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javascript Programming Glossary: edit

Origin is not allowed by Access-Control-Allow-Origin

http://stackoverflow.com/questions/10143093/origin-is-not-allowed-by-access-control-allow-origin

on apache conf or htaccess file it just work like a charm EDIT From the comments this is an important note the wildcard is..

How do JavaScript closures work?

http://stackoverflow.com/questions/111102/how-do-javascript-closures-work

and the like but does not understand closures themselves EDIT I have seen the Scheme example given in Stack Overflow and it..

How does an anonymous function in JavaScript work?

http://stackoverflow.com/questions/1140089/how-does-an-anonymous-function-in-javascript-work

this kind of pattern in this post jQuery and questions EDIT If you look at ECMA script specification there are 3 ways you..

JavaScript post request like a form submit

http://stackoverflow.com/questions/133925/javascript-post-request-like-a-form-submit

hiddenField document.body.appendChild form form.submit EDIT Since this has gotten upvoted so much I'm guessing people will..

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

me feel like I'm doing something fundamentally wrong. EDIT Right so from the comments what I'm getting is that this.bar..

Best way to find an item in a JavaScript array? [duplicate]

http://stackoverflow.com/questions/143847/best-way-to-find-an-item-in-a-javascript-array

function include arr obj return arr.indexOf obj 1 EDIT This will not work on IE6 7 or 8 though. The best workaround..

How to merge two arrays in Javascript

http://stackoverflow.com/questions/1584370/how-to-merge-two-arrays-in-javascript

preserve the order of the arrays i.e no sorting needed . EDIT Since many people are annoyed about prototype augmentation of..

Resizing an image in an HTML5 canvas

http://stackoverflow.com/questions/2303690/resizing-an-image-in-an-html5-canvas

I'm missing some setting that needs to be set or something EDIT I'm trying to resize a jpg. I have tried resizing the same jpg.. 0 0 canvas.width canvas.height img.src reader.result EDIT2 Seems I was mistaken the linked website wasn't doing any better.. to. I'll just have to wait until they actually add it. EDIT3 Original Image javascript html5 canvas image resizing share..

Using HTML5/Javascript to generate and save a file

http://stackoverflow.com/questions/2897619/using-html5-javascript-to-generate-and-save-a-file

be safe activities as far as the browser is concerned. EDIT I didn't mention it upfront so the posters who answered Flash..

JavaScript “this” keyword

http://stackoverflow.com/questions/3127429/javascript-this-keyword

thisArg ... if callbackfn null callbackfn.call thisArg EDIT I forgot a special case. When constructing a new object via..

XmlHttpRequest error: Origin null is not allowed by Access-Control-Allow-Origin

http://stackoverflow.com/questions/3595515/xmlhttprequest-error-origin-null-is-not-allowed-by-access-control-allow-origin

didn't turn up any useful matches on the error message . EDIT Here's some sample code that shows the problem .ready function.. alert 'ok' eval jsonp You can run the example online . EDIT 2 Thanks to Darin for his help with this. THE ABOVE CODE IS..

How to execute a JavaScript function when I have its name as a string

http://stackoverflow.com/questions/359788/how-to-execute-a-javascript-function-when-i-have-its-name-as-a-string

may need to pass various arguments into the method too... EDIT I should note that some of the functions may take the form of..

How do I check if file exists in jQuery or JavaScript?

http://stackoverflow.com/questions/3646914/how-do-i-check-if-file-exists-in-jquery-or-javascript

function file not exists success function file exists EDIT Here is the code for checking 404 status whitout using jquery..

When to use Vanilla JavaScript vs. jQuery?

http://stackoverflow.com/questions/4651923/when-to-use-vanilla-javascript-vs-jquery

case of a jQuery shortcut actually requiring more code EDIT While I appreciate the answers regarding jQuery vs. plain javascript..

Length of Javascript Object (ie. Associative Array)

http://stackoverflow.com/questions/5223/length-of-javascript-object-ie-associative-array

accepted best practice way to get the length of this array EDIT JavaScript does not have associative arrays it only has objects..

How can I make setInterval also work when a tab is inactive in Chrome?

http://stackoverflow.com/questions/5927284/how-can-i-make-setinterval-also-work-when-a-tab-is-inactive-in-chrome

leftValue div.css left leftValue before new Date interval EDIT @ UpTheCreek comment Fine for presentation issues but still..

JavaScript query string

http://stackoverflow.com/questions/647259/javascript-query-string

isn't location.search broken into a key value collection EDIT I have written my own function but does any major JavaScript..

How do I enumerate the properties of a javascript object?

http://stackoverflow.com/questions/85992/how-do-i-enumerate-the-properties-of-a-javascript-object

private variables this way because they are not available. EDIT @bitwiseplatypus is correct that unless you use the hasOwnProperty.. is something dangerous in getting inherited properties. EDIT 2 @bitwiseplatypus brings up the situation that would occur..

JavaScript for detecting browser language preference

http://stackoverflow.com/questions/1043339/javascript-for-detecting-browser-language-preference

language Hope someone finds this useful. Edit I have written a small jQuery plugin on github that wraps this.. https github.com dansingerman jQuery Browser Language Edit 2 As requested here is the code that is running on AppEngine..

How to create a GUID / UUID in Javascript?

http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript

like ActiveX http p2p.wrox.com topicindex 20339.htm Edit not correct RFC4122 allows random version 4 ids. See other answers..

JavaScript post request like a form submit

http://stackoverflow.com/questions/133925/javascript-post-request-like-a-form-submit

' 'q' 'a' What's the best cross browser implementation Edit I'm sorry I was not clear. I need a solution that changes the..

change type of input field with jQuery

http://stackoverflow.com/questions/1544317/change-type-of-input-field-with-jquery

is prevented as part of the browser's security model. Edit indeed testing right now in Safari I get the error type property.. Safari I get the error type property cannot be changed . Edit 2 that seems to be an error straight out of jQuery. Using the.. pass pass.type 'text' pass.value 'Password' Edit 3 Straight from the jQuery source this seems to be related to..

How to detect page zoom level in all modern browsers?

http://stackoverflow.com/questions/1713771/how-to-detect-page-zoom-level-in-all-modern-browsers

to test all these methods of measuring the zoom level . Edit 2011 12 12 I've added a project that can be cloned https github.com..

How to get caret position in textarea?

http://stackoverflow.com/questions/263743/how-to-get-caret-position-in-textarea

Plugin it allows you to do that and much more... Edit I actually re implemented the above code function getCaret el..

Is there a jQuery DOM change listener?

http://stackoverflow.com/questions/2844565/is-there-a-jquery-dom-change-listener

google chrome extension share improve this question Edit This answer is now deprecated. See the answer by apsillers ...

JavaScript implementation of Gzip

http://stackoverflow.com/questions/294297/javascript-implementation-of-gzip

ajax compression gzip share improve this question Edit There appears to be a better LZW solution that handles Unicode..

How to copy to the clipboard in JavaScript?

http://stackoverflow.com/questions/400212/how-to-copy-to-the-clipboard-in-javascript

error. In Firefox it says unsafeWindow is not defined . Edit A nice trick without flash How does Trello access the user's..

How to read and write into file using JavaScript

http://stackoverflow.com/questions/585234/how-to-read-and-write-into-file-using-javascript

See this documentation on the Javascript File class Edit That link was to the Sun docs that now have been moved by Oracle... FileSystem class http nodejs.org docs latest api fs.html Edit 2 You can read files client side now with HTML5 http www.html5rocks.com..

Javascript StartsWith

http://stackoverflow.com/questions/646628/javascript-startswith

data Hello world var input 'He' data.startsWith input true Edit Note that I'm checking if the function exists before defining.. see the ECMAScript Harmony String Extras proposal. Edit As others noted indexOf will be inefficient for large strings..

JavaScript query string

http://stackoverflow.com/questions/647259/javascript-query-string

Maybe http plugins.jquery.com project query object Edit The link seems to be broken now. Don't know what happened to..

Graph visualization code in JavaScript?

http://stackoverflow.com/questions/7034/graph-visualization-code-in-javascript

tweak the layout manually by dragging the nodes around. Edit Google's Visualization API seems to be more graphs as charts.. or need a certain feature I may implement it just ask Edit You may want to have a look at other projects too Here's a list..

Most elegant way to clone a JavaScript object

http://stackoverflow.com/questions/728360/most-elegant-way-to-clone-a-javascript-object

. What's the most elegant way of doing this in JavaScript Edit I realize that copying objects derived from built in JavaScript..

Why is using the JavaScript eval function a bad idea?

http://stackoverflow.com/questions/86513/why-is-using-the-javascript-eval-function-a-bad-idea

more slowly no opportunity to compile cache eval'd code Edit As @Jeff Walden points out in comments #3 is less true today..

How does an anonymous function in JavaScript work?

http://stackoverflow.com/questions/1140089/how-does-an-anonymous-function-in-javascript-work

DEMO Page http jsbin.com ujazi Code http jsbin.com ujazi edit I have discussed this kind of pattern in this post jQuery and..

Cross-browser onload event and the Back button

http://stackoverflow.com/questions/158319/cross-browser-onload-event-and-the-back-button

and Mozilla no matter what the event handler contains. edit Nickolay here's why it works that way webkit.org developer.mozilla.org..

Is there a case insensitive jQuery :contains selector?

http://stackoverflow.com/questions/187537/is-there-a-case-insensitive-jquery-contains-selector

risk if speed is an issue. see @John 's question Latest edit For jQuery 1.8 it should be jQuery.expr .Contains jQuery.expr.createPseudo..

Example images for code and mark-up Q&As

http://stackoverflow.com/questions/19209650/example-images-for-code-and-mark-up-qas

copy it from the HTML. For those with enough rep. 100 to edit a community Wiki answer go to edit the answer and pull the URL.. with enough rep. 100 to edit a community Wiki answer go to edit the answer and pull the URL from the text. share improve this..

JavaScript get clipboard data on paste event (Cross browser)

http://stackoverflow.com/questions/2176861/javascript-get-clipboard-data-on-paste-event-cross-browser

HTML content before the text is pasted into a rich text editor. Cleaning the text after being pasted afterwards works but.. is lost. For example I can write a sentence in the editor and make it bold but when I paste new text all formatting.. keyboard paste events and not pastes from the context or edit menus. By the time the paste event fires it's too late to redirect..

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

incorrect select drop down option values in edit box I am using form edit. There are two select boxes in the.. drop down option values in edit box I am using form edit. There are two select boxes in the form. One select box is the.. can see above the id of state for uk starts with 5. When I edit a record which contained Country id 2 UK and State id 6 Oxford..

Using HTML5/Canvas/Javascript to take screenshots

http://stackoverflow.com/questions/4912092/using-html5-canvas-javascript-to-take-screenshots

the examples here http hertzen.com experiments jsfeedback edit The html2canvas script is now available seperately here and.. is now available seperately here and some examples here . edit 2 Another confirmation that Google uses a very similar method..

How to debug Javascript/jQuery event bindings with FireBug (or similar tool)

http://stackoverflow.com/questions/570960/how-to-debug-javascript-jquery-event-bindings-with-firebug-or-similar-tool

fired and simply stop working. If I had a capability to edit the application source I would drill down and add a bunch of.. to try to pinpoint the problem. But let's assume I cannot edit the application code and need to work entirely in Firefox using.. recommendations ideas Ideally I would just like to see and edit events bound to elements similarly to how I can edit DOM today...