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Sending multipart/formdata with jQuery.ajax

I've got a problem sending a file to a serverside PHP-script using jQuery's ajax-function. It's possible to get the File-List with $('#fileinput').attr('files') but how is it possible to send this Data to the server? The resulting array ( $_POST ) on the serverside php-script is 0 ( NULL ) when us...
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How to detect idle time in JavaScript elegantly?

Is it possible to detect " idle " time in JavaScript? My primary use case probably would be to pre-fetch or preload content. ...
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jQuery `.is(“:visible”)` not working in Chrome

...tp-equiv="Content-Type" content="text/html; charset=UTF-8"> <script src="http://code.jquery.com/jquery-1.10.2.js"></script> <script type="text/javascript"> //check if exist and is visible function isVisible(id) { var elemen...
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Check if user is using IE

... Use below JavaScript method : function msieversion() { var ua = window.navigator.userAgent; var msie = ua.indexOf("MSIE "); if (msie > 0) // If Internet Explorer, return version number { alert(parseInt(ua.sub...
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JS: Check if date is less than 1 hour ago?

... //try this: // to compare two date's: <Script Language=Javascript> function CompareDates() { var str1 = document.getElementById("Fromdate").value; var str2 = document.getElementById("Todate").value; var dt1 = parseInt(str1.substring(0,2),10); ...
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How do I convert an integer to binary in JavaScript?

... been a while since I tried javascript but trying it here w3schools.com/js/tryit.asp?filename=tryjs_output_alert with this <script> window.alert((-3 >>> 0).toString(2)); </script> yeah it worked – barlop ...
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How does the “this” keyword work?

...he this keyword is and how it is correctly (and incorrectly) used in JavaScript on the Stack Overflow site. 22 Answers ...
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ASP.NET MVC controller actions that return JSON or partial html

...ew AjaxOptions {OnSuccess="somemethod"}) %> SomeMethod would be a javascript method that then evaluates the Json object returned. If you want to return a plain string, you can just use the ContentResult: public ActionResult SomeActionMethod() { return Content("hello world!"); } ContentR...
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How to implement “confirmation” dialog in Jquery UI dialog?

I am try to use JQuery UI Dialog to replace the ugly javascript:alert() box. In my scenario, I have a list of items, and next to each individual of them, I would have a "delete" button for each of them. the psuedo html setup will be something follows: ...
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How to get all selected values from ?

...tion asks for JQuery the question should be first answered in standard javascript as many people do not use JQuery in their sites. From RobG How to get all selected values of a multiple select box using JavaScript?: function getSelectValues(select) { var result = []; var options = select &am...