”@
2014/10/16 ¤W¤Č 12:03:02
jquery Programming Glossary: doingDetect element content changes with jQuery http://stackoverflow.com/questions/1091661/detect-element-content-changes-with-jquery .change function do something I want this to trigger when doing something like #content .html 'something' Also html or append..
Variable doesn't get returned from AJAX function http://stackoverflow.com/questions/12475269/variable-doesnt-get-returned-from-ajax-function instead of leaving it in the main design file. However by doing that the return of a function doesn't return any value. data..
event.preventDefault() vs. return false http://stackoverflow.com/questions/1357118/event-preventdefault-vs-return-false method. Perhaps there are some reasons why I should avoid doing it like this and use preventDefault instead What's the better..
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 the load DOMContentLoaded events is exactly what jQuery is doing with .ready docs . All your jQuery code that affects DOM element..
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 What is the biggest difference What should I stop doing using what should I start doing using instead Are there any.. What should I stop doing using what should I start doing using instead Are there any server side considerations restrictions.. don't use jQuery at all at least until they get used to doing things the Angular Way . I've seen many developers here and..
calculating text width with jQuery http://stackoverflow.com/questions/1582534/calculating-text-width-with-jquery width using jQuery. I'm not sure what but I am definitely doing something wrong. So here is the code var c '.calltoaction' var..
Is there a case insensitive jQuery :contains selector? http://stackoverflow.com/questions/187537/is-there-a-case-insensitive-jquery-contains-selector selectors share improve this question What I ended up doing for jQuery 1.2 is jQuery.extend jQuery.expr ' ' Contains jQuery..
jQuery Validate Plugin - How to create a simple, custom rule? http://stackoverflow.com/questions/241145/jquery-validate-plugin-how-to-create-a-simple-custom-rule improve this question You can create a simple rule by doing something like this jQuery.validator.addMethod greaterThanZero..
How does this JavaScript/JQuery Syntax work: (function( window, undefined ) { })(window)? http://stackoverflow.com/questions/2716069/how-does-this-javascript-jquery-syntax-work-function-window-undefined seen this particular syntax before. What is that undefined doing there And why does window need to be passed and then appear..
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 if you were reaching Flickr via .get they must have been doing while the other was to echo back the contents of the Origin..
jQuery/JavaScript: accessing contents of an iframe http://stackoverflow.com/questions/364952/jquery-javascript-accessing-contents-of-an-iframe share improve this question I think what you are doing is subject to the same origin policy . This should be the reason..
Assign click handlers in for loop http://stackoverflow.com/questions/4091765/assign-click-handlers-in-for-loop for every other click I get 'you clicked 20' . What am I doing wrong jquery jquery selectors share improve this question..
jQuery - Click event doesn't work on dynamically generated elements http://stackoverflow.com/questions/6658752/jquery-click-event-doesnt-work-on-dynamically-generated-elements Tried it with jsFiddle. Or there's a new fangled way of doing it with delegate h2 .delegate p click function alert 'you clicked..
Turning live() into on() in jQuery http://stackoverflow.com/questions/8021436/turning-live-into-on-in-jquery etc. There are no errors in the error log. What am I doing wrong Thanks javascript jquery jquery live jquery 1.7 share..
jQuery XML parsing with namespaces http://stackoverflow.com/questions/853740/jquery-xml-parsing-with-namespaces xml All I really want are the z row 's. So far I've been doing .get xmlPath function xml rs data xml .find z row .each function..
Why define anonymous function and pass it jQuery as the argument? http://stackoverflow.com/questions/10371539/why-define-anonymous-function-and-pass-it-jquery-as-the-argument in here What's the point advantage of the first approach Doing it this way creates an anonymous function that is then executed..
Latest jQuery version on Google's CDN http://stackoverflow.com/questions/12608242/latest-jquery-version-on-googles-cdn bother updating your code to the latest jQuery version. Doing so might even add NEW errors to your code which didn't exist..
Is $(document).ready() also CSS ready? http://stackoverflow.com/questions/1324568/is-document-ready-also-css-ready scripts especially those that call the ready function . Doing so will make sure that all element properties are correctly..
Process chain of functions without UI block http://stackoverflow.com/questions/13250746/process-chain-of-functions-without-ui-block those functions will easily reach the thousands. Doing this asynchroniously will kill the browser. So I need some way..
How do you fadeIn and animate at the same time? http://stackoverflow.com/questions/1652576/how-do-you-fadein-and-animate-at-the-same-time .fadeIn 'slow' '.tooltip' .animate top 10px 'slow' Doing it that way or this way '.tooltip' .fadeIn 'slow' .animate top..
jQuery Connected Sortable Lists, Save Order to MySQL http://stackoverflow.com/questions/2509801/jquery-connected-sortable-lists-save-order-to-mysql your ordering. http pilotmade.com examples draggable Doing it for just one column is fine but when I try to pass the order..
jQuery equivalent of getting the context of a Canvas http://stackoverflow.com/questions/2925130/jquery-equivalent-of-getting-the-context-of-a-canvas .getContext '2d' Is there any way to re write it to use Doing this fails ctx #canvas .getContext '2d' javascript jquery html..
Posting/submitting multiple forms in jQuery http://stackoverflow.com/questions/315912/posting-submitting-multiple-forms-in-jquery the page which causes the second post to be aborted. Doing the post of first_form in the callback from second_form will..
Get real image width and height with JavaScript in Safari/Chrome? http://stackoverflow.com/questions/318630/get-real-image-width-and-height-with-javascript-in-safari-chrome browsers like Safari and Google Chrome values are 0... Doing this on server side is not an option. javascript jquery safari..
Django/jQuery Cascading Select Boxes? http://stackoverflow.com/questions/3233850/django-jquery-cascading-select-boxes for that country are displayed in the 2nd select box. Doing that in PHP and jQuery is fairly easy but I find Django forms..
Sortable + nested lists with jQuery UI 1.8.2 http://stackoverflow.com/questions/3308672/sortable-nested-lists-with-jquery-ui-1-8-2 anyone else who has had this issue so it suggests I am Doing It Wrong. Any clues jquery jquery ui sortable jquery ui sortable..
http://stackoverflow.com/questions/4639372/export-to-csv-in-jquery me save files without having to make another server call. Doing this reduces server load and makes a good user experience. To..
How come JQuery doesn't pass JSLint? [duplicate] http://stackoverflow.com/questions/4846846/how-come-jquery-doesnt-pass-jslint be undefined or null . It is safer for it check for both. Doing num undefined num null to satisfy JSLint is ridiculous. Problem..
Manual form validation in MVC 3 and JQuery http://stackoverflow.com/questions/5054328/manual-form-validation-in-mvc-3-and-jquery that doesn't get caught by the generic validation methods. Doing it this way lets me control all of the validation the way I..
Process a continuous stream of JSON http://stackoverflow.com/questions/6558129/process-a-continuous-stream-of-json from the same domain as the main page was served from. Doing this would also allow you to create a version that will work..
Convert js Array() to JSon object for use with JQuery .ajax http://stackoverflow.com/questions/713884/convert-js-array-to-json-object-for-use-with-jquery-ajax to.... var saveData saveData 'a' 2 saveData 'c' 1 Doing it the way you are doing it with Arrays is just taking advantage..
What's the difference between jQuery's replaceWith() and html()? http://stackoverflow.com/questions/730916/whats-the-difference-between-jquerys-replacewith-and-html Take this HTML code div id mydiv Hello World div Doing '#mydiv' .html 'Aloha World' Will result in div id mydiv Aloha.. 'Aloha World' Will result in div id mydiv Aloha World div Doing '#mydiv' .replaceWith 'Aloha World' Will result in Aloha World..
Using live() - benefits - similar to bind() http://stackoverflow.com/questions/748076/using-live-benefits-similar-to-bind so that X action is performed when the user clicks on it. Doing it as you might expect... '#container img' .click function do..
Getting an empty JQuery object http://stackoverflow.com/questions/897331/getting-an-empty-jquery-object object so as not to have to do the extra check for null. Doing a returns an object with the size of 1. Is there a way to create..
Detect element content changes with jQuery http://stackoverflow.com/questions/1091661/detect-element-content-changes-with-jquery does not work unless #content is a form element #content .change function do something I want this to trigger when doing something like #content .html 'something' Also html or append function don't have a callback. Any suggestions javascript..
Variable doesn't get returned from AJAX function http://stackoverflow.com/questions/12475269/variable-doesnt-get-returned-from-ajax-function As my framework grows i decided to split it into files instead of leaving it in the main design file. However by doing that the return of a function doesn't return any value. data isn't empty if i alert the values in the js file they are there..
event.preventDefault() vs. return false http://stackoverflow.com/questions/1357118/event-preventdefault-vs-return-false the first parameter in callback to be able to call the method. Perhaps there are some reasons why I should avoid doing it like this and use preventDefault instead What's the better way javascript jquery javascript events event handling event..
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 scheme at the beginning adjust the path etc. Listening to the load DOMContentLoaded events is exactly what jQuery is doing with .ready docs . All your jQuery code that affects DOM element should be inside that event handler. In fact the jQuery..
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 do I architect and design client side web applications differently What is the biggest difference What should I stop doing using what should I start doing using instead Are there any server side considerations restrictions I'm not looking for.. side web applications differently What is the biggest difference What should I stop doing using what should I start doing using instead Are there any server side considerations restrictions I'm not looking for a detailed comparison between jQuery.. which is why I always recommend that new AngularJS developers don't use jQuery at all at least until they get used to doing things the Angular Way . I've seen many developers here and on the mailing list create these elaborate solutions with jQuery..
calculating text width with jQuery http://stackoverflow.com/questions/1582534/calculating-text-width-with-jquery text width with jQuery I'm trying to calculate text width using jQuery. I'm not sure what but I am definitely doing something wrong. So here is the code var c '.calltoaction' var cTxt c.text var cWidth cTxt.outerWidth c.css 'width' cWidth..
Is there a case insensitive jQuery :contains selector? http://stackoverflow.com/questions/187537/is-there-a-case-insensitive-jquery-contains-selector and comparing their .text to my string javascript jquery selectors share improve this question What I ended up doing for jQuery 1.2 is jQuery.extend jQuery.expr ' ' Contains jQuery a .text .toUpperCase .indexOf m 3 .toUpperCase 0 This will..
jQuery Validate Plugin - How to create a simple, custom rule? http://stackoverflow.com/questions/241145/jquery-validate-plugin-how-to-create-a-simple-custom-rule group of checkboxes is checked jquery jquery validate share improve this question You can create a simple rule by doing something like this jQuery.validator.addMethod greaterThanZero function value element return this.optional element parseFloat..
How does this JavaScript/JQuery Syntax work: (function( window, undefined ) { })(window)? http://stackoverflow.com/questions/2716069/how-does-this-javascript-jquery-syntax-work-function-window-undefined so I know some about what's going on here. But I've never seen this particular syntax before. What is that undefined doing there And why does window need to be passed and then appear at the end again javascript jquery syntax share improve this..
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 XHR is OK. One is to send Access Control Allow Origin which if you were reaching Flickr via .get they must have been doing while the other was to echo back the contents of the Origin header. However file URLs produce a null Origin which can't..
jQuery/JavaScript: accessing contents of an iframe http://stackoverflow.com/questions/364952/jquery-javascript-accessing-contents-of-an-iframe to work around this javascript jquery iframe same origin policy share improve this question I think what you are doing is subject to the same origin policy . This should be the reason why you are getting permission denied type errors. share..
Assign click handlers in for loop http://stackoverflow.com/questions/4091765/assign-click-handlers-in-for-loop instead of showing 'you clicked 3' when click on #mydiv3 as for every other click I get 'you clicked 20' . What am I doing wrong jquery jquery selectors share improve this question It's a common mistake to create closures in loops in Javascript...
jQuery - Click event doesn't work on dynamically generated elements http://stackoverflow.com/questions/6658752/jquery-click-event-doesnt-work-on-dynamically-generated-elements .live 'click' function alert 'you clicked me ' Worked for me. Tried it with jsFiddle. Or there's a new fangled way of doing it with delegate h2 .delegate p click function alert 'you clicked me again ' An updated jsFiddle . share improve this answer..
Turning live() into on() in jQuery http://stackoverflow.com/questions/8021436/turning-live-into-on-in-jquery fires. Of course I've confirmed jQuery 1.7 is loaded and running etc. There are no errors in the error log. What am I doing wrong Thanks javascript jquery jquery live jquery 1.7 share improve this question The on documentation states in bold..
jQuery XML parsing with namespaces http://stackoverflow.com/questions/853740/jquery-xml-parsing-with-namespaces Data 2 z row ows_ID 4 ows_LinkTitle Sample Data 3 rs data xml All I really want are the z row 's. So far I've been doing .get xmlPath function xml rs data xml .find z row .each function i alert found zrow xml With really no luck. Any ideas..
Why define anonymous function and pass it jQuery as the argument? http://stackoverflow.com/questions/10371539/why-define-anonymous-function-and-pass-it-jquery-as-the-argument code in the jQuery DOM 'ready' event function Backbone code in here What's the point advantage of the first approach Doing it this way creates an anonymous function that is then executed immediately with the jQuery object being passed as the function..
Latest jQuery version on Google's CDN http://stackoverflow.com/questions/12608242/latest-jquery-version-on-googles-cdn it speed up my code in most browsers If the answer is no don't bother updating your code to the latest jQuery version. Doing so might even add NEW errors to your code which didn't exist before . No responsible developer would automatically include..
Is $(document).ready() also CSS ready? http://stackoverflow.com/questions/1324568/is-document-ready-also-css-ready Please make sure that all stylesheets are included before your scripts especially those that call the ready function . Doing so will make sure that all element properties are correctly defined before jQuery code begins executing. Failure to do this..
Process chain of functions without UI block http://stackoverflow.com/questions/13250746/process-chain-of-functions-without-ui-block is not a viable solution because of the nature of the application those functions will easily reach the thousands. Doing this asynchroniously will kill the browser. So I need some way of chaining the functions the browser needs to process and..
How do you fadeIn and animate at the same time? http://stackoverflow.com/questions/1652576/how-do-you-fadein-and-animate-at-the-same-time into view as well as move vertically. So far I have this '.tooltip' .fadeIn 'slow' '.tooltip' .animate top 10px 'slow' Doing it that way or this way '.tooltip' .fadeIn 'slow' .animate top 10px 'slow' The animations will run one at a time the fade..
jQuery Connected Sortable Lists, Save Order to MySQL http://stackoverflow.com/questions/2509801/jquery-connected-sortable-lists-save-order-to-mysql can make changes and return to the page later to view or update your ordering. http pilotmade.com examples draggable Doing it for just one column is fine but when I try to pass the order of both columns the issue seems to be passing multiple serialized..
jQuery equivalent of getting the context of a Canvas http://stackoverflow.com/questions/2925130/jquery-equivalent-of-getting-the-context-of-a-canvas the following working code ctx document.getElementById canvas .getContext '2d' Is there any way to re write it to use Doing this fails ctx #canvas .getContext '2d' javascript jquery html html5 canvas share improve this question Try #canvas..
Posting/submitting multiple forms in jQuery http://stackoverflow.com/questions/315912/posting-submitting-multiple-forms-in-jquery . I believe that the submit of first_form is unloading the page which causes the second post to be aborted. Doing the post of first_form in the callback from second_form will ensure that the initial post is complete before the second..
Get real image width and height with JavaScript in Safari/Chrome? http://stackoverflow.com/questions/318630/get-real-image-width-and-height-with-javascript-in-safari-chrome pic.width var pic_real_height pic.height But in Webkit browsers like Safari and Google Chrome values are 0... Doing this on server side is not an option. javascript jquery safari google chrome webkit share improve this question Webkit..
Django/jQuery Cascading Select Boxes? http://stackoverflow.com/questions/3233850/django-jquery-cascading-select-boxes State selector. First you choose a country and the States for that country are displayed in the 2nd select box. Doing that in PHP and jQuery is fairly easy but I find Django forms to be a bit restrictive in that sense. I could set the State..
Sortable + nested lists with jQuery UI 1.8.2 http://stackoverflow.com/questions/3308672/sortable-nested-lists-with-jquery-ui-1-8-2 draggables http dev.jqueryui.com ticket 4333 I can't find anyone else who has had this issue so it suggests I am Doing It Wrong. Any clues jquery jquery ui sortable jquery ui sortable jquery sortable share improve this question this happens..
http://stackoverflow.com/questions/4639372/export-to-csv-in-jquery to achieve this result I'm using Downloadify which lets me save files without having to make another server call. Doing this reduces server load and makes a good user experience. To get a proper CSV you just have to take out all the unnecessary..
How come JQuery doesn't pass JSLint? [duplicate] http://stackoverflow.com/questions/4846846/how-come-jquery-doesnt-pass-jslint can't garantuee whether the input we pass to functions will be undefined or null . It is safer for it check for both. Doing num undefined num null to satisfy JSLint is ridiculous. Problem at line 446 character 29 Expected a conditional expression..
Manual form validation in MVC 3 and JQuery http://stackoverflow.com/questions/5054328/manual-form-validation-in-mvc-3-and-jquery I always seem to run into some weird business logic rule that doesn't get caught by the generic validation methods. Doing it this way lets me control all of the validation the way I want to but relying on built in validation most of the time...
Process a continuous stream of JSON http://stackoverflow.com/questions/6558129/process-a-continuous-stream-of-json for you and then hands out the data. This can only be done from the same domain as the main page was served from. Doing this would also allow you to create a version that will work for IE using the iframe technique. If you have full control..
Convert js Array() to JSon object for use with JQuery .ajax http://stackoverflow.com/questions/713884/convert-js-array-to-json-object-for-use-with-jquery-ajax 2 saveData.c 1 equivalent to... var saveData a 2 c 1 equivalent to.... var saveData saveData 'a' 2 saveData 'c' 1 Doing it the way you are doing it with Arrays is just taking advantage of Javascript's treatment of Arrays and not really the..
What's the difference between jQuery's replaceWith() and html()? http://stackoverflow.com/questions/730916/whats-the-difference-between-jquerys-replacewith-and-html passed in as the parameter jquery share improve this question Take this HTML code div id mydiv Hello World div Doing '#mydiv' .html 'Aloha World' Will result in div id mydiv Aloha World div Doing '#mydiv' .replaceWith 'Aloha World' Will.. HTML code div id mydiv Hello World div Doing '#mydiv' .html 'Aloha World' Will result in div id mydiv Aloha World div Doing '#mydiv' .replaceWith 'Aloha World' Will result in Aloha World So html replaces the contents of the element while replaceWith..
Using live() - benefits - similar to bind() http://stackoverflow.com/questions/748076/using-live-benefits-similar-to-bind 100 or 200 or 1000. You want to bind a click event to images so that X action is performed when the user clicks on it. Doing it as you might expect... '#container img' .click function do something ...would then bind hundreds of handlers that all..
Getting an empty JQuery object http://stackoverflow.com/questions/897331/getting-an-empty-jquery-object 0. It would be nice to initialize Previous to an empty JQuery object so as not to have to do the extra check for null. Doing a returns an object with the size of 1. Is there a way to create an empty Jquery object Init function. function Hold the..
|