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javascript Programming Glossary: stepObject comparison in JavaScript [duplicate] http://stackoverflow.com/questions/1068834/object-comparison-in-javascript arguments link to the same object. Especially useful on step when comparing prototypes if x y return true Works in case..
Access / process (nested) objects, arrays or JSON http://stackoverflow.com/questions/11922383/access-process-nested-objects-arrays-or-json the name of the second item. Here is how we can do it step by step As we can see data is an object hence we can access.. name of the second item. Here is how we can do it step by step As we can see data is an object hence we can access its properties.. not necessarily obvious we can inspect the value at each step to decide how to move further. console.log MDN and console.dir..
Javascript infamous Loop problem? http://stackoverflow.com/questions/1451009/javascript-infamous-loop-problem function 'sees'. In the second example for each iteration step the outer function literal will evaluate to a new function object.. over the lifetime of the closure The next iteration step doesn't overwrite the old value as the function objects are..
Choosing and activating the right controls on an AJAX-driven site http://stackoverflow.com/questions/15048223/choosing-and-activating-the-right-controls-on-an-ajax-driven-site of pages and actions with Greasemonkey Tampermonkey. The steps are Take careful note of what you do manually. Take special.. by the page's javascript and the needed sequence of steps if any. Using Firebug and or Firefox's inspector and or Chrome's.. jNode triggerMouseEvent jNode 0 mousedown Setup step 2. waitForKeyElements ul.selectBox dropdown menu li a contains..
Why RegExp with global flag in Javascript give wrong results? http://stackoverflow.com/questions/1520800/why-regexp-with-global-flag-in-javascript-give-wrong-results it the arguments S and i. If Match returned failure go to step 8 otherwise let r be its State result and go to step 10. Let.. go to step 8 otherwise let r be its State result and go to step 10. Let i i 1. Go to step 6. Let e be r's endIndex value. If.. r be its State result and go to step 10. Let i i 1. Go to step 6. Let e be r's endIndex value. If the global property is true..
Change an element's CSS class with JavaScript http://stackoverflow.com/questions/195951/change-an-elements-css-class-with-javascript HTML markup from JS interaction logic. The first step to achieving this is by creating a function and calling the.. JS in a distinct file may be more appropriate. The second step is to move the onclick event out of the HTML and into JavaScript..
How do I send a cross-domain POST request via JavaScript? http://stackoverflow.com/questions/298745/how-do-i-send-a-cross-domain-post-request-via-javascript errorThrown alert 'POST failed.' When you do the POST in step 2 your browser will send a OPTIONS method to the server. This..
http://stackoverflow.com/questions/4862193/javascript-global-variables defined via the var statement are created before any step by step code in the execution context is run and so the property.. via the var statement are created before any step by step code in the execution context is run and so the property exists.. to that symbol which happens where the line is in the step by step flow. See Poor misunderstood var Off topic Avoid cluttering..
http://stackoverflow.com/questions/5874652/prop-vs-attr about properties and attributes you need to take a step back and learn a little about it since jQuery is no longer trying..
http://stackoverflow.com/questions/9032856/what-is-the-explanation-for-these-bizarre-javascript-behaviours-mentioned-in-the . Joining an empty array results in an empty string so step #7 of the addition operator returns the concatenation of two.. ToNumber on the string object Object . When following the steps from §9.3.1 we get NaN as a result If the grammar cannot interpret.. 16. To get the value of the argument to join §11.6.2 steps #5 and #6 show that we have to convert both operands to a number..
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 empty and unshuffled the rest of the collection . At each step of the algorithm pick a random unshuffled element which could..
Sort an array by the “Levenshtein Distance” with best performance in Javascript http://stackoverflow.com/questions/11919065/sort-an-array-by-the-levenshtein-distance-with-best-performance-in-javascript Wikipedia var levDist function s t var d 2d matrix Step 1 var n s.length var m t.length if n 0 return m if m 0 return.. a descending loop is quicker for var i n i 0 i d i Step 2 for var i n i 0 i d i 0 i for var j m j 0 j d 0 j j Step 3.. Step 2 for var i n i 0 i d i 0 i for var j m j 0 j d 0 j j Step 3 for var i 1 i n i var s_i s.charAt i 1 Step 4 for var j 1..
Reference: Why does the PHP (or other server side) code in my Javascript not work? http://stackoverflow.com/questions/13840429/reference-why-does-the-php-or-other-server-side-code-in-my-javascript-not-wor 'foo.txt' ' foo ' var baz php echo 42 alert baz script Step 1 PHP executes all code between php tags. The result is this..
Modifying document.location.hash without page scrolling http://stackoverflow.com/questions/1489624/modifying-document-location-hash-without-page-scrolling jquery fragment identifier share improve this question Step 1 You need to defuse the node ID until the hash has been set... hash if node.length node.attr 'id' hash Step 2 Some browsers will trigger the scroll based on where the ID'd.. hash if node.length fx.remove node.attr 'id' hash Step 3 Wrap it in a plugin and use that instead of writing to location.hash..
Why the open quote and bracket for eval('(' + jsonString+ ')') when parsing json string http://stackoverflow.com/questions/3360356/why-the-open-quote-and-bracket-for-eval-jsonstring-when-parsing-json the result completion of the evaluated code and in the Step 7 we can see that undefined is explicitly returned if the completion..
http://stackoverflow.com/questions/520640/googles-imageless-buttons without the image is only working in Firefox and Safari Step by Step Instructions 1 Insert the following CSS Start custom.. the image is only working in Firefox and Safari Step by Step Instructions 1 Insert the following CSS Start custom button..
Can search engines index JavaScript generated web pages? http://stackoverflow.com/questions/826275/can-search-engines-index-javascript-generated-web-pages semantic markup and forget about CSS and Javascript. Step one is to get that right and have your entire site or as much..
How to handle initializing and rendering subviews in Backbone.js? http://stackoverflow.com/questions/9337927/how-to-handle-initializing-and-rendering-subviews-in-backbone-js within my view e.g. the InfoView would be assigned #info . Step 1 is pretty self explanatory. Step 2 the rendering is done so.. be assigned #info . Step 1 is pretty self explanatory. Step 2 the rendering is done so that any elements the child views.. I allow them to do that within their own initialization . Steps 3 and 4 are actually handled at the same time as I pass el..
How Do I Get Started on the Legacy 1.2.0.RC4 TideSDK? [closed] http://stackoverflow.com/questions/12547910/how-do-i-get-started-on-the-legacy-1-2-0-rc4-tidesdk experiment with package an app locally for your platform STEP 1 Download and extract the SDK To get the SDK visit tidesdk.org.. be installed in a TideSDK folder as opposed to Titanium. STEP 2 Download the TiDev Community App While TideSDK can be used.. http api.appcelerator.net p pages app_page token m4rZLSv6 STEP 3 Obtain the Hello World Example App For a first app a simple..
Choosing and activating the right controls on an AJAX-driven site http://stackoverflow.com/questions/15048223/choosing-and-activating-the-right-controls-on-an-ajax-driven-site in GM 1.0. It restores the sandbox. var targetShoeSize 10 STEP 1 Activate size drop down. waitForKeyElements div.footwear form.add.. contains ' targetShoeSize ' visible selectDesiredShoeSize STEP 2 Select desired shoe size. function selectDesiredShoeSize jNode.. ' targetShoeSize ' waitForShoeSizeDisplayAndAddToCart STEPS 3 and 4 Wait for shoe size display and add to cart. function..
HTML5 Canvas camera/viewport - how to actally do it? http://stackoverflow.com/questions/16919601/html5-canvas-camera-viewport-how-to-actally-do-it settings var FPS 30 var INTERVAL 1000 FPS milliseconds var STEP INTERVAL 1000 seconds setup an object that represents the room.. 2 Game update function var update function player.update STEP room.width room.height camera.update Game draw function var..
Is it possible to perform an asynchronous cross-domain file-upload? http://stackoverflow.com/questions/6718664/is-it-possible-to-perform-an-asynchronous-cross-domain-file-upload Hacks article for more information. This is how you do it STEP 1 retrieve a reference to the file input type file elements.. file elements have a files property var file input.files 0 STEP 2 create a FormData instance and append the file to it var fd.. the file to it var fd new FormData fd.append 'file' file STEP 3 send the FormData instance with the XHR object var xhr new..
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