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javascript Programming Glossary: causeevent.preventDefault() function not working in IE. http://stackoverflow.com/questions/1000597/event-preventdefault-function-not-working-in-ie In all browsers except IE this works fine. But in IE this cause error. I have IE8 so while using its javascript debugger I found..
What is the difference between a function expression vs declaration in Javascript? [duplicate] http://stackoverflow.com/questions/1013385/what-is-the-difference-between-a-function-expression-vs-declaration-in-javascrip if you call a function declaration it'll always work. Because no code can be called until all declarations are loaded. ex... as the other two. It's just that this line of code used to cause an error in safari. I'm not sure if it still does. Haven't tried...
Memory leak risk in JavaScript closures http://stackoverflow.com/questions/11186750/memory-leak-risk-in-javascript-closures to work out that the closures as used below aren't the cause of memory leaks and that even in IE8 they're not that common.. the memory. According to Microsoft closures are the cause of memory leaks. This is of course deeply wrong but it leads.. code I've deliberately added this snippet as an example because in this case I'm passing variables that are part of the closure..
Change the URL in the browser without loading the new page using JavaScript http://stackoverflow.com/questions/136458/change-the-url-in-the-browser-without-loading-the-new-page-using-javascript the old way is to set the fragment identifier which won't cause a page reload. The basic idea is to set the window.location.hash.. thing to be careful of is colliding with ids on the page because the browser will scroll to any element with a matching id. ..
jQuery Mobile: document ready vs page events http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events the contents of each page into the DOM as you navigate. Because of this document .ready will trigger before your first page.. it may appear that it works fine but on others it may cause erratic difficult to repeat weirdness to occur. Classic jQuery.. ui focus ui btn' This example will work in any case because it will trigger at a begging of every page transition and what..
How can I obfuscate JavaScript? http://stackoverflow.com/questions/194397/how-can-i-obfuscate-javascript need. Sidenote Obfuscation in Javascript has been known to cause some bugs.. The obfuscators are getting a little better about..
When is JavaScript's eval() not evil? http://stackoverflow.com/questions/197769/when-is-javascripts-eval-not-evil I've always shied away from using eval if I can avoid it because it's evil and rightly or wrongly I've always thought it is even.. I've always thought it is even more evil in JavaScript because the code to be evaluated might be changed by the user . Obviously.. people usually means dangerous or more precisely able to cause lots of harm with a simple looking command . So when is it OK..
Populating child dropdownlists in JSP/Servlet http://stackoverflow.com/questions/2263996/populating-child-dropdownlists-in-jsp-servlet is however that this will submit the entire form and cause a flash of content which may be bad for User Experience. You'll..
Is javascript guaranteed to be single-threaded? http://stackoverflow.com/questions/2734025/is-javascript-guaranteed-to-be-single-threaded fire these right away when your code does something to cause them textarea id log rows 20 cols 40 textarea input id inp script.. log out on all except IE. These events don't just fire because you called focus directly they could happen because you called.. fire because you called focus directly they could happen because you called alert or opened a pop up window or anything else..
Does IE9 support console.log, and is it a real function? http://stackoverflow.com/questions/5472938/does-ie9-support-console-log-and-is-it-a-real-function
Are there legitimate uses for JavaScript's “with” statement? http://stackoverflow.com/questions/61552/are-there-legitimate-uses-for-javascripts-with-statement feature and had never given much thought to how it might cause trouble. Now I'm curious as to how I might make effective use.. var i 0 i 3 i var num i setTimeout function alert num 10 Because the for loop does not introduce a new scope the same num with..
Most elegant way to clone a JavaScript object http://stackoverflow.com/questions/728360/most-elegant-way-to-clone-a-javascript-object right directedAcyclicGraph left Cloning this would cause a stack overflow due to infinite recursion var cylicGraph left..
Deleting Objects in JavaScript http://stackoverflow.com/questions/742623/deleting-objects-in-javascript is the same object that foo pointed to. This confuses me because I expected that writing delete obj deleted the object that obj.. to in memory ”not just the variable obj . Is this because JavaScript's Garbage Collector is working on a retain release.. dangling like a C delete. And accessing one of them would cause a crash. To make them all turn null would mean having extra..
JavaScript inheritance and the constructor property http://stackoverflow.com/questions/8093057/javascript-inheritance-and-the-constructor-property the constructor property to the this pointer's object will cause an inconsistency. Now when we talk about inheritance we have..
How do I enumerate the properties of a javascript object? http://stackoverflow.com/questions/85992/how-do-i-enumerate-the-properties-of-a-javascript-object Now you will not get private variables this way because they are not available. EDIT @bitwiseplatypus is correct that.. objects via its prototype while it is true that this might cause unexpected behavior I personally don't see that as my problem..
Frame Buster Buster … buster code needed http://stackoverflow.com/questions/958997/frame-buster-buster-buster-code-needed serves up a page with HTTP status code 204 which does not cause the browser to navigate anywhere My question is and this is..
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