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2014/10/16 ¤W¤È 12:10:44
jquery Programming Glossary: youevent.preventDefault() vs. return false http://stackoverflow.com/questions/1357118/event-preventdefault-vs-return-false less error prone than executing a method. With the method you have to remember about correct casing parenthesis etc. Also..
jQuery Mobile: document ready vs page events http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events document .on 'pageinit' vs document .ready The first thing you learn in jQuery is to call code inside the document .ready function.. is used to load the contents of each page into the DOM as you navigate. Because of this document .ready will trigger before.. Because of this document .ready will trigger before your first page is loaded and every code intended for page manipulation..
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 make file uploads with Ajax and jQuery. Not only that you can do file validations name size and MIME type or handle the.. type button value Upload form progress progress First you can do some validation if you want. For example in the onChange..
http://stackoverflow.com/questions/5874652/prop-vs-attr his recommendation to prefer attr . Original answer If you've only ever used jQuery and not the DOM directly this could.. what attr used to do. Replacing calls to attr with prop in your code will generally work. Properties are generally simpler.. properties and attributes. This is a good thing. If you're a jQuery developer and are confused by this whole business..
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 with the passed ID really does not exist in the document. You should double check that the ID you pass to getElementById really..
jQuery Mobile: document ready vs page events http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events http stackoverflow.com a 13932240 1848600 Solution 1 You can pass values with changePage .mobile.changePage 'page2.html'.. '' Example http jsfiddle.net Gajotres 9KKbx Solution 3 You can also access data from the previous page like this '#index'..
How to set/unset cookie with jQuery? http://stackoverflow.com/questions/1458724/how-to-set-unset-cookie-with-jquery See the plugin https github.com carhartl jquery cookie You can then do .cookie test 1 To delete .removeCookie test Additionally.. back the value of the cookie var cookieValue .cookie test You may wish to specify the path parameter if the cookie was created..
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 intent is clear. Remember don't design and then mark up. You must architect and then design. Data binding This is by far.. into this over arching theme keep your concerns separate. Your view acts as the official record of what is supposed to happen.. just ask for an instance of it and it will be granted. You don't have to know about loading order or file locations or..
Event binding on dynamically created elements? http://stackoverflow.com/questions/203198/event-binding-on-dynamically-created-elements jquery events share improve this question Deprecated You can try using live function. http docs.jquery.com Events live..
http://stackoverflow.com/questions/2320069/jquery-ajax-file-upload this question file upload is not possible through ajax. You can upload file without refreshing page by using IFrame. you..
How to filter the jqGrid data NOT using the built in search/filter box http://stackoverflow.com/questions/2928371/how-to-filter-the-jqgrid-data-not-using-the-built-in-search-filter-box search filter jqgrid share improve this question You problem can be very easy solved with respect of postData parameter.. the data will be appended to the data sent to the server. You need only implement reading of this parameters in your server.. values from all used controls to the moment of reloading Your code stay have very clear structure. All works fine not only..
How do I select text nodes with jQuery? http://stackoverflow.com/questions/298750/how-do-i-select-text-nodes-with-jquery jQuery doesn't have a convenient function for this. You need to combine contents which will give just child nodes but..
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 var processImages function data alert 'ok' eval jsonp You can run the example online . EDIT 2 Thanks to Darin for his.. For the record as far as I can tell you had two problems You weren't passing a jsonp type specifier to your .get so it was.. 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..
jQuery Ajax POST example with php http://stackoverflow.com/questions/5004233/jquery-ajax-post-example-with-php data to prevent injections and other malicious code. You could also use the shorthand .post in place of .ajax in the..
Manipulating CSS pseudo-elements using jQuery (e.g. :before and :after) http://stackoverflow.com/questions/5041494/manipulating-css-pseudo-elements-using-jquery-e-g-before-and-after html css pseudo element share improve this question You could also pass the content to the pseudo element with a data..
http://stackoverflow.com/questions/5874652/prop-vs-attr of this change though. I'll summarize the main issues You usually want prop rather than attr . In the majority of cases..
How can I get query string values in JavaScript? http://stackoverflow.com/questions/901115/how-can-i-get-query-string-values-in-javascript url plugins query string share improve this question You don't need jQuery for that purpose. You can use vanilla JavaScript.. this question You don't need jQuery for that purpose. You can use vanilla JavaScript function getParameterByName name..
jquery mobile popup not working? http://stackoverflow.com/questions/10147371/jquery-mobile-popup-not-working in the code blocks otherwise ... but I'm wondering how YOU found this page This doesn't seem to be part of the latest jQuery..
jquery click on anchor element forces scroll to top? http://stackoverflow.com/questions/1061580/jquery-click-on-anchor-element-forces-scroll-to-top that should work in the sense that if it's not working YOU are doing something wrong and we'd need to see more code. However..
Uploading Image to Amazon s3 with HTML, javascript & jQuery with Ajax Request (No PHP) http://stackoverflow.com/questions/11240127/uploading-image-to-amazon-s3-with-html-javascript-jquery-with-ajax-request-n 'Content Type' file.type fd.append 'AWSAccessKeyId' 'YOUR ACCESS KEY' fd.append 'policy' 'YOUR POLICY' fd.append 'signature'.. 'AWSAccessKeyId' 'YOUR ACCESS KEY' fd.append 'policy' 'YOUR POLICY' fd.append 'signature' 'YOUR SIGNATURE' fd.append file.. fd.append 'policy' 'YOUR POLICY' fd.append 'signature' 'YOUR SIGNATURE' fd.append file file var xhr getXMLHTTPObject xhr.upload.addEventListener..
Getting fullscreen mode to my browser using jquery http://stackoverflow.com/questions/13303151/getting-fullscreen-mode-to-my-browser-using-jquery here is the code var elem document.getElementById SECTION YOU WANT TO DO THE FULL SCREEN OF req elem.requestFullScreen elem.webkitRequestFullScreen..
Get parameter sent via jquery ajax in Java Servlet http://stackoverflow.com/questions/19374345/get-parameter-sent-via-jquery-ajax-in-java-servlet String map makeQueryMap s System.err.println map HERE YOU CAN DO map.get id AND THE SENT VALUE WILL BE RETURNED AS EXPECTED..
Prototype VS jQuery - Strengths and Weaknesses? http://stackoverflow.com/questions/2644556/prototype-vs-jquery-strengths-and-weaknesses with the standard behaviour of the DOM and javascript. YOU should be in control of these things Prototype takes some of..
preventDefault() on an <a> tag http://stackoverflow.com/questions/265478/preventdefault-on-an-a-tag when a link is clicked ul class product info li a href # YOU CLICK THIS TO SHOW HIDE a div class toggle p CONTENT TO SHOW..
http://stackoverflow.com/questions/2942544/synchronous-calls-with-jquery share improve this question Like Obama would say YES YOU CAN jQuery .ajax Setting async false within the .ajax handler..
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 en_US all.js script script FB.init appId 'YOUR APP ID' status true cookie true xfbml true script div id container_notlike.. cookie true xfbml true script div id container_notlike YOU DONT LIKE div div id container_like YOU LIKE div The CSS body.. container_notlike YOU DONT LIKE div div id container_like YOU LIKE div The CSS body width 520px margin 0 padding 0 border..
“How” to save an entire collection in Backbone.js - Backbone.sync or jQuery.ajax? http://stackoverflow.com/questions/6879138/how-to-save-an-entire-collection-in-backbone-js-backbone-sync-or-jquery-ajax
Highcharts data series issue with ajax/json and PHP http://stackoverflow.com/questions/8058136/highcharts-data-series-issue-with-ajax-json-and-php doesn't appear to have a comma between the objects. THANK YOU for all help ...especially quick replies php jquery ajax json..
event.preventDefault() vs. return false http://stackoverflow.com/questions/1357118/event-preventdefault-vs-return-false For me return false is simpler shorter and probably less error prone than executing a method. With the method you have to remember about correct casing parenthesis etc. Also I have to define the first parameter in callback to be able..
jQuery Mobile: document ready vs page events http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events This article can also be found as a part of my blog HERE . document .on 'pageinit' vs document .ready The first thing you learn in jQuery is to call code inside the document .ready function so everything will execute as soon as the DOM is loaded... as soon as the DOM is loaded. However in jQuery Mobile Ajax is used to load the contents of each page into the DOM as you navigate. Because of this document .ready will trigger before your first page is loaded and every code intended for page.. to load the contents of each page into the DOM as you navigate. Because of this document .ready will trigger before your first page is loaded and every code intended for page manipulation will be executed after a page refresh. This can be a..
How can I upload files asynchronously with jQuery? http://stackoverflow.com/questions/166221/how-can-i-upload-files-asynchronously-with-jquery the 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.. 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 event with the HTML5 progress tag or a div . Recently.. form enctype multipart form data input name file type file input type button value Upload form progress progress First you can do some validation if you want. For example in the onChange event of the file ' file' .change function var file this.files..
http://stackoverflow.com/questions/5874652/prop-vs-attr . I can see the difficulty they were in but still disagree with his recommendation to prefer attr . Original answer If you've only ever used jQuery and not the DOM directly this could be a confusing change although it is definitely an improvement.. prop rather than attr . In the majority of cases prop does what attr used to do. Replacing calls to attr with prop in your code will generally work. Properties are generally simpler to deal with than attributes. An attribute value may only be.. developers will have to learn a bit about the difference between properties and attributes. This is a good thing. If you're a jQuery developer and are confused by this whole business about properties and attributes you need to take a step back..
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 are two reasons why an element might not exist An element with the passed ID really does not exist in the document. You should double check that the ID you pass to getElementById really matches an ID of an existing element in the generated..
jQuery Mobile: document ready vs page events http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events during page transition. It can be done in few ways. Reference http stackoverflow.com a 13932240 1848600 Solution 1 You can pass values with changePage .mobile.changePage 'page2.html' dataUrl page2.html paremeter 123 data 'paremeter' '123'.. object will stay active. var storeObject firstname '' lastname '' Example http jsfiddle.net Gajotres 9KKbx Solution 3 You can also access data from the previous page like this '#index' .live 'pagebeforeshow' function e data alert data.prevPage.attr..
How to set/unset cookie with jQuery? http://stackoverflow.com/questions/1458724/how-to-set-unset-cookie-with-jquery how to unset jquery cookies share improve this question See the plugin https github.com carhartl jquery cookie You can then do .cookie test 1 To delete .removeCookie test Additionally to set a timeout of a certain number of days 10 here.. will require a secure protocol defaults to false . To read back the value of the cookie var cookieValue .cookie test You may wish to specify the path parameter if the cookie was created on a different path to the current one var cookieValue..
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 change the DOM. And directives are applied in the view so intent is clear. Remember don't design and then mark up. You must architect and then design. Data binding This is by far one of the most awesome features of AngularJS and cuts out a.. it at that. Separation of concerns And all of the above tie into this over arching theme keep your concerns separate. Your view acts as the official record of what is supposed to happen for the most part your model represents your data you have.. components very freely and then from any other component just ask for an instance of it and it will be granted. You don't have to know about loading order or file locations or anything like that. The power may not immediately be visible..
Event binding on dynamically created elements? http://stackoverflow.com/questions/203198/event-binding-on-dynamically-created-elements option. I can provide a code example if anyone needs it. jquery events share improve this question Deprecated You can try using live function. http docs.jquery.com Events live UPDATE the function live was deprecated in version 1.7 in..
http://stackoverflow.com/questions/2320069/jquery-ajax-file-upload javascript jquery ajax post file upload share improve this question file upload is not possible through ajax. You can upload file without refreshing page by using IFrame. you can check further detail here UPDATE With XHR2 File upload..
How to filter the jqGrid data NOT using the built in search/filter box http://stackoverflow.com/questions/2928371/how-to-filter-the-jqgrid-data-not-using-the-built-in-search-filter-box API to achieve this does anyone have any ideas Thanks. jquery search filter jqgrid share improve this question You problem can be very easy solved with respect of postData parameter including functions and trigger 'reloadGrid' . I try.. So the actual data from select boxes will be loaded and all the data will be appended to the data sent to the server. You need only implement reading of this parameters in your server part. So the data from the postData parameter will be appended.. functions inside postData parameter allows you to load actual values from all used controls to the moment of reloading Your code stay have very clear structure. All works fine not only with HTTP GET requests but with HTTP POST also If you use..
How do I select text nodes with jQuery? http://stackoverflow.com/questions/298750/how-do-i-select-text-nodes-with-jquery to do that javascript jquery dom share improve this question jQuery doesn't have a convenient function for this. You need to combine contents which will give just child nodes but includes text nodes with find which gives all descendant elements..
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 minx 30 miny 0 maxx 0 maxy 150' .get url function jsonp var processImages function data alert 'ok' eval jsonp You can run the example online . EDIT 2 Thanks to Darin for his help with this. THE ABOVE CODE IS WRONG. Use this instead .ready.. jsonp same origin policy share improve this question For the record as far as I can tell you had two problems You weren't passing a jsonp type specifier to your .get so it was using an ordinary XMLHttpRequest. However your browser supported.. 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 in the URL. If you're trying to do..
jQuery Ajax POST example with php http://stackoverflow.com/questions/5004233/jquery-ajax-post-example-with-php _POST like this bar _POST 'bar' Note Always sanitize posted data to prevent injections and other malicious code. You could also use the shorthand .post in place of .ajax in the above JavaScript code .post ' form.php' serializedData function..
Manipulating CSS pseudo-elements using jQuery (e.g. :before and :after) http://stackoverflow.com/questions/5041494/manipulating-css-pseudo-elements-using-jquery-e-g-before-and-after can I change 'foo' to 'bar' using jQuery javascript jquery html css pseudo element share improve this question You could also pass the content to the pseudo element with a data attribute and then use jQuery to manipulate that In HTML span..
http://stackoverflow.com/questions/5874652/prop-vs-attr the bazillions of sites using jQuery that will break as a result of this change though. I'll summarize the main issues You usually want prop rather than attr . In the majority of cases prop does what attr used to do. Replacing calls to attr with..
How can I get query string values in JavaScript? http://stackoverflow.com/questions/901115/how-can-i-get-query-string-values-in-javascript If not is there a plugin which can do so javascript jquery url plugins query string share improve this question You don't need jQuery for that purpose. You can use vanilla JavaScript function getParameterByName name name name.replace .replace.. so javascript jquery url plugins query string share improve this question You don't need jQuery for that purpose. You can use vanilla JavaScript function getParameterByName name name name.replace .replace var regex new RegExp name ^ # results..
jquery mobile popup not working? http://stackoverflow.com/questions/10147371/jquery-mobile-popup-not-working below sorry for the muddled string I couldn't get it to display in the code blocks otherwise ... but I'm wondering how YOU found this page This doesn't seem to be part of the latest jQuery Mobile release candidate ... so my guess is that it's..
jquery click on anchor element forces scroll to top? http://stackoverflow.com/questions/1061580/jquery-click-on-anchor-element-forces-scroll-to-top event event.preventDefault Function_that_does_ajax Because that should work in the sense that if it's not working YOU are doing something wrong and we'd need to see more code. However for the sake of completeness you could also try this jQuery..
Uploading Image to Amazon s3 with HTML, javascript & jQuery with Ajax Request (No PHP) http://stackoverflow.com/questions/11240127/uploading-image-to-amazon-s3-with-html-javascript-jquery-with-ajax-request-n fd.append 'key' key fd.append 'acl' 'public read' fd.append 'Content Type' file.type fd.append 'AWSAccessKeyId' 'YOUR ACCESS KEY' fd.append 'policy' 'YOUR POLICY' fd.append 'signature' 'YOUR SIGNATURE' fd.append file file var xhr getXMLHTTPObject.. 'public read' fd.append 'Content Type' file.type fd.append 'AWSAccessKeyId' 'YOUR ACCESS KEY' fd.append 'policy' 'YOUR POLICY' fd.append 'signature' 'YOUR SIGNATURE' fd.append file file var xhr getXMLHTTPObject xhr.upload.addEventListener.. Type' file.type fd.append 'AWSAccessKeyId' 'YOUR ACCESS KEY' fd.append 'policy' 'YOUR POLICY' fd.append 'signature' 'YOUR SIGNATURE' fd.append file file var xhr getXMLHTTPObject xhr.upload.addEventListener progress uploadProgress false xhr.addEventListener..
Getting fullscreen mode to my browser using jquery http://stackoverflow.com/questions/13303151/getting-fullscreen-mode-to-my-browser-using-jquery question You can do full screen using javascript jquery here is the code var elem document.getElementById SECTION YOU WANT TO DO THE FULL SCREEN OF req elem.requestFullScreen elem.webkitRequestFullScreen elem.mozRequestFullScreen req.call..
Get parameter sent via jquery ajax in Java Servlet http://stackoverflow.com/questions/19374345/get-parameter-sent-via-jquery-ajax-in-java-servlet System.err.println ss System.err.println Map String String map makeQueryMap s System.err.println map HERE YOU CAN DO map.get id AND THE SENT VALUE WILL BE RETURNED AS EXPECTED WITH request.getParameter id System.err.println..
Prototype VS jQuery - Strengths and Weaknesses? http://stackoverflow.com/questions/2644556/prototype-vs-jquery-strengths-and-weaknesses
preventDefault() on an <a> tag http://stackoverflow.com/questions/265478/preventdefault-on-an-a-tag html jquery that slides a div up and down to show hide it when a link is clicked ul class product info li a href # YOU CLICK THIS TO SHOW HIDE a div class toggle p CONTENT TO SHOW HIDE p div li ul and my jquery... 'div.toggle' .hide 'ul.product..
http://stackoverflow.com/questions/2942544/synchronous-calls-with-jquery
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 the BODY of the page div id fb root div script src http connect.facebook.net en_US all.js script script FB.init appId 'YOUR APP ID' status true cookie true xfbml true script div id container_notlike YOU DONT LIKE div div id container_like YOU.. all.js script script FB.init appId 'YOUR APP ID' status true cookie true xfbml true script div id container_notlike YOU DONT LIKE div div id container_like YOU LIKE div The CSS body width 520px margin 0 padding 0 border 0 font family verdana.. APP ID' status true cookie true xfbml true script div id container_notlike YOU DONT LIKE div div id container_like YOU LIKE div The CSS body width 520px margin 0 padding 0 border 0 font family verdana background url repeat.png repeat margin..
“How” to save an entire collection in Backbone.js - Backbone.sync or jQuery.ajax? http://stackoverflow.com/questions/6879138/how-to-save-an-entire-collection-in-backbone-js-backbone-sync-or-jquery-ajax
Highcharts data series issue with ajax/json and PHP http://stackoverflow.com/questions/8058136/highcharts-data-series-issue-with-ajax-json-and-php the series array it works great though I noticed the example doesn't appear to have a comma between the objects. THANK YOU for all help ...especially quick replies php jquery ajax json highcharts share improve this question SOLVED I found..
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