javascript Programming Glossary: usage
Alternative to a million IF statements http://stackoverflow.com/questions/10029089/alternative-to-a-million-if-statements name.toLowerCase @gmail.com var email mail Bob example usage If they differ to much you might use an object as a key value..
jQuery CSS plugin that returns computed style of element to pseudo clone that element? http://stackoverflow.com/questions/1004475/jquery-css-plugin-that-returns-computed-style-of-element-to-pseudo-clone-that-el style prop return returns return this.css jQuery Basic usage is pretty simple var style #original .getStyleObject copy all..
Highlight row when the checkbox is true http://stackoverflow.com/questions/10529955/highlight-row-when-the-checkbox-is-true I recommend you to use gridview true in all jqGrids . The usage of rowattr callback is very easy gridview true rowattr function..
Object comparison in JavaScript [duplicate] http://stackoverflow.com/questions/1068834/object-comparison-in-javascript works in FireFox only. So the best I can do is to guess usage scenarios. 1 Fast and limited. Works when you have simple JSON..
jQuery Mobile: document ready vs page events http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events them to mobileinit . One of a good examples of mobileinit usage is turning off ajax page loading or changing default ajax loader..
How to initialize javascript date to a particular timezone http://stackoverflow.com/questions/15141762/how-to-initialize-javascript-date-to-a-particular-timezone Native Support in Chrome and Opera If you can limit your usage to Google Chrome or Opera browsers you can now do the following..
Disabling browser print options (headers, footers, margins) from page? http://stackoverflow.com/questions/1960939/disabling-browser-print-options-headers-footers-margins-from-page it already puts into place. I very much want to reduce the usage of PDFs on my client's site but the infringement on presentation..
Unzip files using JavaScript http://stackoverflow.com/questions/2095697/unzip-files-using-javascript compiled progran but it is plenty fast for normal browser usage. For another it does not do streaming. It basically slurps in..
JavaScript for…in vs for http://stackoverflow.com/questions/242841/javascript-for-in-vs-for
jQuery: live() vs delegate() http://stackoverflow.com/questions/4204316/jquery-live-vs-delegate type from any elements bubbling must be checked. Here's a usage example .myClass .live click function alert Hi Note that the.. even checked when bubbled...again more efficient. Here's a usage example #myTable .delegate td click function alert Hi Now what..
jqgrid incorrect select drop down option values in edit box http://stackoverflow.com/questions/4469650/jqgrid-incorrect-select-drop-down-option-values-in-edit-box UK . The are two possibilities supported by jqGrid 1 the usage of value parameter of editoptions 2 the usage of dataUrl and.. jqGrid 1 the usage of value parameter of editoptions 2 the usage of dataUrl and buildSelect parameter of the editoptions . The.. the database. I describe the solution on the example the usage of value parameter to have no dependencies to the server components...
How to parse JSON in JavaScript http://stackoverflow.com/questions/4935632/how-to-parse-json-in-javascript 5th Edition the specification that JS is based on . Its usage is simple var json ' result true count 1 ' obj JSON.parse json..
jQuery Ajax POST example with php http://stackoverflow.com/questions/5004233/jquery-ajax-post-example-with-php jquery ajax post share improve this question Basic usage of .ajax would look something like this HTML form id foo label..
Detecting idle time in JavaScript elegantly http://stackoverflow.com/questions/667555/detecting-idle-time-in-javascript-elegantly Idle time Period of user inactivity or without any CPU usage javascript share improve this question Here is a simple..
jqgrid server side error message/validation handling http://stackoverflow.com/questions/6960208/jqgrid-server-side-error-message-validation-handling for example you will see how to do this in case of the usage ASP.NET MVC. Here you can find another version of the loadError..
In Javascript, why is the “this” operator inconsistent? http://stackoverflow.com/questions/80084/in-javascript-why-is-the-this-operator-inconsistent this refers to the calling object. Can someone clarify usage and best practices regarding how to get around this problem..
Inserting a text where cursor is using Javascript/jquery http://stackoverflow.com/questions/1064089/inserting-a-text-where-cursor-is-using-javascript-jquery strPos txtarea.focus txtarea.scrollTop scrollPos Usage textarea id textareaid textarea a href # onclick insertAtCaret..
How do you performance test JavaScript code? http://stackoverflow.com/questions/111368/how-do-you-performance-test-javascript-code do you performance test JavaScript code CPU Cycles Memory Usage Execution Time etc. Added Is there a quantitative way of testing..
Constructors in JavaScript objects http://stackoverflow.com/questions/1114024/constructors-in-javascript-objects Box col var color col this.getColor function return color Usage var blueBox new Box blue alert blueBox.getColor will alert blue..
How to move cursor to end of contenteditable entity http://stackoverflow.com/questions/1125292/how-to-move-cursor-to-end-of-contenteditable-entity selection window.cursorManager window.cursorManager Usage var editableDiv document.getElementById my_contentEditableDiv..
What are useful JavaScript methods that extends built-in objects? http://stackoverflow.com/questions/1137436/what-are-useful-javascript-methods-that-extends-built-in-objects var i 0 i this.length i if this i item return i return 1 Usage var list my array contents alert list.indexOf contents outputs..
jQuery event to trigger action when a div is made visible http://stackoverflow.com/questions/1225102/jquery-event-to-trigger-action-when-a-div-is-made-visible the new callback _oldShow.apply obj speed newCallback Usage example jQuery function '#test' .bind 'beforeShow' function..
How to show animated image from PNG image using javascript? [ like gmail ] http://stackoverflow.com/questions/1736922/how-to-show-animated-image-from-png-image-using-javascript-like-gmail you to show multiple sprite animations simultaneously Usage var wink new SpriteAnim width 14 height 14 frames 42 sprite..
Running V8 Javascript Engine Standalone http://stackoverflow.com/questions/1802478/running-v8-javascript-engine-standalone
jQuery .keyup() delay http://stackoverflow.com/questions/1909441/jquery-keyup-delay ms clearTimeout timer timer setTimeout callback ms Usage 'input' .keyup function delay function alert 'Time elapsed '..
Get computed font size for DOM element in JS http://stackoverflow.com/questions/1955048/get-computed-font-size-for-dom-element-in-js styleProp else return el.style camelize styleProp Usage var element document.getElementById 'elementId' getStyle element..
Turn a number into star rating display using jQuery and CSS http://stackoverflow.com/questions/1987524/turn-a-number-into-star-rating-display-using-jquery-and-css span span class stars 0.5355 span span class stars 8 span Usage function 'span.stars' .stars Output Demo http www.ulmanen.fi..
Javascript callback for knowing when an image is loaded http://stackoverflow.com/questions/280049/javascript-callback-for-knowing-when-an-image-is-loaded attribute. Related Links Mozilla on Image.onload Example Usage html head title Image onload title head body img src # alt This..
JavaScript/JQuery: $(window).resize how to fire AFTER the resize is completed? http://stackoverflow.com/questions/2854407/javascript-jquery-window-resize-how-to-fire-after-the-resize-is-completed timers uniqueId timers uniqueId setTimeout callback ms Usage window .resize function waitForFinalEvent function alert 'Resize...'..
Sequencing ajax requests http://stackoverflow.com/questions/3034874/sequencing-ajax-requests in the queue run the query .ajax ajaxOpts jQuery Example Usage So we have a ul id items which has some li that we want to copy..
Detect changes in the DOM http://stackoverflow.com/questions/3219758/detect-changes-in-the-dom dummy expose window.onDomChange onDomChange window Usage onDomChange function alert The Times They Are a Changin' This..
Preloading images with jQuery http://stackoverflow.com/questions/476679/preloading-images-with-jquery .src this Alternatively you could use new Image .src this Usage preload 'img imageName.jpg' 'img anotherOne.jpg' 'img blahblahblah.jpg'.. function this.each function ' img ' 0 .src this Usage 'img1.jpg' 'img2.jpg' 'img3.jpg' .preload share improve this..
Accessing nested JavaScript objects with string key http://stackoverflow.com/questions/6491463/accessing-nested-javascript-objects-with-string-key var n a.shift if n in o o o n else return return o Usage Object.byString someObj 'part3 0 .name' See a working demo at..
YouTube iframe API: how do I control a iframe player that's already in the HTML? http://stackoverflow.com/questions/7443578/youtube-iframe-api-how-do-i-control-a-iframe-player-thats-already-in-the-html window.detachEvent 'onmessage' listener Usage callPlayer whateverID function This function runs once the player..
Comparing two arrays in Javascript http://stackoverflow.com/questions/7837456/comparing-two-arrays-in-javascript will never be equal x 20 x 20 return false return true Usage 1 2 3 4 .compare 1 2 3 2 false 1 2 3 .compare 1 2 3 false 1..
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