21:53
Abusing localStorage to build an aggressive cache
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| var assets = [ | |
| 'http://localhost/offline-assets/fancybox/jquery.fancybox-1.3.4.js', | |
| 'http://localhost/offline-assets/fancybox/jquery.fancybox-1.3.4.css' | |
| ]; | |
| for (var i=0,l=assets.length; i<l; i++) { | |
| loadAsset(assets[i]); | |
| } | |
| function loadAsset(url){ |
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| /*! | |
| * $.preload() function for jQuery – http://mths.be/preload | |
| * Preload images, CSS and JavaScript files without executing them | |
| * Script by Stoyan Stefanov – http://www.phpied.com/preload-cssjavascript-without-execution/ | |
| * Slightly rewritten by Mathias Bynens – http://mathiasbynens.be/ | |
| * Note that since this script relies on jQuery, the preloading process will not start until jQuery has finished loading. | |
| */ | |
| jQuery.preload = function(array) { | |
| var length = array.length, |