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javascript Programming Glossary: rememberObject comparison in JavaScript [duplicate] http://stackoverflow.com/questions/1068834/object-comparison-in-javascript leftChain rightChain function compare2Objects x y var p remember that NaN NaN returns false and isNaN undefined returns true..
Checking if an associative array key exists in Javascript http://stackoverflow.com/questions/1098040/checking-if-an-associative-array-key-exists-in-javascript actual value If you want to check if a key doesn't exist remember to use parenthesis key in obj true if key doesn't exist in object..
how can I make a div stick to the top of the screen once it's been scrolled to? http://stackoverflow.com/questions/1216114/how-can-i-make-a-div-stick-to-the-top-of-the-screen-once-its-been-scrolled-to I've seen at least one example of this online but I cannot remember it for the life of me. Any thoughts javascript jquery css scrolling..
Href attribute for JavaScript links: “#” or “javascript:void(0)”? http://stackoverflow.com/questions/134845/href-attribute-for-javascript-links-or-javascriptvoid0 throws an error. Hence the developers have to also remember to handle any error appropriately in the called function. A..
event.preventDefault() vs. return false http://stackoverflow.com/questions/1357118/event-preventdefault-vs-return-false prone than executing a method. With the method you have to remember about correct casing parenthesis etc. Also I have to define..
Why does jQuery or a DOM method such as `getElementById` not find the element? http://stackoverflow.com/questions/14028959/why-does-jquery-or-a-dom-method-such-as-getelementbyid-not-find-the-element document you place the JavaScript code you just have to remember to put all DOM processing code in the event handlers. Example..
How can I check whether a radio button is selected in javascript? http://stackoverflow.com/questions/1423777/how-can-i-check-whether-a-radio-button-is-selected-in-javascript type radio checked' .size 0 For server side validation remember you can't depend entirely on Javascript for validation it would..
jQuery Mobile: Markup Enhancement of dynamically added content http://stackoverflow.com/questions/14550396/jquery-mobile-markup-enhancement-of-dynamically-added-content http jsfiddle.net Gajotres nVs9J There's one thing to remember. This function will correctly get you maximum available content..
http://stackoverflow.com/questions/1510778/are-javascript-arrays-sparse from 0 to now Do different browsers do it differently I remember there used to be a bug in the AIX kernel which would create..
How to “properly” create a custom object in JavaScript? http://stackoverflow.com/questions/1595611/how-to-properly-create-a-custom-object-in-javascript subclass adds nothing to the construction process it must remember to call the base constructor with whatever arguments the base.. if you like. Maybe you want makeSubclass to take and remember a class name and provide a default toString using it. Maybe.. base class is slightly annoying as you can see we have to remember what the method was before the subclass constructor overwrote..
When is JavaScript's eval() not evil? http://stackoverflow.com/questions/197769/when-is-javascripts-eval-not-evil to be generated there's no code injection risk but please remember it's very very hard to ensure this in the general case . Also..
Why does instanceof return false for some literals? http://stackoverflow.com/questions/203739/why-does-instanceof-return-false-for-some-literals typeof foo string instead of instanceof . An easy way to remember things like this is asking yourself I wonder what would be sane..
Benefits of prototypal inheritance over classical? http://stackoverflow.com/questions/2800964/benefits-of-prototypal-inheritance-over-classical code. Java is notorious for this behavior. I distinctly remember Bob Nystrom mentioning the following anecdote in his blog post..
Regex to get string between curly braces “{I want what's between the curly braces}” http://stackoverflow.com/questions/413071/regex-to-get-string-between-curly-braces-i-want-whats-between-the-curly-brace regex at least one time a year for as many years as I can remember I always forget as I use them so infrequently. This year my..
How does JavaScript .prototype work? http://stackoverflow.com/questions/572897/how-does-javascript-prototype-work function alert 'Hello ' var obj2 new obj obj2.test I remember a lot talk I had with people a while back I'm not actually sure..
Comparing two arrays in Javascript http://stackoverflow.com/questions/7837456/comparing-two-arrays-in-javascript may be a property that only exists in object2 I wonder if remembering the checked values from the first loop would be faster or.. If everything passed let's say YES return true However remember that this one is to serve in comparing JSON like data not class..
Why is null an object and what's the difference between null and undefined? http://stackoverflow.com/questions/801032/why-is-null-an-object-and-whats-the-difference-between-null-and-undefined exist but it's not known what the value is. One thing to remember is that null is not conceptually the same as false or or such..
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 specific as you say. In particular I seem to remember that the standard library sorting from either Java or .NET not..
HTML5 WebSocket vs Long Polling vs AJAX http://stackoverflow.com/questions/10028770/html5-websocket-vs-long-polling-vs-ajax in RAM or even republish between sockets straight away. Remember that WebSockets generally have very different approach of logic..
Memory leak risk in JavaScript closures http://stackoverflow.com/questions/11186750/memory-leak-risk-in-javascript-closures I appreciate his work I don't see what basis he had there. Remember the article you reference above refers to IE6 as IE7 was still.. in the company but not directly tied to that team. Remember too IE never optimized for closures because there was no ProtoypeJS..
What is an elegant way to force browsers to reload cached CSS/JS files? http://stackoverflow.com/questions/118884/what-is-an-elegant-way-to-force-browsers-to-reload-cached-css-js-files or not the browser would cache a file with a query string. Remember we want the browser to cache the file and use it on future visits...
JavaScript: Know when an image is fully loaded http://stackoverflow.com/questions/1257385/javascript-know-when-an-image-is-fully-loaded jquery image img share improve this question Sure. Remember the load needs to be added before the src attribute. ' img '..
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 And directives are applied in the view so intent is clear. Remember don't design and then mark up. You must architect and then design...
What is the 'new' keyword in JavaScript? http://stackoverflow.com/questions/1646698/what-is-the-new-keyword-in-javascript of obj2 is now set to a copy of SubObjMaker.prototype Remember that the prototype property of SubObjMaker.prototype is a copy..
Detect when a window is resized using JavaScript ? http://stackoverflow.com/questions/2996431/detect-when-a-window-is-resized-using-javascript width values and updates them in the page for you to see. Remember the event doesn't really start or end it just happens when a..
JSlint error 'Don't make functions within a loop.' leads to question about Javascript itself http://stackoverflow.com/questions/3927054/jslint-error-dont-make-functions-within-a-loop-leads-to-question-about-javas know if the function object will be modified elsewhere. Remember that functions are standard JavaScript objects so they can have..
http://stackoverflow.com/questions/395045/cross-site-xmlhttprequest TRUE Once you've done that you can output a JSONP response Remember JSON format 'JavaScript Object Notation' e.g. 'foo' 'bar' 'foo'..
document.getElementById vs jQuery $() http://stackoverflow.com/questions/4069982/document-getelementbyid-vs-jquery the jQuery Object and get the first element in the object Remember JavaScript objects act similar to associative arrays . var contents..
Refresh a Div that has a Google ad inside it http://stackoverflow.com/questions/435391/refresh-a-div-that-has-a-google-ad-inside-it action but it still isn't allowed even though it should be Remember the reason why you want to update the advertisements is so that..
How to use a JSON file in javascript http://stackoverflow.com/questions/4828207/how-to-use-a-json-file-in-javascript give me clear instruction on how to go about doing this. Remember I am a newcomer and need specifics since I'm not up to par with..
Scrape web pages in real time with Node.js http://stackoverflow.com/questions/5211486/scrape-web-pages-in-real-time-with-node-js results in realtime I recommend socket.io or nowjs.com . Remember you can always stop into #node.js and ask questions share..
Use variable outside the success function from an ajax/jquery call http://stackoverflow.com/questions/5935968/use-variable-outside-the-success-function-from-an-ajax-jquery-call test occurs immediately after the asynchronous call. Remember it is ASYNCHRONOUS meaning it executes parallel to javascript..
Upload File With Ajax XmlHttpRequest http://stackoverflow.com/questions/6211145/upload-file-with-ajax-xmlhttprequest can be access in _FILES 'thefile' if you are using PHP . Remember MDC and Mozilla Hack demos are your best friends. EDIT The 2..
Mobile Safari Autofocus text field http://stackoverflow.com/questions/6287478/mobile-safari-autofocus-text-field kicks in to prevent you from setting focus on the input. Remember that on iOS setting focus on an input element brings up the..
How to set a cookie for another domain http://stackoverflow.com/questions/6761415/how-to-set-a-cookie-for-another-domain
What is the most reliable way to hide / spoof the referrer in JavaScript? http://stackoverflow.com/questions/8893269/what-is-the-most-reliable-way-to-hide-spoof-the-referrer-in-javascript 'A' if e.type 'contextmenu' e.button 2 var realHref a.href Remember original URI Replaces href attribute with data URI a.href doNotTrack..
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