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javascript Programming Glossary: ofHow do JavaScript closures work? http://stackoverflow.com/questions/111102/how-do-javascript-closures-work How would you explain it to someone with a knowledge of the concepts which make up closures e.g. functions variables.. to be called a closure. Simply accessing variables outside of your immediate lexical scope creates a closure . function foo.. incremented each time you call bar . The simplest example of a closure is this var a 10 function test console.log a will..
var functionName = function() {} vs function functionName() {} http://stackoverflow.com/questions/336859/var-functionname-function-vs-function-functionname it more consistent. The previous developer uses two ways of declaring functions and I can't work out if there is a reason.. these two different methods and what are the pros and cons of each Is there anything that can be done with one method that..
http://stackoverflow.com/questions/5874652/prop-vs-attr the new function prop . selector .click function instead of this.getAttribute 'style' do i use this .prop 'style' or this.. same but jQuery 1.6.1 changed things slightly in the face of the predicted pile of broken websites the jQuery team reverted.. changed things slightly in the face of the predicted pile of broken websites the jQuery team reverted attr to something close..
Is JavaScript's Floating-Point Math Broken? http://stackoverflow.com/questions/588004/is-javascripts-floating-point-math-broken never compare with but instead compare the absolute value of their differences and make sure that this difference is smaller..
Javascript closure inside loops - simple practical example http://stackoverflow.com/questions/750486/javascript-closure-inside-loops-simple-practical-example inside loops simple practical example Closures are one of those things which has been discussed a lot on SO but this situation.. Well the problem is that the variable i within each of your anonymous functions is bound to the same variable outside.. anonymous functions is bound to the same variable outside of the function. What you want to do is bind the variable within..
How can I get query string values in JavaScript? http://stackoverflow.com/questions/901115/how-can-i-get-query-string-values-in-javascript string values in JavaScript Is there a plugin less way of retrieving query string values via jQuery or without If so how..
How do I check to see if an object has a property in Javascript? http://stackoverflow.com/questions/135448/how-do-i-check-to-see-if-an-object-has-a-property-in-javascript have been given most of them are just outright incorrect. Of course you can have object properties that have undefined null..
Elegant workaround for JavaScript floating point number problem http://stackoverflow.com/questions/1458633/elegant-workaround-for-javascript-floating-point-number-problem to know whether one of you has some nice elegant solution. Of course otherwise I'll round to some 10 digits or so. javascript..
jQuery animate backgroundColor http://stackoverflow.com/questions/190560/jquery-animate-backgroundcolor plugin is only 4kb so much cheaper than the UI library. Of course you'll want to use a decent version of the plugin and..
How can I obfuscate JavaScript? http://stackoverflow.com/questions/194397/how-can-i-obfuscate-javascript concern and obfuscation won't really be of much benefit. Of course by packaging up your source into a garbled minified mess..
How do I get started with Node.js http://stackoverflow.com/questions/2353818/how-do-i-get-started-with-node-js get started with Node.JS Any good tutorials blogs or books Of course I have visited its official website http nodejs.org but..
How do I output an ISO-8601 formatted string in Javascript? http://stackoverflow.com/questions/2573521/how-do-i-output-an-iso-8601-formatted-string-in-javascript date new Date date.toISOString 2011 12 19T15 28 46.493Z Of course not all browsers support ecmascript 5 . What we can do..
Benefits of prototypal inheritance over classical? http://stackoverflow.com/questions/2800964/benefits-of-prototypal-inheritance-over-classical number of objects. For example _.extend does just this. Of course many programmers don't consider this to be true inheritance.. to be true inheritance because instanceof and isPrototypeOf say otherwise. However this can be easily remedied by storing.. inherits from a prototype via concatenation function copyOf object prototype var prototypes object.prototypes var prototypeOf..
http://stackoverflow.com/questions/368280/javascript-hashmap-equivalent heavy lifting of memory allocation and overflow handling. Of course if you truly want the industrial grade solution you can..
How to copy to the clipboard in JavaScript? http://stackoverflow.com/questions/400212/how-to-copy-to-the-clipboard-in-javascript
Get variable from PHP to JavaScript http://stackoverflow.com/questions/415868/get-variable-from-php-to-javascript MyPHPStringVar var MyJSNumVar php Print MyPHPNumVar script Of course this is for simple variables and not objects. share..
When to use Vanilla JavaScript vs. jQuery? http://stackoverflow.com/questions/4651923/when-to-use-vanilla-javascript-vs-jquery as properties though they mirror each other sometimes . Of course there's setAttribute too. Say you had a situation where..
Print <div id=printarea></div> only? http://stackoverflow.com/questions/468881/print-div-id-printarea-div-only contents div div id printable Printer version div body Of course this is not perfect as it involves moving things around..
How to disable scrolling temporarily? http://stackoverflow.com/questions/4770025/how-to-disable-scrolling-temporarily you scroll while scrollTo is animating it gets really ugly Of course I could do a body .css overflow hidden and then put it..
How to override Backbone.sync? http://stackoverflow.com/questions/5096549/how-to-override-backbone-sync 4 methods and define whatever you want for your server Of course these are only the things that Backbone.sync must implement...
Resize iframe height according to content height in it http://stackoverflow.com/questions/525992/resize-iframe-height-according-to-content-height-in-it loading image and show the iframe for that faux Ajax look. Of course this only works from the same domain so you may want..
Passing functions to setTimeout in a loop: always the last value? http://stackoverflow.com/questions/6425062/passing-functions-to-settimeout-in-a-loop-always-the-last-value i setTimeout function alert strings i delay delay 1000 Of course strings i will be out of context. How can I pass strings..
Detect blocked popup in Chrome http://stackoverflow.com/questions/668286/detect-blocked-popup-in-chrome section is never reached when the popup is blocked. Of course the test is working to an extent since Chrome doesn't..
Turning live() into on() in jQuery http://stackoverflow.com/questions/8021436/turning-live-into-on-in-jquery perfectly valid right but the event handler never fires. Of course I've confirmed jQuery 1.7 is loaded and running etc...
What is JavaScript garbage collection? http://stackoverflow.com/questions/864516/what-is-javascript-garbage-collection the same for the JavaScript engine of Internet Explorer. Of course the implementation will vary from browser to browser..
Use jQuery/JS to determine the DAY OF WEEK http://stackoverflow.com/questions/1174300/use-jquery-js-to-determine-the-day-of-week jQuery JS to determine the DAY OF WEEK Is there a method using either JavaScript or jQuery to..
ExecJS::RuntimeError on Windows trying to follow rubytutorial http://stackoverflow.com/questions/12520456/execjsruntimeerror-on-windows-trying-to-follow-rubytutorial compiled file. WARNING THE FIRST BLANK LINE MARKS THE END OF WHAT'S TO BE PROCESSED ANY BLANK LINE SHOULD GO AFTER THE REQUIRES..
Google Maps Api v3 Maps in Ui-Tabs are cut http://stackoverflow.com/questions/12641798/google-maps-api-v3-maps-in-ui-tabs-are-cut new google.maps.Marker position myLatlng title ADD TITLE OF YOUR MARKER HERE var marker1 new google.maps.Marker position.. new google.maps.Marker position myLatlng1 title ADD TITLE OF YOUR MARKER HERE var contentString ' div id content ' ' div..
Scroll smoothly to specific element on page http://stackoverflow.com/questions/17722497/scroll-smoothly-to-specific-element-on-page all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND EXPRESS.. Software. THE SOFTWARE IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE.. OR IMPLIED INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT...
Node.js POST causes [Error: socket hang up] code: 'ECONNRESET' http://stackoverflow.com/questions/18692580/node-js-post-causes-error-socket-hang-up-code-econnreset to 'Content Length' Buffer.byteLength data RULE OF THUMB Always use Buffer.byteLength when you want to find the..
How to detect linked PDF on a page and show message to download Adobe reader using jquery? http://stackoverflow.com/questions/1899913/how-to-detect-linked-pdf-on-a-page-and-show-message-to-download-adobe-reader-usi Adobe Reader a . p document .ready function IF NUMBER OF PDF LINKS IS MORE THAN ZERO INSIDE DIV WITH ID maincontent THEN.. maincontent THEN THIS WILL PUT TIP PARAGRAPH AS LAST CHILD OF DIV if div#maincontent a href ' pdf' .length 0 div#maincontent..
How to code a JavaScript modal popup (to replace Ajax)? http://stackoverflow.com/questions/288867/how-to-code-a-javascript-modal-popup-to-replace-ajax file html head script type text javascript src NAME OF THE PAGE .js script style div.overdiv filter alpha opacity 75..
http://stackoverflow.com/questions/3827466/detect-iphone-browser 'Location http www.yourwebsite.com phone' exit ...THE REST OF YOUR CODE HERE and in javascript you can write var agent navigator.userAgent..
Add padding at the beginning and end of each line of text http://stackoverflow.com/questions/4994653/add-padding-at-the-beginning-and-end-of-each-line-of-text and what i want h3 span class heading THE NEXT GENERATION OF CREATIVE TALENT span br span class subhead IT'S RIGHT HERE span.. span class indent span class heading THE NEXT GENERATION OF CREATIVE TALENT span br span class subhead IT'S RIGHT HERE span..
How does paging in facebook javascript API works? http://stackoverflow.com/questions/5023757/how-does-paging-in-facebook-javascript-api-works data plus it also return URL to go to next page data ARRAY OF POSTS HERE paging previous https graph.facebook.com me home..
How do I get jqGrid to work using ASP.NET + JSON on the backend? http://stackoverflow.com/questions/727502/how-do-i-get-jqgrid-to-work-using-asp-net-json-on-the-backend eval gridData FIREBUG SHOWS THIS AS THE VALUE OF gridData total 1 page 1 records 5 rows ID 1 PartnerID BCN DateTimeInserted..
Browser Javascript Stack size limit http://stackoverflow.com/questions/7826992/browser-javascript-stack-size-limit if i 0 return 1 doSomethingElse i 1 doSomething script END OF PAGE body html IE raises stack overflow when the values are..
Get the id of a the item that is clicked http://stackoverflow.com/questions/8159497/get-the-id-of-a-the-item-that-is-clicked this code in jQuery 'b.edit' .click function GET THE ID OF THE b.edit e.g foo1 foo2 foo3 '.editP' .focus How can I get..
Load (Lazy Loading) a Div whenever the DIV gets visible for the first time http://stackoverflow.com/questions/8192651/load-lazy-loading-a-div-whenever-the-div-gets-visible-for-the-first-time is visible to user CODE ONLY CHECKS VISIBILITY FROM TOP OF THE PAGE if window .scrollTop window .height '#your_element'..
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