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javascript Programming Glossary: oftenhttp://stackoverflow.com/questions/1051782/jquery-this-vs-this when resetting the form. this seems to be used a lot more often than this . My guess is in the first example is converting each..
How can I create a Zerofilled value using JavaScript? http://stackoverflow.com/questions/1267283/how-can-i-create-a-zerofilled-value-using-javascript out this solution is clever and as clever solutions often are it's memory intensive and relatively slow. If performance..
What does “javascript:void(0)” mean? http://stackoverflow.com/questions/1291942/what-does-javascriptvoid0-mean and then returns undefined . The void operator is often used merely to obtain the undefined primitive value usually..
Browser detection versus feature detection http://stackoverflow.com/questions/1294586/browser-detection-versus-feature-detection infinite QA resources. On the other hand what you often see people doing is that they check for the existence of function..
How does “this” keyword work within a JavaScript object literal? http://stackoverflow.com/questions/133973/how-does-this-keyword-work-within-a-javascript-object-literal value depending on how you invoke the function. This is often called the invocation pattern. There are four ways to invoke..
How do I “think in AngularJS” if I have a jQuery background? http://stackoverflow.com/questions/14994391/how-do-i-think-in-angularjs-if-i-have-a-jquery-background to happen. Much cleaner. Developers new to AngularJS often ask a question like how do I find all links of a specific kind.. that. But AngularJS is. In jQuery the only way to test is often to create the component independently with a sample demo page.. 5. Conceptually directives are not packaged jQuery You'll often hear only do DOM manipulation in a directive . This is a necessity...
How to “properly” create a custom object in JavaScript? http://stackoverflow.com/questions/1595611/how-to-properly-create-a-custom-object-in-javascript been called without the new operator which would otherwise often result in very annoying debugging Function.prototype.makeSubclass..
http://stackoverflow.com/questions/1687296/what-is-dom-event-delegation not make much of a difference to small pages that unload often i.e. user's navigate to different pages often . But for long.. that unload often i.e. user's navigate to different pages often . But for long lived applications it can be significant. There.. removed from the DOM still claim memory i.e. they leak and often this leaked memory is tied to an event binding. With event delegation..
How can I obfuscate JavaScript? http://stackoverflow.com/questions/194397/how-can-i-obfuscate-javascript for their use so that sort of private string value isn't often necessary. If you really had a value that you never wanted a..
Why would a JavaScript variable start with a dollar sign? http://stackoverflow.com/questions/205853/why-would-a-javascript-variable-start-with-a-dollar-sign a JavaScript variable start with a dollar sign I quite often see JavaScript with variables that start with a dollar sign...
http://stackoverflow.com/questions/361635/debugging-javascript-in-ie7 Web Development Helper is very good. The IE Dev Toolbar is often helpful but unfortunately doesn't do script debugging share..
Is JavaScript 's “new” Keyword Considered Harmful? [closed] http://stackoverflow.com/questions/383402/is-javascript-s-new-keyword-considered-harmful each object from scratch Prototype inheritance . While often looked at with a mix of suspicion and derision by those accustom..
Why is setTimeout(fn, 0) sometimes useful? http://stackoverflow.com/questions/779379/why-is-settimeoutfn-0-sometimes-useful JavaScript. But one of the things JavaScript is very often used for is to ask the browser to build a display element. This.. is to ask the browser to build a display element. This is often assumed to be done synchronously particularly as JavaScript..
What is this (IIFE) construct in javascript? http://stackoverflow.com/questions/8228281/what-is-this-iife-construct-in-javascript results from that evaluated expression. This pattern is often used when trying to avoid polluting the global namespace because.. with an event handler for document.onload because it's often used as this function all your code here var foo function window.load..
Is it correct to use JavaScript Array.sort() method for shuffling? http://stackoverflow.com/questions/962802/is-it-correct-to-use-javascript-array-sort-method-for-shuffling sorting from either Java or .NET not sure which can often detect if you end up with an inconsistent comparison between..
Why is window (and unsafeWindow) not the same from a userscript as from a <script> tag? http://stackoverflow.com/questions/10824697/why-is-window-and-unsafewindow-not-the-same-from-a-userscript-as-from-a-scrip Chrome Firefox Opera etc. IE is as always something else. Often easier to debug the whole script developer tools work normally...
How to freeze web browser's repaints while changing visibility of elements? http://stackoverflow.com/questions/1357361/how-to-freeze-web-browsers-repaints-while-changing-visibility-of-elements of this on jsbin.com http jsbin.com ecuku edit Update Often it is suggested to modify nodes outside of the DOM because modifying..
Passing parameters to JavaScript files http://stackoverflow.com/questions/2190801/passing-parameters-to-javascript-files parameters to JavaScript files Often I will have a JavaScript file that I want to use which requires..
Why is there a `null` value in JavaScript? http://stackoverflow.com/questions/461966/why-is-there-a-null-value-in-javascript where setting something to 'null' can give you an error. Often in this case setting to the empty string tends to work. share..
What's the difference between Javascript Object and JSON object http://stackoverflow.com/questions/6489783/whats-the-difference-between-javascript-object-and-json-object data type in Javascript it makes sense only in Javascript. Often you see a Javascript object literal like this var obj a 1 b..
Best way to determine user's locale within browser http://stackoverflow.com/questions/673905/best-way-to-determine-users-locale-within-browser because it will always guess wrong for some people. Often it's easiest to put the language setting in the URL eg. http..
When and why to 'return false' in javascript? http://stackoverflow.com/questions/855360/when-and-why-to-return-false-in-javascript javascript jquery share improve this question Often in event handlers such as onsubmit returning false is a way..
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