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2014/10/16 ¤W¤È 12:01:53
jquery Programming Glossary: andevent.preventDefault() vs. return false http://stackoverflow.com/questions/1357118/event-preventdefault-vs-return-false vs. return false When I want to prevent other event handlers from executing after a certain event is fired I can use.. # 1 event.preventDefault 'a' .click function e custom handling here e.preventDefault # 2 return false 'a' .click function.. # 2 return false 'a' .click function custom handling here return false Is there any significant difference between..
How can I upload files asynchronously with jQuery? http://stackoverflow.com/questions/166221/how-can-i-upload-files-asynchronously-with-jquery question With HTML5 you CAN make file uploads with Ajax and jQuery. Not only that you can do file validations name size.. Not only that you can do file validations name size and MIME type or handle the progress event with the HTML5 progress.. you can do file validations name size and MIME type or handle the progress event with the HTML5 progress tag or a div ...
http://stackoverflow.com/questions/5874652/prop-vs-attr JpUF2 The console logs the getAttribute as a string and the attr as a string but the prop as a CSSStyleDeclaration Why.. attr . Original answer If you've only ever used jQuery and not the DOM directly this could be a confusing change although.. style the size property is a number. Where both a property and an attribute with the same name exists usually updating one..
jQuery Mobile: document ready vs page events http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events 123 data 'paremeter' '123' reloadPage true changeHash true And read them like this document .on 'pagebeforeshow' #index function.. localStorage. It only works with HTML5 browsers including Android and iOS browsers but all stored data is persistent through..
jQuery Mobile: Markup Enhancement of dynamically added content http://stackoverflow.com/questions/14550396/jquery-mobile-markup-enhancement-of-dynamically-added-content to add dynamic navbar tab http jsfiddle.net Gajotres V6nHp And one more in pagebeforecreate event http jsfiddle.net Gajotres.. important right 0 bottom 40px important left 0 important And here's a working example with Google maps api3 demo http jsfiddle.net.. content.outerHeight content.height return content_height And here's a live jsFiddle example http jsfiddle.net Gajotres nVs9J..
How to set/unset cookie with jQuery? http://stackoverflow.com/questions/1458724/how-to-set-unset-cookie-with-jquery jQuery How to set a cookie named ' test ' and value ' 1 ' And especially how to unset jquery cookies share improve 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 more on this below you never ever never change the DOM. And directives are applied in the view so intent is clear. Remember.. we had to manually reference and update a DOM node. And if we want to delete a log entry we have to code against the.. for that too. How do we test the logic apart from the DOM And what if we want to change the presentation This a little messy..
How can I upload files asynchronously with jQuery? http://stackoverflow.com/questions/166221/how-can-i-upload-files-asynchronously-with-jquery size 10 input id uploadbutton type button value Upload And here my JavaScript code document .ready function #uploadbutton..
http://stackoverflow.com/questions/3506208/jquery-ajax-cross-domain callback name so you need to get that from the GET params. And as Stefan Kendall posted .getJSON is a shorthand method but..
http://stackoverflow.com/questions/5874652/prop-vs-attr .attr 'style' or in this case do they do the same thing And if I do have to switch to using prop all the old attr calls.. attr as a string but the prop as a CSSStyleDeclaration Why And how does that affect my coding in the future javascript jquery..
http://stackoverflow.com/questions/16924082/dynamic-drop-down-box mysql search query SELECT FROM `category` WHERE `master` 0 AND `name` ' selStudent' When changing the example to suit your..
http://stackoverflow.com/questions/2891452/jquery-data-selector a tags with either class big or small . I'm looking for an AND perhaps like this 'a' .data artist id 3281 name Madonna 'a'.. selector that should enable you to do nested querying and AND conditions. Usage 'a data category music artist.name Madonna..
hide scrollbar while still able to scroll with mouse/keyboard [duplicate] http://stackoverflow.com/questions/3293650/hide-scrollbar-while-still-able-to-scroll-with-mouse-keyboard use CSS overflow hidden The effect is scrollbar disabled AND scrolling disabled. javascript jquery html css share improve..
Why does Chrome ignore local jQuery cookies? http://stackoverflow.com/questions/335244/why-does-chrome-ignore-local-jquery-cookies 3 IE 7 and Safari PC . But if the browser is Google Chrome AND the page is a local file it does not work. .cookie nameofcookie..
Track event in google analytics upon clicking form submit http://stackoverflow.com/questions/4086587/track-event-in-google-analytics-upon-clicking-form-submit and thus have all the time in the world for GA to process AND your new page to load in place of the old one. You can force..
Looking for jQuery easing functions without using a plugin http://stackoverflow.com/questions/5207301/looking-for-jquery-easing-functions-without-using-a-plugin THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES INCLUDING.. PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED.. NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT..
is there an api in jqgrid to add advanced filters to post data? http://stackoverflow.com/questions/5272850/is-there-an-api-in-jqgrid-to-add-advanced-filters-to-post-data have this in your javascript. postData filters ' groupOp AND rules ' ' field invdate op gt data 2007 09 06 ' ' field invdate.. this up. Something like jqgrid #grid .addPostDataFilters AND jqgrid #grid .addFilteritem field cn value jqgrid #grid .addFilteritem.. Project Detail rowid var grid #grid var f groupOp AND rules f.rules.push field Name op cn data volat grid.p.search..
How do I use jQuery's form.serialize but exclude empty fields http://stackoverflow.com/questions/608730/how-do-i-use-jquerys-form-serialize-but-exclude-empty-fields two attribute selectors next to each other implies an AND. Using a comma implies an OR. Sorry if that's obvious to CSS..
Simple jQuery, PHP and JSONP example? http://stackoverflow.com/questions/6809053/simple-jquery-php-and-jsonp-example using .getJSON. So your example would be THIS IS TESTED AND WORKS You can go to http smallcoders.com javascriptdevenvironment.html..
DOM Mutation event in JQuery or vanilla Javascript http://stackoverflow.com/questions/7692730/dom-mutation-event-in-jquery-or-vanilla-javascript cast a wide net and catch all additions regardless of type AND make sure it works across all browsers everything but IE 8 see..
event.preventDefault() vs. return false http://stackoverflow.com/questions/1357118/event-preventdefault-vs-return-false vs. return false When I want to prevent other event handlers from executing after a certain event is fired I can use one of two techniques. I'll use jQuery in the examples but this.. use jQuery in the examples but this applies to plain JS as well # 1 event.preventDefault 'a' .click function e custom handling here e.preventDefault # 2 return false 'a' .click function custom handling here return false Is there any significant.. 'a' .click function e custom handling here e.preventDefault # 2 return false 'a' .click function custom handling here return false Is there any significant difference between those two methods of stopping event propagation For me..
How can I upload files asynchronously with jQuery? http://stackoverflow.com/questions/166221/how-can-i-upload-files-asynchronously-with-jquery 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 event with the HTML5 progress.. 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 I had to make a file uploader but.. 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 I had to make a file uploader but I didn't want to..
http://stackoverflow.com/questions/5874652/prop-vs-attr i switch to 1.6 UPDATE See this fiddle http jsfiddle.net maniator JpUF2 The console logs the getAttribute as a string and the attr as a string but the prop as a CSSStyleDeclaration Why And how does that affect my coding in the future javascript.. 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 conceptually. Not so good.. property is an object with individual properties for each style the size property is a number. Where both a property and an attribute with the same name exists usually updating one will update the other but this is not the case for certain attributes..
jQuery Mobile: document ready vs page events http://stackoverflow.com/questions/14468659/jquery-mobile-document-ready-vs-page-events 'page2.html' dataUrl page2.html paremeter 123 data 'paremeter' '123' reloadPage true changeHash true And read them like this document .on 'pagebeforeshow' #index function event data var parameters this .data url .split 1 parameter.. 4 As a last solution we have a nifty HTML implementation of localStorage. It only works with HTML5 browsers including Android and iOS browsers but all stored data is persistent through page refresh. if typeof Storage undefined localStorage.firstname..
jQuery Mobile: Markup Enhancement of dynamically added content http://stackoverflow.com/questions/14550396/jquery-mobile-markup-enhancement-of-dynamically-added-content example http jsfiddle.net Gajotres w4m2B Here's a demo how to add dynamic navbar tab http jsfiddle.net Gajotres V6nHp And one more in pagebeforecreate event http jsfiddle.net Gajotres SJG8W Text inputs Search inputs Textareas Markup enhancement.. trick #content padding 0 position absolute important top 40px important right 0 bottom 40px important left 0 important And here's a working example with Google maps api3 demo http jsfiddle.net Gajotres 7kGdE This method can be used to get correct.. footer.outerHeight viewport_height content_height content.outerHeight content.height return content_height And here's a live jsFiddle example http jsfiddle.net Gajotres nVs9J There's one thing to remember. This function will correctly..
How to set/unset cookie with jQuery? http://stackoverflow.com/questions/1458724/how-to-set-unset-cookie-with-jquery to set unset cookie with jQuery How to set a cookie named ' test ' and value ' 1 ' And especially how to unset jquery cookies share improve this question See the plugin https github.com carhartl jquery..
How do I “think in AngularJS” if I have a jQuery background? http://stackoverflow.com/questions/14994391/how-do-i-think-in-angularjs-if-i-have-a-jquery-background well. The view is the official record. Outside of a directive more on this below you never ever never 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.. of signifying intent that I mentioned before. But more importantly we had to manually reference and update a DOM node. And if we want to delete a log entry we have to code against the DOM for that too. How do we test the logic apart from the DOM.. want to delete a log entry we have to code against the DOM for that too. How do we test the logic apart from the DOM And what if we want to change the presentation This a little messy and a trifle frail. But in AngularJS we can do this http..
How can I upload files asynchronously with jQuery? http://stackoverflow.com/questions/166221/how-can-i-upload-files-asynchronously-with-jquery is my HTML span File span input type file id file name file size 10 input id uploadbutton type button value Upload And here my JavaScript code document .ready function #uploadbutton .click function var filename #file .val .ajax type POST url..
http://stackoverflow.com/questions/3506208/jquery-ajax-cross-domain 'jsonString' notice the quotes. jQuery will pass it's own callback name so you need to get that from the GET params. And as Stefan Kendall posted .getJSON is a shorthand method but then you need to append 'callback ' to the url as GET parameter..
http://stackoverflow.com/questions/5874652/prop-vs-attr this.getAttribute 'style' do i use this .prop 'style' or this .attr 'style' or in this case do they do the same thing And if I do have to switch to using prop all the old attr calls will break if i switch to 1.6 UPDATE See this fiddle http jsfiddle.net.. JpUF2 The console logs the getAttribute as a string and the attr as a string but the prop as a CSSStyleDeclaration Why And how does that affect my coding in the future javascript jquery dom attr prop share improve this question Update 1 November..
http://stackoverflow.com/questions/16924082/dynamic-drop-down-box the user's selection posted in via AJAX is used in the mysql search query SELECT FROM `category` WHERE `master` 0 AND `name` ' selStudent' When changing the example to suit your database the reference to selStudent was removed. But this here..
http://stackoverflow.com/questions/2891452/jquery-data-selector does an OR operation. For instance 'a.big a.small' selects a tags with either class big or small . I'm looking for an AND perhaps like this 'a' .data artist id 3281 name Madonna 'a' .data category music 'a category music artist.name Madonna '.. share improve this question I've created a new data selector that should enable you to do nested querying and AND conditions. Usage 'a data category music artist.name Madonna ' The pattern is data namespace operator check operator and..
hide scrollbar while still able to scroll with mouse/keyboard [duplicate] http://stackoverflow.com/questions/3293650/hide-scrollbar-while-still-able-to-scroll-with-mouse-keyboard scrolling is still enabled with mouse keyboard. I tried to use CSS overflow hidden The effect is scrollbar disabled AND scrolling disabled. javascript jquery html css share improve this question For future reference there is also a solution..
Why does Chrome ignore local jQuery cookies? http://stackoverflow.com/questions/335244/why-does-chrome-ignore-local-jquery-cookies following code will successfully set a cookie in FireFox 3 IE 7 and Safari PC . But if the browser is Google Chrome AND the page is a local file it does not work. .cookie nameofcookie cookievalue path expires 30 What I know The plugin's demo..
Track event in google analytics upon clicking form submit http://stackoverflow.com/questions/4086587/track-event-in-google-analytics-upon-clicking-form-submit submit and then not have to worry about the page changing and thus have all the time in the world for GA to process AND your new page to load in place of the old one. You can force the form to open its action in a new window thus leaving all..
Looking for jQuery easing functions without using a plugin http://stackoverflow.com/questions/5207301/looking-for-jquery-easing-functions-without-using-a-plugin from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY.. without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR.. AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY..
is there an api in jqgrid to add advanced filters to post data? http://stackoverflow.com/questions/5272850/is-there-an-api-in-jqgrid-to-add-advanced-filters-to-post-data i see how in this code you can preset postdata filters by have this in your javascript. postData filters ' groupOp AND rules ' ' field invdate op gt data 2007 09 06 ' ' field invdate op lt data 2007 10 04 ' ' field name op bw data test ' is.. op bw data test ' is there any API that allows you to build this up. Something like jqgrid #grid .addPostDataFilters AND jqgrid #grid .addFilteritem field cn value jqgrid #grid .addFilteritem field1 eq value2 to help generate to top postdata.. function rowid editProject rowid window.location.href Project Detail rowid var grid #grid var f groupOp AND rules f.rules.push field Name op cn data volat grid.p.search f.rules.length 0 .extend grid.p.postData filters JSON.stringify..
How do I use jQuery's form.serialize but exclude empty fields http://stackoverflow.com/questions/608730/how-do-i-use-jquerys-form-serialize-but-exclude-empty-fields
Simple jQuery, PHP and JSONP example? http://stackoverflow.com/questions/6809053/simple-jquery-php-and-jsonp-example the source code you can see that I am calling the Twitter API using .getJSON. So your example would be THIS IS TESTED AND WORKS You can go to http smallcoders.com javascriptdevenvironment.html to see it in action JAVASCRIPT .getJSON 'http www.write..
DOM Mutation event in JQuery or vanilla Javascript http://stackoverflow.com/questions/7692730/dom-mutation-event-in-jquery-or-vanilla-javascript adapted for pretty much any other use case say you want to cast a wide net and catch all additions regardless of type AND make sure it works across all browsers everything but IE 8 see example C below UPDATE C. Recursively walk the DOM swap out..
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