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2014/10/16 ¤W¤È 12:04:04
jquery Programming Glossary: imagineChanging name attr of cloned input element in jQuery doesn't work in IE6/7 http://stackoverflow.com/questions/2094618/changing-name-attr-of-cloned-input-element-in-jquery-doesnt-work-in-ie6-7 ul '#showsource' .text ul.html But I can't imagine that I am the only one who encountered this problem with jQuery...
Does jQuery do any kind of caching of “selectors”? http://stackoverflow.com/questions/291841/does-jquery-do-any-kind-of-caching-of-selectors heading.hide If the selector is more complex I can imagine it's a non trivial hit. jquery jquery selectors share improve..
“Permission denied” with Internet Explorer and jQuery http://stackoverflow.com/questions/2960153/permission-denied-with-internet-explorer-and-jquery behaviour. Since I have tried many things and still cannot imagine where the problem lies I'd like to ask you what you think the..
How can I return a variable from a $.getJSON function http://stackoverflow.com/questions/31129/how-can-i-return-a-variable-from-a-getjson-function var studentId result.Something use studentId here I would imagine this has to do with scoping but it doesn't seem to work the..
Generate XML document in-memory with JavaScript http://stackoverflow.com/questions/3191179/generate-xml-document-in-memory-with-javascript I want to create and append elements. How do I do that I imagine it's something like this function generateReportXml Somehow..
How to check if a user has scrolled to the bottom http://stackoverflow.com/questions/3898130/how-to-check-if-a-user-has-scrolled-to-the-bottom the content loads when the user scrolls to the bottom. I imagine the best way to do that is to find when the user is at the bottom..
Using HTML5 file uploads with AJAX and jQuery http://stackoverflow.com/questions/4006520/using-html5-file-uploads-with-ajax-and-jquery with the low level .ajax jQuery method I think I could imagine how to do this by auto uploading the file when the field's value..
jQuery UI Dialog instead of alert() for Rails 3 data-confirm attribute http://stackoverflow.com/questions/4421072/jquery-ui-dialog-instead-of-alert-for-rails-3-data-confirm-attribute function to instead instantiate a lightbox. However I imagine that there is a more effective approach than this. javascript..
Detecting no results on jQuery UI autocomplete http://stackoverflow.com/questions/4718968/detecting-no-results-on-jquery-ui-autocomplete __response and then using apply to call it again. I can't imagine any ill effects from this method since you're calling the default..
JQuery is waiting for images to load before executing document.ready http://stackoverflow.com/questions/477463/jquery-is-waiting-for-images-to-load-before-executing-document-ready box be shown. Whats going on Is this a new feature I cant imagine why or a bug Important This only seems to be an issue in IE..
Why need to use JSON in php and AJAX http://stackoverflow.com/questions/4881876/why-need-to-use-json-in-php-and-ajax and then create the array. This isn't that difficult but imagine you have a nested object arr array 'a' array 1 2 3 'b' array..
jQuery: outer html() [duplicate] http://stackoverflow.com/questions/5744207/jquery-outer-html Possible Duplicate Get selected element ™s outer HTML imagine what we have something like this div id xxx p Hello World p..
I know its bad to store data in the DOM, but why? http://stackoverflow.com/questions/5905994/i-know-its-bad-to-store-data-in-the-dom-but-why to .data and go straight to the input values but let's imagine a slightly more complex scenario where elements other than inputs..
In jQuery, is selecting by class or id faster than selecting by some other attribute? http://stackoverflow.com/questions/6460644/in-jquery-is-selecting-by-class-or-id-faster-than-selecting-by-some-other-attri #someid or .someclass faster than someattr 'value' I would imagine that it is that is selection by id is fastest then class then..
Process a continuous stream of JSON http://stackoverflow.com/questions/6558129/process-a-continuous-stream-of-json user form. I have only done this using C# but I imagine it's possible from other languages. When you use the right browser..
jQuery getJSON works locally, but not cross domain http://stackoverflow.com/questions/6849802/jquery-getjson-works-locally-but-not-cross-domain then you need to remember it. For the next example let's imagine we named it MyJSONPCallback Now in your client code you can..
Using .after() to add html closing and open tags http://stackoverflow.com/questions/8706457/using-after-to-add-html-closing-and-open-tags left is ul which is parsed as an element in its entirety imagine an HTML document that went div ul div and you'll get the idea..
Get variable name. javascript “reflection” http://stackoverflow.com/questions/9795773/get-variable-name-javascript-reflection that you can't parse It doesn't work with minification imagine getting a message that variable a had an incorrect value because..
Why is jQuery so widely adopted versus other Javascript frameworks? [closed] http://stackoverflow.com/questions/990077/why-is-jquery-so-widely-adopted-versus-other-javascript-frameworks for you There's also the business considerations which I imagine will cover things like framework longevity or is mootools likely.. by the end of the year. cost of staff and their training I imagine finding mootools programmers will be more difficult than these..
Programmatically editing Less (css) code with JQuery-like selector syntax? http://stackoverflow.com/questions/10274260/programmatically-editing-less-css-code-with-jquery-like-selector-syntax powerful method of dynamically updating a site's css. Imagine you had a colour that was used 100 times throughout a large..
Stop propagation on live elements http://stackoverflow.com/questions/10672633/stop-propagation-on-live-elements I'm having an issue with stopping event propagation. Imagine this scenario table id test tbody tr td class row td td class..
Caching issue with loading partial views into JQuery dialogs http://stackoverflow.com/questions/11528196/caching-issue-with-loading-partial-views-into-jquery-dialogs issue with loading partial views into JQuery dialogs Imagine a simple list of users with edit links. Clicking Edit opens..
jQuery Isotope ??sort by category, but specify which comes first http://stackoverflow.com/questions/12551662/jquery-isotope-sort-by-category-but-specify-which-comes-first Like a filter would except without removing other items. Imagine these category items in an Isotope grid Red Green Blue Red Green..
Why cant I load an external resource from jQuery load method? http://stackoverflow.com/questions/1292486/why-cant-i-load-an-external-resource-from-jquery-load-method a server side proxy. Why is there a same origin policy Imagine that you are checking some stuff on your ebay account. Then..
html2canvas error: Uncaught Error: IndexSizeError: DOM Exception 1 http://stackoverflow.com/questions/15328764/html2canvas-error-uncaught-error-indexsizeerror-dom-exception-1 explain how does drawImage works when cropping an image. Imagine to draw a square on a piece of paper. The top left corner of..
Hiding Next Visible Siblings Via If Statement Not Working http://stackoverflow.com/questions/15608072/hiding-next-visible-siblings-via-if-statement-not-working if statement to determine if I should hide the row or not. Imagine I have the following visible table rows after performing a search..
jQuery plugin design pattern (common practice?) for dealing with private functions http://stackoverflow.com/questions/2061501/jquery-plugin-design-pattern-common-practice-for-dealing-with-private-functio fill into jQuery.fn . But that feels very uncomfortable. Imagine having ten plugins developed based on this approach and each..
Get users number from iPhone using HTML5/jQuery http://stackoverflow.com/questions/2738243/get-users-number-from-iphone-using-html5-jquery question I am pretty sure that this is not possible. Imagine the security privacy breach it would represent if any site could..
jQuery Validate Required Select http://stackoverflow.com/questions/2901125/jquery-validate-required-select empty value that is used by required rule UPD. Example. Imagine we have the following html control select option value default..
Best solution to wait for all ajax callbacks to be executed http://stackoverflow.com/questions/2928208/best-solution-to-wait-for-all-ajax-callbacks-to-be-executed solution to wait for all ajax callbacks to be executed Imagine we have to sources to be requested by ajax. I want to perform..
Jquery - Perform callback after append http://stackoverflow.com/questions/3113853/jquery-perform-callback-after-append and applies it to each element in the jQuery object. Imagine something like this 'a.ui icon cart' .click function this .closest..
How can I check if a jQuery plugin is loaded? http://stackoverflow.com/questions/400916/how-can-i-check-if-a-jquery-plugin-is-loaded there any way to check if a particular plugin is available Imagine that you are developing a plugin that depends on another plugin..
Clone a file input element in Javascript http://stackoverflow.com/questions/415483/clone-a-file-input-element-in-javascript on firefox. It is not a good idea to rely on this feature. Imagine if somebody was able using javascript to change a hidden file..
load jQuery-Templates from external file? http://stackoverflow.com/questions/4366137/load-jquery-templates-from-external-file possible to load templates from an external file somehow. Imagine having loads of templates. This would mess up the html code..
How to detect page scroll to a certain point in jQuery? http://stackoverflow.com/questions/5036850/how-to-detect-page-scroll-to-a-certain-point-in-jquery to detect page scroll to a certain point in jQuery Imagine this is my page p hello p br br br br br br br br br br br br..
How do I replace a keystroke with jQuery? http://stackoverflow.com/questions/6064707/how-do-i-replace-a-keystroke-with-jquery javascript. It's a core component of browser security. Imagine being able to simulate Alt Tab or Ctrl Shift Del. You can of..
JQuery: Why Unobtrusive JavaScript / Document Ready function rather than OnClick event? http://stackoverflow.com/questions/621574/jquery-why-unobtrusive-javascript-document-ready-function-rather-than-onclick you why unobtrusive JavaScript can be a good idea. Imagine that you have a function bound as an event handler for the same..
How to access this attribute using jquery, given a div defined by this http://stackoverflow.com/questions/9891960/how-to-access-this-attribute-using-jquery-given-a-div-defined-by-this defined by this I have a div which is defined via a this. Imagine it is the var div below td itemid 'desired number' div div 1..
GUI-based or Web-based JSON editor that works like property explorer [closed] http://stackoverflow.com/questions/998832/gui-based-or-web-based-json-editor-that-works-like-property-explorer the user to modify this in a user friendly GUI Example Imagine an auto generated HTML form that displays 2 input type text..
Changing name attr of cloned input element in jQuery doesn't work in IE6/7 http://stackoverflow.com/questions/2094618/changing-name-attr-of-cloned-input-element-in-jquery-doesnt-work-in-ie6-7 ' input name ' name ' ' oldinput.replaceWith newinput liclone.appendTo ul '#showsource' .text ul.html But I can't imagine that I am the only one who encountered this problem with jQuery. Even a simple ' input ' .attr 'name' 'foo' doesn't work..
Does jQuery do any kind of caching of “selectors”? http://stackoverflow.com/questions/291841/does-jquery-do-any-kind-of-caching-of-selectors .heading .hide and var heading #navbar .heading if heading.text heading.hide If the selector is more complex I can imagine it's a non trivial hit. jquery jquery selectors share improve this question jQuery doesn't but there's the possibility..
“Permission denied” with Internet Explorer and jQuery http://stackoverflow.com/questions/2960153/permission-denied-with-internet-explorer-and-jquery denied while in every other browser I don't notice this behaviour. Since I have tried many things and still cannot imagine where the problem lies I'd like to ask you what you think the problem might be edit A small example test.html DOCTYPE html..
How can I return a variable from a $.getJSON function http://stackoverflow.com/questions/31129/how-can-i-return-a-variable-from-a-getjson-function the scope of the .getJSON j.getJSON url data function result var studentId result.Something use studentId here I would imagine this has to do with scoping but it doesn't seem to work the same way c# does javascript jquery ajax return value share..
Generate XML document in-memory with JavaScript http://stackoverflow.com/questions/3191179/generate-xml-document-in-memory-with-javascript report createXmlDocument ' report report ' return report Now I want to create and append elements. How do I do that I imagine it's something like this function generateReportXml Somehow generate the XML document object with root var report Somehow..
How to check if a user has scrolled to the bottom http://stackoverflow.com/questions/3898130/how-to-check-if-a-user-has-scrolled-to-the-bottom I'm making a pagination system sort of like Facebook where the content loads when the user scrolls to the bottom. I imagine the best way to do that is to find when the user is at the bottom of the page and run an ajax query to load more posts...
Using HTML5 file uploads with AJAX and jQuery http://stackoverflow.com/questions/4006520/using-html5-file-uploads-with-ajax-and-jquery File API not flash or an iFrame solution Preferably interfacing with the low level .ajax jQuery method I think I could imagine how to do this by auto uploading the file when the field's value changes using pure javascript but I'd rather do it all..
jQuery UI Dialog instead of alert() for Rails 3 data-confirm attribute http://stackoverflow.com/questions/4421072/jquery-ui-dialog-instead-of-alert-for-rails-3-data-confirm-attribute current approach would be to simply rewrite the 'body' .delegate function to instead instantiate a lightbox. However I imagine that there is a more effective approach than this. javascript jquery ruby on rails unobtrusive javascript share improve..
Detecting no results on jQuery UI autocomplete http://stackoverflow.com/questions/4718968/detecting-no-results-on-jquery-ui-autocomplete you're saving autocomplete's response function to a variable __response and then using apply to call it again. I can't imagine any ill effects from this method since you're calling the default method. Since we're modifying the object's prototype this..
JQuery is waiting for images to load before executing document.ready http://stackoverflow.com/questions/477463/jquery-is-waiting-for-images-to-load-before-executing-document-ready is that the images all load and only then will the alert box be shown. Whats going on Is this a new feature I cant imagine why or a bug Important This only seems to be an issue in IE and not firefox Sorry I dont have a dynamic image file that..
Why need to use JSON in php and AJAX http://stackoverflow.com/questions/4881876/why-need-to-use-json-in-php-and-ajax have to iterate through each line split the values yourself and then create the array. This isn't that difficult but imagine you have a nested object arr array 'a' array 1 2 3 'b' array 'a' 1 'b' 2 'c' 3 'd' array 1 2 3 4 5 'e' 5 etc. With JSON..
jQuery: outer html() [duplicate] http://stackoverflow.com/questions/5744207/jquery-outer-html outer html duplicate Possible Duplicate Get selected element ™s outer HTML imagine what we have something like this div id xxx p Hello World p div if we call .html function in this way #xxx .html we will..
I know its bad to store data in the DOM, but why? http://stackoverflow.com/questions/5905994/i-know-its-bad-to-store-data-in-the-dom-but-why is an over simplified example because I could skip the calls to .data and go straight to the input values but let's imagine a slightly more complex scenario where elements other than inputs are affecting the row values. Is it wrong to use the DOM..
In jQuery, is selecting by class or id faster than selecting by some other attribute? http://stackoverflow.com/questions/6460644/in-jquery-is-selecting-by-class-or-id-faster-than-selecting-by-some-other-attri faster than selecting by some other attribute Basically is #someid or .someclass faster than someattr 'value' I would imagine that it is that is selection by id is fastest then class then attribute but does anyone know for sure javascript jquery..
Process a continuous stream of JSON http://stackoverflow.com/questions/6558129/process-a-continuous-stream-of-json the web browser inside of a compiled locally executed application's user form. I have only done this using C# but I imagine it's possible from other languages. When you use the right browser object because it's hosted inside a C# application the..
jQuery getJSON works locally, but not cross domain http://stackoverflow.com/questions/6849802/jquery-getjson-works-locally-but-not-cross-domain instead of allow it to be supplied in the url as callback then you need to remember it. For the next example let's imagine we named it MyJSONPCallback Now in your client code you can go ahead of use .ajax url 'http anotherdomain.com page.json..
Using .after() to add html closing and open tags http://stackoverflow.com/questions/8706457/using-after-to-add-html-closing-and-open-tags beginning to a string of HTML it is dropped. All you have left is ul which is parsed as an element in its entirety imagine an HTML document that went div ul div and you'll get the idea . So an empty ul element is inserted into the list as a sibling..
Get variable name. javascript “reflection” http://stackoverflow.com/questions/9795773/get-variable-name-javascript-reflection if some developer doesn't use it right and gives you a function that you can't parse It doesn't work with minification imagine getting a message that variable a had an incorrect value because your minified function changed your variable names. It..
Why is jQuery so widely adopted versus other Javascript frameworks? [closed] http://stackoverflow.com/questions/990077/why-is-jquery-so-widely-adopted-versus-other-javascript-frameworks need to justify staying with the framework that works so well for you There's also the business considerations which I imagine will cover things like framework longevity or is mootools likely to go away in the face of the ever growing jQuery very.. 1.3 beta 1 and have 2.0 is in the pipelines for release by the end of the year. cost of staff and their training I imagine finding mootools programmers will be more difficult than these that slap jquery on their C.V resume . time and cost taken..
Programmatically editing Less (css) code with JQuery-like selector syntax? http://stackoverflow.com/questions/10274260/programmatically-editing-less-css-code-with-jquery-like-selector-syntax was an easy way to modify less code this would be an extremely powerful method of dynamically updating a site's css. Imagine you had a colour that was used 100 times throughout a large site. If you wanted to change that color dynamically just using..
Stop propagation on live elements http://stackoverflow.com/questions/10672633/stop-propagation-on-live-elements propagation on live elements I'm having an issue with stopping event propagation. Imagine this scenario table id test tbody tr td class row td td class row td td class row td td class row td td class row td tr..
Caching issue with loading partial views into JQuery dialogs http://stackoverflow.com/questions/11528196/caching-issue-with-loading-partial-views-into-jquery-dialogs issue with loading partial views into JQuery dialogs Imagine a simple list of users with edit links. Clicking Edit opens up a dialog box with details for the selected user. The Details..
jQuery Isotope ??sort by category, but specify which comes first http://stackoverflow.com/questions/12551662/jquery-isotope-sort-by-category-but-specify-which-comes-first specific category and bring this to the front of the listing. Like a filter would except without removing other items. Imagine these category items in an Isotope grid Red Green Blue Red Green Blue If I sort by category it does so alphabetically to..
Why cant I load an external resource from jQuery load method? http://stackoverflow.com/questions/1292486/why-cant-i-load-an-external-resource-from-jquery-load-method not work it your case. My opinion go for the first option with a server side proxy. Why is there a same origin policy Imagine that you are checking some stuff on your ebay account. Then in another tab you open my site where I have a script that makes..
html2canvas error: Uncaught Error: IndexSizeError: DOM Exception 1 http://stackoverflow.com/questions/15328764/html2canvas-error-uncaught-error-indexsizeerror-dom-exception-1 of stuff It's really easy to make errors to avoid them let me explain how does drawImage works when cropping an image. Imagine to draw a square on a piece of paper. The top left corner of the square you're drawing is positioned at sourceX pixels and..
Hiding Next Visible Siblings Via If Statement Not Working http://stackoverflow.com/questions/15608072/hiding-next-visible-siblings-via-if-statement-not-working not lie there. I first call the search filter then run an if statement to determine if I should hide the row or not. Imagine I have the following visible table rows after performing a search tr td class time content td tr tr td result td tr tr td..
jQuery plugin design pattern (common practice?) for dealing with private functions http://stackoverflow.com/questions/2061501/jquery-plugin-design-pattern-common-practice-for-dealing-with-private-functio Of course we could achieve this result by simply putting fill into jQuery.fn . But that feels very uncomfortable. Imagine having ten plugins developed based on this approach and each plugin putting five of those 'private' functions into the jQuery..
Get users number from iPhone using HTML5/jQuery http://stackoverflow.com/questions/2738243/get-users-number-from-iphone-using-html5-jquery iphone mobile html5 web applications share improve this question I am pretty sure that this is not possible. Imagine the security privacy breach it would represent if any site could just retrieve the phone number of each visitor. If you..
jQuery Validate Required Select http://stackoverflow.com/questions/2901125/jquery-validate-required-select zero index is chosed by default. Is there any way to define empty value that is used by required rule UPD. Example. Imagine we have the following html control select option value default Choose... option option value 1 1 option option value 2 2..
Best solution to wait for all ajax callbacks to be executed http://stackoverflow.com/questions/2928208/best-solution-to-wait-for-all-ajax-callbacks-to-be-executed solution to wait for all ajax callbacks to be executed Imagine we have to sources to be requested by ajax. I want to perform some actions when all callbacks are triggered. How this can..
Jquery - Perform callback after append http://stackoverflow.com/questions/3113853/jquery-perform-callback-after-append improve this question jQuery's .each takes a callback function and applies it to each element in the jQuery object. Imagine something like this 'a.ui icon cart' .click function this .closest 'li' .clone .appendTo '#cart ul' .each function this..
How can I check if a jQuery plugin is loaded? http://stackoverflow.com/questions/400916/how-can-i-check-if-a-jquery-plugin-is-loaded can I check if a jQuery plugin is loaded Is there any way to check if a particular plugin is available Imagine that you are developing a plugin that depends on another plugin being loaded. For example I want the jQuery Validation plugin..
Clone a file input element in Javascript http://stackoverflow.com/questions/415483/clone-a-file-input-element-in-javascript thus is disabled on most browsers and should be disabled on firefox. It is not a good idea to rely on this feature. Imagine if somebody was able using javascript to change a hidden file upload field to lets say c Users Person Documents Finances..
load jQuery-Templates from external file? http://stackoverflow.com/questions/4366137/load-jquery-templates-from-external-file engine. Which looks quite nice so far. Yet i wonder if it's possible to load templates from an external file somehow. Imagine having loads of templates. This would mess up the html code and is also not cacheable and has to be downloaded on every..
How to detect page scroll to a certain point in jQuery? http://stackoverflow.com/questions/5036850/how-to-detect-page-scroll-to-a-certain-point-in-jquery to detect page scroll to a certain point in jQuery Imagine this is my page p hello p br br br br br br br br br br br br p class myPara My Paragraph p How can I alert a message when..
How do I replace a keystroke with jQuery? http://stackoverflow.com/questions/6064707/how-do-i-replace-a-keystroke-with-jquery this question You can't simulate actual keypresses with javascript. It's a core component of browser security. Imagine being able to simulate Alt Tab or Ctrl Shift Del. You can of course define a method that encapsulates the behavior you want..
JQuery: Why Unobtrusive JavaScript / Document Ready function rather than OnClick event? http://stackoverflow.com/questions/621574/jquery-why-unobtrusive-javascript-document-ready-function-rather-than-onclick listeners on a DOM node. EDIT Some thoughts which may persuade you why unobtrusive JavaScript can be a good idea. Imagine that you have a function bound as an event handler for the same event raised on each of a number of elements Would it be..
How to access this attribute using jquery, given a div defined by this http://stackoverflow.com/questions/9891960/how-to-access-this-attribute-using-jquery-given-a-div-defined-by-this to access this attribute using jquery given a div defined by this I have a div which is defined via a this. Imagine it is the var div below td itemid 'desired number' div div 1 div div class action div 2 div td Given the var div how can..
GUI-based or Web-based JSON editor that works like property explorer [closed] http://stackoverflow.com/questions/998832/gui-based-or-web-based-json-editor-that-works-like-property-explorer that could take a structure like this and automatically allow the user to modify this in a user friendly GUI Example Imagine an auto generated HTML form that displays 2 input type text controls for both title and lastmod and a table of input type..
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