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jquery Programming Glossary: makeWhy 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 to load file somecdn.somewhere.com... Solutions Before you make a call to getElementById or any DOM method for that matter make.. a call to getElementById or any DOM method for that matter make sure the elements you want to access exist i.e. the DOM is loaded... event handling and browser differences. jQuery First make sure that jQuery is loaded properly. Use the browser's developer..
jQuery Mobile: document ready vs page events http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events handling into a single separate js file. This will note make your code any better but you will have much better code overview..
jQuery Mobile: Markup Enhancement of dynamically added content http://stackoverflow.com/questions/14550396/jquery-mobile-markup-enhancement-of-dynamically-added-content a standard way of table enhancement at this point I can't make it work. So instead use trigger 'create' . Enhancement example..
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 DOM manipulations In jQuery you design a page and then you make it dynamic. This is because jQuery was designed for augmentation.. by thinking I have this piece of the DOM and I want to make it do X you have to start with what you want to accomplish then.. functions. AngularJS comes with an entire set of tools to make this very easy with ngClass we can dynamically update the class..
How can I upload files asynchronously with jQuery? http://stackoverflow.com/questions/166221/how-can-i-upload-files-asynchronously-with-jquery upload share improve this question With HTML5 you CAN make file uploads with Ajax and jQuery. Not only that you can do.. with the HTML5 progress tag or a div . Recently I had to make a file uploader but I didn't want to use Flash nor Iframes or..
http://stackoverflow.com/questions/171027/add-table-row-in-jquery recent activity with this question. eyelidlessness makes a good comment that there will always be a tbody in the DOM.. for every single possible scenario. You will need to make sure the jQuery code tallies with your markup. I think the safest..
jQuery animate backgroundColor http://stackoverflow.com/questions/190560/jquery-animate-backgroundcolor isn't supplied you might like test various compressors and make your own min version. YUI gets the best compression in 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 troubleshooting instructions If you're trying to use JSONP make sure one of the following is the case You're using .get and..
How can I make a redirect page in jQuery/JavaScript? http://stackoverflow.com/questions/503093/how-can-i-make-a-redirect-page-in-jquery-javascript can I make a redirect page in jQuery JavaScript How can I redirect the..
jQuery: Return data after ajax call success [duplicate] http://stackoverflow.com/questions/5316697/jquery-return-data-after-ajax-call-success only way to return the data from the function would be to make a synchronous call instead of an asynchronous call but that..
Resetting a multi-stage form with jQuery http://stackoverflow.com/questions/680241/resetting-a-multi-stage-form-with-jquery a big mess. I feel it's about time I come back to it and make my answer truly correct since it is the most upvoted accepted... practice by jQuery as they end up evaluating to text which makes it take much longer than it should. I do prefer the whitelist.. selector plus the cache of the form element this should make it the best performing answer here. This answer might still..
how to bind fancybox to dynamic added element? http://stackoverflow.com/questions/9081571/how-to-bind-fancybox-to-dynamic-added-element Set your script using jQuery API on the focusin event. To make it work you need to find the parent element of your elements.. works on either of the two scenarios mentioned above. Just make sure that the new replacing content is also loaded inside the..
Make cross-domain ajax JSONP request with jQuery http://stackoverflow.com/questions/11736431/make-cross-domain-ajax-jsonp-request-with-jquery cross domain ajax JSONP request with jQuery I would like to..
Equivalent of deprecated jQuery Toggle Event [duplicate] http://stackoverflow.com/questions/14338078/equivalent-of-deprecated-jquery-toggle-event 0 i jQuery._data this lastToggle fn.guid lastToggle 1 Make sure that clicks stop event.preventDefault and execute the function..
JavaScript / jQuery - Make an AJAX request when a user is typing in a textarea http://stackoverflow.com/questions/1620602/javascript-jquery-make-an-ajax-request-when-a-user-is-typing-in-a-textarea jQuery Make an AJAX request when a user is typing in a textarea I have..
http://stackoverflow.com/questions/1682495/jquery-resize-to-aspect-ratio currentWidth currentHeight return newHeight aspectRatio Make sure you use the ORIGINAL values for the image otherwise it..
Turn a number into star rating display using jQuery and CSS http://stackoverflow.com/questions/1987524/turn-a-number-into-star-rating-display-using-jquery-and-css function Get the value var val parseFloat this .html Make sure that the value is in 0 5 range multiply to get width var..
What are techniques to get around the IE file download security rules? http://stackoverflow.com/questions/2064882/what-are-techniques-to-get-around-the-ie-file-download-security-rules button but keep it visible until the response comes back. Make the response set a session cookie with that ID indicating success..
http://stackoverflow.com/questions/2194992/jquery-is-not-defined is loading properly that means that the issue is number 2. Make sure all javascript code is being run inside a code block such..
http://stackoverflow.com/questions/2660226/should-one-replace-the-usage-addjsondata-of-jqgrid-to-the-usage-of-setgridparam we can refresh the jqGrid container in at least two ways Make call of .ajax manual and then inside of success or complete..
Set Headers with jQuery.ajax and JSONP? http://stackoverflow.com/questions/3073287/set-headers-with-jquery-ajax-and-jsonp me to set headers if I set the dataType to jsonp from Make Cross Domain Ajax Requests with jQuery . If I leave out jsonp..
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 0 Get my img elem var pic_real_width pic_real_height img Make in memory copy of image to avoid css issues .attr src img .attr..
What is the most efficient way to create HTML elements using jQuery? http://stackoverflow.com/questions/327047/what-is-the-most-efficient-way-to-create-html-elements-using-jquery
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 trying to do a cross domain XMLHttpRequest via CORS... Make sure you're testing via http . Scripts running via file have.. . Scripts running via file have limited support for CORS. Make sure the browser actually supports CORS . Opera and Internet..
jQuery Ajax error handling, show custom exception messages http://stackoverflow.com/questions/377644/jquery-ajax-error-handling-show-custom-exception-messages jquery custom exceptions share improve this question Make sure you're setting Response.StatusCode to something other than..
jQuery: how do I animate a div rotation? http://stackoverflow.com/questions/3789984/jquery-how-do-i-animate-a-div-rotation how to animate it. jquery share improve this question Make use of WebkitTransform moz transform rotate Xdeg . This will..
Rotating a Div Element in jQuery http://stackoverflow.com/questions/382591/rotating-a-div-element-in-jquery animate share improve this question To rotate a DIV Make use of WebkitTransform moz transform rotate Xdeg . This will.. probably even do part of a spin with jQuery's .animate Make sure that you consider the width of your element. If rotate..
Getting value of select (dropdown) before change http://stackoverflow.com/questions/4076770/getting-value-of-select-dropdown-before-change with the previous value after the change alert previous Make sure the previous value is updated previous this.value Working..
Trouble with jQuery Dialog and Datepicker plugins http://stackoverflow.com/questions/715677/trouble-with-jquery-dialog-and-datepicker-plugins z index note the hyphen is the property that matters. Make sure you set it greater than the dialogue and make sure you..
Fire event each time a DropDownList item is selected with jQuery http://stackoverflow.com/questions/898463/fire-event-each-time-a-dropdownlist-item-is-selected-with-jquery if clicknum 2 clicknum 0 fn this jQuery Step 2 Make sure that the newly created jQuery Function's file is referenced..
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 has the unfortunate side effect of attempting and failing to load file somecdn.somewhere.com... Solutions Before you make a call to getElementById or any DOM method for that matter make sure the elements you want to access exist i.e. the DOM.. file somecdn.somewhere.com... Solutions Before you make a call to getElementById or any DOM method for that matter make sure the elements you want to access exist i.e. the DOM is loaded. This can be ensured by simply putting your JavaScript.. see the articles at quirksmode.org for more information regarding event handling and browser differences. jQuery First make sure that jQuery is loaded properly. Use the browser's developer tools to find out whether the jQuery file was found and..
jQuery Mobile: document ready vs page events http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events it is advised to separate all of your custom javascript page handling into a single separate js file. This will note make your code any better but you will have much better code overview especially while creating a jQuery Mobile application...
jQuery Mobile: Markup Enhancement of dynamically added content http://stackoverflow.com/questions/14550396/jquery-mobile-markup-enhancement-of-dynamically-added-content Markup enhancement .selector .table refresh While this is a standard way of table enhancement at this point I can't make it work. So instead use trigger 'create' . Enhancement example http jsfiddle.net Gajotres Zqy4n Panels New Panel Markup..
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 1. Don't design your page and then change it with DOM manipulations In jQuery you design a page and then you make it dynamic. This is because jQuery was designed for augmentation and has grown incredibly from that simple premise. But.. ground up with your architecture in mind. Instead of starting by thinking I have this piece of the DOM and I want to make it do X you have to start with what you want to accomplish then go about designing your application and then finally go.. from its implementation in the link and controller functions. AngularJS comes with an entire set of tools to make this very easy with ngClass we can dynamically update the class ngBind allows two way data binding ngShow and ngHide programmatically..
How can I upload files asynchronously with jQuery? http://stackoverflow.com/questions/166221/how-can-i-upload-files-asynchronously-with-jquery Form Plugin to upload files. jquery ajax asynchronous upload share improve this question With HTML5 you CAN make file uploads with Ajax and jQuery. Not only that you can do file validations name size and MIME type or handle the progress.. name size and MIME type or handle the progress event with the HTML5 progress tag or a div . Recently I had to make a file uploader but I didn't want to use Flash nor Iframes or plugins and after some research I came up with the solution...
http://stackoverflow.com/questions/171027/add-table-row-in-jquery as per the example above. Update Revisiting this answer following recent activity with this question. eyelidlessness makes a good comment that there will always be a tbody in the DOM this is true but only if there is at least one row. If you.. up I'm not sure there is a single one line solution that accounts for every single possible scenario. You will need to make sure the jQuery code tallies with your markup. I think the safest solution is probably to ensure your table always includes..
jQuery animate backgroundColor http://stackoverflow.com/questions/190560/jquery-animate-backgroundcolor when the transitions are too fast. Since a minified version isn't supplied you might like test various compressors and make your own min version. YUI gets the best compression in this case needing only 2317 bytes and since it is so small here it..
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 a file URL. To clarify for other people here are the simple troubleshooting instructions If you're trying to use JSONP make sure one of the following is the case You're using .get and set dataType to jsonp . You're using .getJSON and included callback..
How can I make a redirect page in jQuery/JavaScript? http://stackoverflow.com/questions/503093/how-can-i-make-a-redirect-page-in-jquery-javascript can I make a redirect page in jQuery JavaScript How can I redirect the user from one page to another using jQuery javascript jquery..
jQuery: Return data after ajax call success [duplicate] http://stackoverflow.com/questions/5316697/jquery-return-data-after-ajax-call-success javascript jquery ajax share improve this question The only way to return the data from the function would be to make a synchronous call instead of an asynchronous call but that would freeze up the browser while it's waiting for the response...
Resetting a multi-stage form with jQuery http://stackoverflow.com/questions/680241/resetting-a-multi-stage-form-with-jquery I come back to see that it has pretty much turned into a big mess. I feel it's about time I come back to it and make my answer truly correct since it is the most upvoted accepted. For the record Titi's answer is wrong as it is not what the.. text radio etc. selectors by themselves is considered bad practice by jQuery as they end up evaluating to text which makes it take much longer than it should. I do prefer the whitelist approach and wish I had used it in my original answer. Anyhow.. my original answer. Anyhow by specifying the input part of the selector plus the cache of the form element this should make it the best performing answer here. This answer might still have some flaws if people's default for select elements is not..
how to bind fancybox to dynamic added element? http://stackoverflow.com/questions/9081571/how-to-bind-fancybox-to-dynamic-added-element elements is 1 Upgrade to jQuery v1.7.x if you haven't yet 2 Set your script using jQuery API on the focusin event. To make it work you need to find the parent element of your elements with class ajaxFancyBox as per your code above or the parent.. you replace the content of the page. The method actually works on either of the two scenarios mentioned above. Just make sure that the new replacing content is also loaded inside the container where you applied the .on method. See demo The tabindex..
Make cross-domain ajax JSONP request with jQuery http://stackoverflow.com/questions/11736431/make-cross-domain-ajax-jsonp-request-with-jquery cross domain ajax JSONP request with jQuery I would like to parse JSON array data with jquery ajax with the following code..
Equivalent of deprecated jQuery Toggle Event [duplicate] http://stackoverflow.com/questions/14338078/equivalent-of-deprecated-jquery-toggle-event to execute var lastToggle jQuery._data this lastToggle fn.guid 0 i jQuery._data this lastToggle fn.guid lastToggle 1 Make sure that clicks stop event.preventDefault and execute the function return args lastToggle .apply this arguments false link..
JavaScript / jQuery - Make an AJAX request when a user is typing in a textarea http://stackoverflow.com/questions/1620602/javascript-jquery-make-an-ajax-request-when-a-user-is-typing-in-a-textarea jQuery Make an AJAX request when a user is typing in a textarea I have a textarea where people enter some text naturally and I want..
http://stackoverflow.com/questions/1682495/jquery-resize-to-aspect-ratio if currentHeight 0 return newHeight var aspectRatio currentWidth currentHeight return newHeight aspectRatio Make sure you use the ORIGINAL values for the image otherwise it will degrade over time. EDIT example jQuery version not tested..
Turn a number into star rating display using jQuery and CSS http://stackoverflow.com/questions/1987524/turn-a-number-into-star-rating-display-using-jquery-and-css use it from there. jQuery .fn.stars function return this .each function Get the value var val parseFloat this .html Make sure that the value is in 0 5 range multiply to get width var size Math.max 0 Math.min 5 val 16 Create stars holder var..
What are techniques to get around the IE file download security rules? http://stackoverflow.com/questions/2064882/what-are-techniques-to-get-around-the-ie-file-download-security-rules would do when the form is submitted disable its submit button but keep it visible until the response comes back. Make the response set a session cookie with that ID indicating success failure. Have the window containing the form poll for..
http://stackoverflow.com/questions/2194992/jquery-is-not-defined be highlighted red and will say 404 beside it. If the file is loading properly that means that the issue is number 2. Make sure all javascript code is being run inside a code block such as document .ready function your code here This will ensure..
http://stackoverflow.com/questions/2660226/should-one-replace-the-usage-addjsondata-of-jqgrid-to-the-usage-of-setgridparam and analyzing the information from additional user's input we can refresh the jqGrid container in at least two ways Make call of .ajax manual and then inside of success or complete handle of .ajax call jQuery.parseJSON or eval and then call..
Set Headers with jQuery.ajax and JSONP? http://stackoverflow.com/questions/3073287/set-headers-with-jquery-ajax-and-jsonp function XMLHttpRequest textStatus errorThrown It doesn't allow me to set headers if I set the dataType to jsonp from Make Cross Domain Ajax Requests with jQuery . If I leave out jsonp I can't make the cross domain request. If I use jQuery.getJSON..
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 an image's onload event. Here's a quick example var img img 0 Get my img elem var pic_real_width pic_real_height img Make in memory copy of image to avoid css issues .attr src img .attr src .load function pic_real_width this.width Note this .width..
What is the most efficient way to create HTML elements using jQuery? http://stackoverflow.com/questions/327047/what-is-the-most-efficient-way-to-create-html-elements-using-jquery
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 using .getJSON and included callback in the URL. If you're trying to do a cross domain XMLHttpRequest via CORS... Make sure you're testing via http . Scripts running via file have limited support for CORS. Make sure the browser actually supports.. XMLHttpRequest via CORS... Make sure you're testing via http . Scripts running via file have limited support for CORS. Make sure the browser actually supports CORS . Opera and Internet Explorer are late to the party share improve this answer..
jQuery Ajax error handling, show custom exception messages http://stackoverflow.com/questions/377644/jquery-ajax-error-handling-show-custom-exception-messages where I am going wrong. What can I do to fix this problem jquery custom exceptions share improve this question Make sure you're setting Response.StatusCode to something other than 200. Write your exception's message using Response.Write..
jQuery: how do I animate a div rotation? http://stackoverflow.com/questions/3789984/jquery-how-do-i-animate-a-div-rotation rotate a div with css and jquery .rotate but i don't know how to animate it. jquery share improve this question Make use of WebkitTransform moz transform rotate Xdeg . This will not work in IE but Matt's zachstronaut solution doesn't work..
Rotating a Div Element in jQuery http://stackoverflow.com/questions/382591/rotating-a-div-element-in-jquery I'd love to know. Thanks. jquery ajax dom canvas jquery animate share improve this question To rotate a DIV Make use of WebkitTransform moz transform rotate Xdeg . This will not work in IE. The Raphael library does work with IE and it.. the rotation you can use a recursive setTimeout You could probably even do part of a spin with jQuery's .animate Make sure that you consider the width of your element. If rotate an that has a larger width than its visible content you'll get..
Getting value of select (dropdown) before change http://stackoverflow.com/questions/4076770/getting-value-of-select-dropdown-before-change on change previous this.value .change function Do something with the previous value after the change alert previous Make sure the previous value is updated previous this.value Working example http jsfiddle.net x5PKf 766 share improve this..
Trouble with jQuery Dialog and Datepicker plugins http://stackoverflow.com/questions/715677/trouble-with-jquery-dialog-and-datepicker-plugins jquery ui dialog share improve this question Old Answer z index note the hyphen is the property that matters. Make sure you set it greater than the dialogue and make sure you set it on the correct element. Here's how we do it #ui datepicker..
Fire event each time a DropDownList item is selected with jQuery http://stackoverflow.com/questions/898463/fire-event-each-time-a-dropdownlist-item-is-selected-with-jquery function var clicknum 0 this .click function clicknum if clicknum 2 clicknum 0 fn this jQuery Step 2 Make sure that the newly created jQuery Function's file is referenced for use script src Scripts jqDropDown.js type text javascript..
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