2014/10/16 上午 12:02:54
jquery Programming Glossary: dependingjQuery Screen Resolution Height Adjustment http://stackoverflow.com/questions/1271675/jquery-screen-resolution-height-adjustment like to find a way to increase the top margin of a DIV depending on the screen resolution. What is my best way to set these dimensions..
Struggling between native and phonegap, simple app requirements http://stackoverflow.com/questions/14065610/struggling-between-native-and-phonegap-simple-app-requirements not to mention that mobile phones behave differently depending on a device. If possible always create a app that works on a..
Microsoft CDN for jQuery or Google CDN? http://stackoverflow.com/questions/1447184/microsoft-cdn-for-jquery-or-google-cdn release or debug non minified versions of these scripts depending on the build. Since Google doesn't host the jQuery validation..
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 that implements server side storage through a REST API and depending on application state local storage as well. When running tests..
Why does my spinner GIF stop while jQuery ajax call is running? http://stackoverflow.com/questions/191413/why-does-my-spinner-gif-stop-while-jquery-ajax-call-is-running . Inserting HTML into a document like that can freeze IE depending on how much HTML there is. It's because the IE UI is single..
jQuery get specific option tag text http://stackoverflow.com/questions/196684/jquery-get-specific-option-tag-text value but just any one of them whether selected or not depending on the value attribute. I tried #list value '2' .text But it..
Selecting element by data attribute http://stackoverflow.com/questions/2487747/selecting-element-by-data-attribute customerID 22 ' You should be able to omit the but IIRC depending on which jQuery version you 胩e using this might give faulty..
jQuery $(document).ready and UpdatePanels? http://stackoverflow.com/questions/256195/jquery-document-ready-and-updatepanels ... bb383810.aspx A better option you may have depending on your needs is to use jQuery's .on . These method are more..
What are the typical reasons Javascript developed on Firefox fails on IE? [closed] http://stackoverflow.com/questions/2599020/what-are-the-typical-reasons-javascript-developed-on-firefox-fails-on-ie can also refer to the name attribute in forms depending which is defined first in the document so it's best not to have..
How can I determine the element type of a matched element in jQuery? http://stackoverflow.com/questions/341900/how-can-i-determine-the-element-type-of-a-matched-element-in-jquery some elements which may render as text boxes or labels depending on the page context. I need to figure out whether the match..
jqGrid data stored in browser cache? http://stackoverflow.com/questions/3885658/jqgrid-data-stored-in-browser-cache remove the data Do the answers to these questions change depending on whether you are using loadOnce jquery jqgrid privacy share..
http://stackoverflow.com/questions/4535926/requirejs-and-jquery this point jQuery and SammyJS are loaded successfully. By depending on jquery the require_jquery.js file will run same for sammy...
Facebook how to check if user has liked page and show content? http://stackoverflow.com/questions/6246449/facebook-how-to-check-if-user-has-liked-page-and-show-content id and otherwise it returns an empty array after that and depending on the results its show a div or the other. Also there is a..
Background-color hex to JavaScript variable http://stackoverflow.com/questions/638948/background-color-hex-to-javascript-variable I'm trying to modify the regex to handle both rgb and rgba depending which one I get. Any hints Thanks. I'm not exactly sure if it..
javascript resize event firing multiple times while dragging the resize handle http://stackoverflow.com/questions/667426/javascript-resize-event-firing-multiple-times-while-dragging-the-resize-handle event once every second or some other period of time depending on your requirements . If the user pauses in the middle of resizing..
http://stackoverflow.com/questions/6974582/jquery-object-and-dom-element s . A jQuery object can contain multiple DOM elements depending on the selector you use. Also what methods can operate on jQuery..
With jQuery, how can I implement a “page loading” animation? http://stackoverflow.com/questions/750358/with-jquery-how-can-i-implement-a-page-loading-animation will show hide for any request. Could be good or bad depending on the need. C Use individual callbacks for a particular request..
How would I implement stackoverflow's hovering dialogs? http://stackoverflow.com/questions/758906/how-would-i-implement-stackoverflows-hovering-dialogs to tweak it a little bit to give it the right positions depending on the situation in which you are using it. I took care of this..
JQuery pass more parameters into callback http://stackoverflow.com/questions/939032/jquery-pass-more-parameters-into-callback multiple variables instead of a single 'extraStuff' object depending on your personal preference coding standards. share improve..
How can we specify rules for jquery validation plugin by class? http://stackoverflow.com/questions/9461571/how-can-we-specify-rules-for-jquery-validation-plugin-by-class jsfiddle.net rq5ra 4 Option 2b Related to 2a above but depending on your level of complexity can separate out the rules that..
Simplest way to detect a pinch http://stackoverflow.com/questions/11183174/simplest-way-to-detect-a-pinch get triggered any time 2 or more fingers touch the screen. Depending on what you need to do with the pinch gesture your approach..
window.scroll function freezes firefox http://stackoverflow.com/questions/12428754/window-scroll-function-freezes-firefox bad idea to attach handlers to the window scroll event. Depending upon the browser the scroll event can fire a lot and putting..
How to disable browser or element scrollbar, but allow scrolling with wheel or arrow keys? http://stackoverflow.com/questions/1326570/how-to-disable-browser-or-element-scrollbar-but-allow-scrolling-with-wheel-or-a Chrome to recognize keydown on a div but it works in IE8. Depending on what you needed this for you can set a keydown listener on..
How to generate a simple popup using jQuery http://stackoverflow.com/questions/1328723/how-to-generate-a-simple-popup-using-jquery Contact Us a Here is a jsfiddle demo and implementation. Depending on the situation you may want to load the popup content via..
Use jQuery or Q.Js for promises http://stackoverflow.com/questions/13610741/use-jquery-or-q-js-for-promises see the Q API is more powerful and imho better designed. Depending on what you want to do Q could be the better choice but maybe..
jQuery Mobile: document ready vs page events http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events works in a different way then classic web applications. Depending on how you managed to bind your events each time you visit some..
Detecting IsAjaxRequest() with ASP.NET MVC and JQuery Form Plugin / File Upload http://stackoverflow.com/questions/1681563/detecting-isajaxrequest-with-asp-net-mvc-and-jquery-form-plugin-file-upload as you are careful to do all your AJAX calls over jQuery. Depending on your needs it's easy to setup the detection in an action..
Datepicker for web page that can allow only specific dates to be clicked http://stackoverflow.com/questions/1890418/datepicker-for-web-page-that-can-allow-only-specific-dates-to-be-clicked dates is relatively small for purposes of illustration. Depending on how many dates you have and how they are chosen you could..
jqgrid reload grid after successfull inline update / inline creation of record http://stackoverflow.com/questions/2109754/jqgrid-reload-grid-after-successfull-inline-update-inline-creation-of-record This function is passed the data returned from the server. Depending on the data from server this function should return true or..
How can I make a jQuery UI 'draggable()' div draggable for touchscreen? http://stackoverflow.com/questions/3026915/how-can-i-make-a-jquery-ui-draggable-div-draggable-for-touchscreen more recent solution see @ctrl alt dileep's answer below . Depending on your needs you may wish to try the jQuery touch plugin you..
http://stackoverflow.com/questions/3682198/writing-a-chat-application it from scratch. There is a PHP WebSocket implementation. Depending on your requirements it could be used just fine. Having coded..
How can I determine whether a given string represents a date? http://stackoverflow.com/questions/3880615/how-can-i-determine-whether-a-given-string-represents-a-date javascript jquery share improve this question Depending on how you're trying to implement this you may be able to use..
Changing default starting position of #anchor http://stackoverflow.com/questions/4996330/changing-default-starting-position-of-anchor add a class to it tag with a position relative top 50px Depending on your document you my also have to wrap it in an absolute..
How to show popup message like in stackoverflow http://stackoverflow.com/questions/659199/how-to-show-popup-message-like-in-stackoverflow function #message .fadeOut slow return false And voila. Depending on your page setup you might also want to edit the body margin..
How to bind 'touchstart' and 'click' events but not respond to both? http://stackoverflow.com/questions/7018919/how-to-bind-touchstart-and-click-events-but-not-respond-to-both get device info so could create our own matrix of devices. Depending on the device we'll use touchstart OR click. 2 Detect for touch..
Is there a jQuery selector to get all elements that can get focus? http://stackoverflow.com/questions/7668525/is-there-a-jquery-selector-to-get-all-elements-that-can-get-focus to the list above. Update #2 As @jfriend00 pointed out Depending upon the use one may want to filter out elements that aren't..
jQuery selector doesn't update after dynamically adding new elements http://stackoverflow.com/questions/9346346/jquery-selector-doesnt-update-after-dynamically-adding-new-elements javascript jquery tabs share improve this question Depending upon what jQuery version you are using you should use either..
jquery loading image while elements loads http://stackoverflow.com/questions/956047/jquery-loading-image-while-elements-loads preloading images. jquery share improve this question Depending on what you are trying to do it's not particularly hard. The..
What's the replacement for $.browser http://stackoverflow.com/questions/9645803/whats-the-replacement-for-browser for particular features rather than relying on .browser. Depending on browser detection is not a good idea . Feature detection..
jQuery Screen Resolution Height Adjustment http://stackoverflow.com/questions/1271675/jquery-screen-resolution-height-adjustment In order to better balance out a page I am working on I would like to find a way to increase the top margin of a DIV depending on the screen resolution. What is my best way to set these dimensions with jQuery or Javascript javascript jquery screen..
Struggling between native and phonegap, simple app requirements http://stackoverflow.com/questions/14065610/struggling-between-native-and-phonegap-simple-app-requirements development. Every mobile platform has its own set of problems not to mention that mobile phones behave differently depending on a device. If possible always create a app that works on a slower devices because native app will successfully work on..
Microsoft CDN for jQuery or Google CDN? http://stackoverflow.com/questions/1447184/microsoft-cdn-for-jquery-or-google-cdn we do this via a custom script manager that includes the release or debug non minified versions of these scripts depending on the build. Since Google doesn't host the jQuery validation package this can be a down side. MVC is including using this..
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 testing. Let's say in our application we require a service that implements server side storage through a REST API and depending on application state local storage as well. When running tests on our controllers we don't want to have to communicate with..
Why does my spinner GIF stop while jQuery ajax call is running? http://stackoverflow.com/questions/191413/why-does-my-spinner-gif-stop-while-jquery-ajax-call-is-running freezing the browser. It's the success handler applyTemplate . Inserting HTML into a document like that can freeze IE depending on how much HTML there is. It's because the IE UI is single threaded if you notice the actual IE menus are frozen too while..
jQuery get specific option tag text http://stackoverflow.com/questions/196684/jquery-get-specific-option-tag-text note that this is not asking how to get the selected text value but just any one of them whether selected or not depending on the value attribute. I tried #list value '2' .text But it is not working. javascript jquery drop down menu jquery selectors..
Selecting element by data attribute http://stackoverflow.com/questions/2487747/selecting-element-by-data-attribute custom data attribute share improve this question ' data customerID 22 ' You should be able to omit the but IIRC depending on which jQuery version you 胩e using this might give faulty results. Note that for compatibility with the Selectors API..
jQuery $(document).ready and UpdatePanels? http://stackoverflow.com/questions/256195/jquery-document-ready-and-updatepanels latest version of the documentation from Microsoft msdn.microsoft.com ... bb383810.aspx A better option you may have depending on your needs is to use jQuery's .on . These method are more efficient than re subscribing to DOM elements on every update...
What are the typical reasons Javascript developed on Firefox fails on IE? [closed] http://stackoverflow.com/questions/2599020/what-are-the-typical-reasons-javascript-developed-on-firefox-fails-on-ie .text Getting elements by ID document.getElementById can also refer to the name attribute in forms depending which is defined first in the document so it's best not to have different elements which have the same name and id . This..
How can I determine the element type of a matched element in jQuery? http://stackoverflow.com/questions/341900/how-can-i-determine-the-element-type-of-a-matched-element-in-jquery I'm matching ASP.Net generated elements by ID name but I have some elements which may render as text boxes or labels depending on the page context. I need to figure out whether the match is to a textbox or label in order to know whether to get the..
jqGrid data stored in browser cache? http://stackoverflow.com/questions/3885658/jqgrid-data-stored-in-browser-cache by JavaScript and the browser Would just closing your browser remove the data Do the answers to these questions change depending on whether you are using loadOnce jquery jqgrid privacy share improve this question Per default the data loaded from..
http://stackoverflow.com/questions/4535926/requirejs-and-jquery normal looking module. define jquery sammy function Sammy At this point jQuery and SammyJS are loaded successfully. By depending on jquery the require_jquery.js file will run same for sammy. Those require_ files also pass jQuery and Sammy to here so..
Facebook how to check if user has liked page and show content? http://stackoverflow.com/questions/6246449/facebook-how-to-check-if-user-has-liked-page-and-show-content is that if the user is a fan of the page it returns the user id and otherwise it returns an empty array after that and depending on the results its show a div or the other. Also there is a working demo here http jsfiddle.net dwarfy X4bn6 It's using..
Background-color hex to JavaScript variable http://stackoverflow.com/questions/638948/background-color-hex-to-javascript-variable #0070FF In response to the question in the comments below I'm trying to modify the regex to handle both rgb and rgba depending which one I get. Any hints Thanks. I'm not exactly sure if it makes sense in the context of this question since you can't..
javascript resize event firing multiple times while dragging the resize handle http://stackoverflow.com/questions/667426/javascript-resize-event-firing-multiple-times-while-dragging-the-resize-handle set the flag back to false. That way you only process the latest event once every second or some other period of time depending on your requirements . If the user pauses in the middle of resizing it will process. If the user finished it will process...
http://stackoverflow.com/questions/6974582/jquery-object-and-dom-element jQuery object is an array like object that contains DOM element s . A jQuery object can contain multiple DOM elements depending on the selector you use. Also what methods can operate on jQuery object vs DOM element Can a single jQuery object represent..
With jQuery, how can I implement a “page loading” animation? http://stackoverflow.com/questions/750358/with-jquery-how-can-i-implement-a-page-loading-animation .show .ajaxComplete function this .hide Using this the element will show hide for any request. Could be good or bad depending on the need. C Use individual callbacks for a particular request '#form' .submit function .ajax url ' whatever.php' beforeSend..
How would I implement stackoverflow's hovering dialogs? http://stackoverflow.com/questions/758906/how-would-i-implement-stackoverflows-hovering-dialogs here to see it in action. However I think you'd still need to tweak it a little bit to give it the right positions depending on the situation in which you are using it. I took care of this for the left position because it is working for the top..
JQuery pass more parameters into callback http://stackoverflow.com/questions/939032/jquery-pass-more-parameters-into-callback
How can we specify rules for jquery validation plugin by class? http://stackoverflow.com/questions/9461571/how-can-we-specify-rules-for-jquery-validation-plugin-by-class field_1 ruleSet1 field_2 ruleSet1 field_3 ruleSet1 DEMO http jsfiddle.net rq5ra 4 Option 2b Related to 2a above but depending on your level of complexity can separate out the rules that are common to certain groups and use .extend to recombine them..
Simplest way to detect a pinch http://stackoverflow.com/questions/11183174/simplest-way-to-detect-a-pinch gesturestart gesturechange and gestureend events . These get triggered any time 2 or more fingers touch the screen. Depending on what you need to do with the pinch gesture your approach will need to be adjusted. The scale multiplier can be examined..
window.scroll function freezes firefox http://stackoverflow.com/questions/12428754/window-scroll-function-freezes-firefox documentcloud.github.com underscore #throttle It's a very very bad idea to attach handlers to the window scroll event. Depending upon the browser the scroll event can fire a lot and putting code in the scroll callback will slow down any attempts to..
How to disable browser or element scrollbar, but allow scrolling with wheel or arrow keys? http://stackoverflow.com/questions/1326570/how-to-disable-browser-or-element-scrollbar-but-allow-scrolling-with-wheel-or-a recognize keypress for arrow keys. Edit I couldn't get FF Chrome to recognize keydown on a div but it works in IE8. Depending on what you needed this for you can set a keydown listener on the document to scroll the div. Check out the keyCode reference..
How to generate a simple popup using jQuery http://stackoverflow.com/questions/1328723/how-to-generate-a-simple-popup-using-jquery close href Cancel a p form div a href contact id contact Contact Us a Here is a jsfiddle demo and implementation. Depending on the situation you may want to load the popup content via an ajax call. It's best to avoid this if possible as it may..
Use jQuery or Q.Js for promises http://stackoverflow.com/questions/13610741/use-jquery-or-q-js-for-promises A specification . which is basically Promises B . As you can see the Q API is more powerful and imho better designed. Depending on what you want to do Q could be the better choice but maybe jQuery especially if already included is enough. share improve..
jQuery Mobile: document ready vs page events http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events Prevent multiple event binding triggering jQuery Mobile works in a different way then classic web applications. Depending on how you managed to bind your events each time you visit some page it will bind events over and over. This is not an error..
Detecting IsAjaxRequest() with ASP.NET MVC and JQuery Form Plugin / File Upload http://stackoverflow.com/questions/1681563/detecting-isajaxrequest-with-asp-net-mvc-and-jquery-form-plugin-file-upload to 'XMLHttpRequest' by default. It is quite useful as long as you are careful to do all your AJAX calls over jQuery. Depending on your needs it's easy to setup the detection in an action filter to use it where needed or even build it into a controller..
Datepicker for web page that can allow only specific dates to be clicked http://stackoverflow.com/questions/1890418/datepicker-for-web-page-that-can-allow-only-specific-dates-to-be-clicked this purpose. Here's an example where the set of allowed dates is relatively small for purposes of illustration. Depending on how many dates you have and how they are chosen you could instead write a method that programmatically selected dates..
jqgrid reload grid after successfull inline update / inline creation of record http://stackoverflow.com/questions/2109754/jqgrid-reload-grid-after-successfull-inline-update-inline-creation-of-record is called immediately after the request is successful. This function is passed the data returned from the server. Depending on the data from server this function should return true or false. aftersavefunc if defined this function is called after..
How can I make a jQuery UI 'draggable()' div draggable for touchscreen? http://stackoverflow.com/questions/3026915/how-can-i-make-a-jquery-ui-draggable-div-draggable-for-touchscreen answer was written in 2010 and technology moves fast. For a more recent solution see @ctrl alt dileep's answer below . Depending on your needs you may wish to try the jQuery touch plugin you can try an example here . It works fine to drag on my iPhone..
http://stackoverflow.com/questions/3682198/writing-a-chat-application would be a very good place to start if not wanting to write it from scratch. There is a PHP WebSocket implementation. Depending on your requirements it could be used just fine. Having coded in both Node.js and PHP I would say I think Node.js is a better..
How can I determine whether a given string represents a date? http://stackoverflow.com/questions/3880615/how-can-i-determine-whether-a-given-string-represents-a-date It should return true if the input is a date and false otherwise. javascript jquery share improve this question Depending on how you're trying to implement this you may be able to use the validate jQuery plugin with the date option set. share..
Changing default starting position of #anchor http://stackoverflow.com/questions/4996330/changing-default-starting-position-of-anchor improve this question Assuming your a tag has no content add a class to it tag with a position relative top 50px Depending on your document you my also have to wrap it in an absolute div This should be cross browser compatible if implemented correctly...
How to show popup message like in stackoverflow http://stackoverflow.com/questions/659199/how-to-show-popup-message-like-in-stackoverflow #message .fadeIn slow #message a.close notify .click function #message .fadeOut slow return false And voila. Depending on your page setup you might also want to edit the body margin top on display. Here is a demo of it in action. share improve..
How to bind 'touchstart' and 'click' events but not respond to both? http://stackoverflow.com/questions/7018919/how-to-bind-touchstart-and-click-events-but-not-respond-to-both is yes. If not I do have some options 1 We use WURFL to get device info so could create our own matrix of devices. Depending on the device we'll use touchstart OR click. 2 Detect for touch support in the browser via JS I need to do some more research..
Is there a jQuery selector to get all elements that can get focus? http://stackoverflow.com/questions/7668525/is-there-a-jquery-selector-to-get-all-elements-that-can-get-focus to work. I also added elements with attribute contenteditable to the list above. Update #2 As @jfriend00 pointed out Depending upon the use one may want to filter out elements that aren't visible . To accomplish this simply apply .filter ' visible'..
jQuery selector doesn't update after dynamically adding new elements http://stackoverflow.com/questions/9346346/jquery-selector-doesnt-update-after-dynamically-adding-new-elements last element it works when I use 'input.last' as a selector. javascript jquery tabs share improve this question Depending upon what jQuery version you are using you should use either .delegate before jQuery 1.7 or .on jQuery 1.7 to have delegated..
jquery loading image while elements loads http://stackoverflow.com/questions/956047/jquery-loading-image-while-elements-loads seen it in a few sites. I can only seem to find articles on preloading images. jquery share improve this question Depending on what you are trying to do it's not particularly hard. The following will show a loading image pre existing then load..
What's the replacement for $.browser http://stackoverflow.com/questions/9645803/whats-the-replacement-for-browser The .support property is available for detection of support for particular features rather than relying on .browser. Depending on browser detection is not a good idea . Feature detection is the way to go Modernizr is a great tool for that . share..
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