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Preloading CSS Images

... I can confirm that my original code seems to work. I was casually sticking to an image with a wrong path. Here's a test : http://paragraphe.org/slidetoggletest/test.html <script> var pic = new Image(); var pic2 = ne...
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Set keyboard caret position in html textbox

...en they receive focus: function addLoadEvent(func) { if(typeof window.onload != 'function') { window.onload = func; } else { if(func) { var oldLoad = window.onload; window.onload = function() { if(oldLoad) ...
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Preview an image before it is uploaded

...p; input.files[0]) { var reader = new FileReader(); reader.onload = function(e) { $('#blah').attr('src', e.target.result); } reader.readAsDataURL(input.files[0]); // convert to base64 string } } $("#imgInp").change(function() { readURL(this); }); &l...
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Why is document.write considered a “bad practice”?

...cripts small They don't have to worry about overriding already established onload events or including the necessary abstraction to add onload events safely It's extremely compatible As long as you don't try to use it after the document has loaded, document.write is not inherently evil, in my humbl...
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browser sessionStorage. share between tabs?

...application. This will work for IE (JSP/Servlet) In your first JSP page, onload event call a servlet (ajex call) to setup a "window.title" and event tracker in the session(just a integer variable to be set as 0 for first time) Make sure none of the other pages set a window.title All pages (includ...
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How to check whether dynamically attached event listener exists or not?

...ed = true; //code } } //attach your function with change event window.onload = function() { var txtbox = document.getElementById('textboxID'); if (window.addEventListener) { txtbox.addEventListener('change', doSomething, false); } else if(window.attachEvent) { txtbox.attachEvent('onc...
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How to parse Excel (XLS) file in Javascript/HTML5

...rseExcel = function(file) { var reader = new FileReader(); reader.onload = function(e) { var data = e.target.result; var workbook = XLSX.read(data, { type: 'binary' }); workbook.SheetNames.forEach(function(sheetName) { // Here is your object ...
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Image loaded event in for ng-src in AngularJS

... Here is an example how to call image onload http://jsfiddle.net/2CsfZ/2/ Basic idea is create a directive and add it as attribute to img tag. JS: app.directive('imageonload', function() { return { restrict: 'A', link: function(scope, elem...
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Pure JavaScript equivalent of jQuery's $.ready() - how to call a function when the page/DOM is ready

...ll to your code at the end of the body. This is faster to execute than an onload handler because this waits only for the DOM to be ready, not for all images to load. And, this works in every browser. <!doctype html> <html> <head> </head> <body> Your HTML here <sc...
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Insert code into the page context using a content script

...e_resources in manifest.json s.src = chrome.runtime.getURL('script.js'); s.onload = function() { this.remove(); }; (document.head || document.documentElement).appendChild(s); Note: For security reasons, Chrome prevents loading of js files. Your file must be added as a "web_accessible_resources"...