javascript Programming Glossary: usuallyWhat's the effect of adding 'return false' to an onclick event? http://stackoverflow.com/questions/128923/whats-the-effect-of-adding-return-false-to-an-onclick-event the effect of the return false in there Also I don't usually see that in buttons. Edit Is this specified anywhere In some..
What does “javascript:void(0)” mean? http://stackoverflow.com/questions/1291942/what-does-javascriptvoid0-mean often used merely to obtain the undefined primitive value usually using code void 0 which is equivalent to code void 0 . In these..
Browser detection versus feature detection http://stackoverflow.com/questions/1294586/browser-detection-versus-feature-detection if used correctly but I wonder why browser detection is usually immediately dismissed even if it sounds logical. I wonder whether..
Javascript: Do I need to put this.var for every variable in an object? http://stackoverflow.com/questions/13418669/javascript-do-i-need-to-put-this-var-for-every-variable-in-an-object in an object In C the language I'm most comfortable with usually one declares an object like this class foo public int bar int..
jQuery Mobile: document ready vs page events http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events always read official jQuery Mobile documentation. It will usually provide you with needed information and unlike some other documentation..
How to “properly” create a custom object in JavaScript? http://stackoverflow.com/questions/1595611/how-to-properly-create-a-custom-object-in-javascript is done for free by the closure over the instance variable usually called that or self though personally I would advise against..
When is JavaScript's eval() not evil? http://stackoverflow.com/questions/197769/when-is-javascripts-eval-not-evil . The word evil as used by programming language people usually means dangerous or more precisely able to cause lots of harm..
http://stackoverflow.com/questions/2095697/unzip-files-using-javascript an asynchronous callback for when the read completes usually happens in less than a second for reasonably sized zips in this..
Is javascript guaranteed to be single-threaded? http://stackoverflow.com/questions/2734025/is-javascript-guaranteed-to-be-single-threaded good question. I'd love to say 䛐es I can't. JavaScript is usually considered to have a single thread of execution visible to scripts..
How do I get the name of an object's type in JavaScript? http://stackoverflow.com/questions/332422/how-do-i-get-the-name-of-an-objects-type-in-javascript the Object's prototype something people frown upon usually for good reason Object.prototype.getName function var funcNameRegex..
How to find out which JavaScript events fired? http://stackoverflow.com/questions/3787555/how-to-find-out-which-javascript-events-fired Watir browser.select_list id filter .select Closed That usually means that some JavaScript event is not fired. I can fire events..
http://stackoverflow.com/questions/4862193/javascript-global-variables are two differences though in practical terms they're not usually big ones. Your three statements explained var a 0 ...creates..
How to remove the space between inline-block elements? http://stackoverflow.com/questions/5078239/how-to-remove-the-space-between-inline-block-elements 1 li li Item 2 li li Item 3 li ul You can do this as I usually do ul li Item 1 li li Item 2 li li Item 3 li ul http jsfiddle.net..
Length of Javascript Object (ie. Associative Array) http://stackoverflow.com/questions/5223/length-of-javascript-object-ie-associative-array
Where do you include the jQuery library from? Google JSAPI? CDN? http://stackoverflow.com/questions/547384/where-do-you-include-the-jquery-library-from-google-jsapi-cdn world instead of my single server location Closer servers usually means faster response times for the visitor. Second Many people.. the JQuery script in their local cache. Pre cached content usually means faster load times for the visitor. Third My web hosting..
http://stackoverflow.com/questions/5874652/prop-vs-attr of this change though. I'll summarize the main issues You usually want prop rather than attr . In the majority of cases prop does.. both a property and an attribute with the same name exists usually updating one will update the other but this is not the case..
Graph visualization code in JavaScript? http://stackoverflow.com/questions/7034/graph-visualization-code-in-javascript do a reasonable job with graph layout These graphs will usually be just a few nodes maybe ten at the very upper end so my guess..
jquery get selected option from dropdown http://stackoverflow.com/questions/10659097/jquery-get-selected-option-from-dropdown get selected option from dropdown Usually I use #id .val to return the value of the selected option but..
How to post ASP.NET MVC Ajax form using JavaScript rather than submit button http://stackoverflow.com/questions/1305601/how-to-post-asp-net-mvc-ajax-form-using-javascript-rather-than-submit-button I don't see where you are actually giving the form an id. Usually you do this with the htmlAttributes parameter. I don't see you..
JavaScript: DOM load events, execution sequence, and $(document).ready() http://stackoverflow.com/questions/1307929/javascript-dom-load-events-execution-sequence-and-document-ready this question Javascript is executed as it is seen. Usually the browser stops parsing the page as soon as it sees a script..
Benefits of using `Object.create` for inheritance http://stackoverflow.com/questions/17392857/benefits-of-using-object-create-for-inheritance Object.create method which was introduced in ECMAScript 5. Usually when I want to use inheritance I do something like this var..
How can I check if one string contains another substring in JavaScript? http://stackoverflow.com/questions/1789945/how-can-i-check-if-one-string-contains-another-substring-in-javascript if one string contains another substring in JavaScript Usually I would expect a String.contains method but there doesn't seem..
Visual Studio 2010: Publish minified javascript files instead of the original ones http://stackoverflow.com/questions/2364644/visual-studio-2010-publish-minified-javascript-files-instead-of-the-original-on send an If Not Modified request due to the expiry header. Usually compressing scripts should take a second or so and the compressed..
Current commonly accepted best practices around code organization in JavaScript http://stackoverflow.com/questions/247209/current-commonly-accepted-best-practices-around-code-organization-in-javascript and sometimes individual classes in separate files. Usually I start with one file and as a class or namespace gets big enough..
http://stackoverflow.com/questions/3034874/sequencing-ajax-requests I don't want to set async to false and freeze the browser. Usually this involves setting up some kind of iterator context that..
How can I handle Javascript in a Perl web crawler? http://stackoverflow.com/questions/3769015/how-can-i-handle-javascript-in-a-perl-web-crawler do not change the URL but the data on the page is changed. Usually I use LWP Mechanize etc to crawl sites but neither support JavaScript...
What is the difference between ?𦭛his?? ??this??and ??(this)?? http://stackoverflow.com/questions/3889570/what-is-the-difference-between-this-this-and-this in other situations but it's always the context. this Usually created by var this this a cached version of the jQuery wrapped..
Window.open and pass parameters by post method http://stackoverflow.com/questions/3951768/window-open-and-pass-parameters-by-post-method form names to show that they don't have to be the same. Usually you would keep them similar to each other to make it simpler..
http://stackoverflow.com/questions/395592/json-security-best-practices unique namely a value in the FORM post or a URL parameter. Usually this involves a random token inserted into the FORM on the server..
How do I enable automatic folds in Vim? http://stackoverflow.com/questions/4789605/how-do-i-enable-automatic-folds-in-vim by markers in the text Personally I only use syntax folds. Usually I just want to fold the method and not fold every indent level...
When should I use return false in jquery function? http://stackoverflow.com/questions/5927689/when-should-i-use-return-false-in-jquery-function . Issuing return false can create brittle code. Usually you'd want just this a .on 'click' function e e our event data..
Youtube embed: Unsafe JavaScript attempt to access frame http://stackoverflow.com/questions/6346176/youtube-embed-unsafe-javascript-attempt-to-access-frame directly on the page not in the iframe it could be there. Usually when problems like this happens it is because of an unclosed..
Detect exact OS version from browser http://stackoverflow.com/questions/647969/detect-exact-os-version-from-browser header which usually contains the OS name and version. Usually browsers running on Mac OS and Linux send enough information..
Disposing of view and model objects in Backbone.js http://stackoverflow.com/questions/7379263/disposing-of-view-and-model-objects-in-backbone-js way to dispose model view instances when not needed Usually I put all the logic in the controller router. It is the one.. be created and what models should be supplied to them. Usually there are a few handler functions corresponding to different..
JavaScript: What dangers are in extending Array.prototype? http://stackoverflow.com/questions/8859828/javascript-what-dangers-are-in-extending-array-prototype haters. Mozilla even shows you how to do this on the MDN. Usually the advice for not extending Array.prototype or other native..
How can I detect keyboard events in Gmail http://stackoverflow.com/questions/9424550/how-can-i-detect-keyboard-events-in-gmail tested this code in an extension using Chromium 17. Usually I would iterate through the frames object to get access to all..
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