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2014/10/16 ¤W¤È 12:03:15
jquery Programming Glossary: evaluatejQuery.parseJSON vs JSON.parse http://stackoverflow.com/questions/10362277/jquery-parsejson-vs-json-parse method if it is available and otherwise it will try to evaluate the data with new Function which is kind of like eval . So yes..
Should all jquery events be bound to $(document)? http://stackoverflow.com/questions/12824549/should-all-jquery-events-be-bound-to-document to a singular element and the secondary selector is only evaluated when the event occurs please correct me if this is wrong here.. have to go through all delegated event handlers and get evaluated against all possible delegated event selectors. This is exactly.. the closest parent that is not itself dynamic. Use easy to evaluate selectors for delegated event handlers. If you followed how..
Loading Partial Page With Angular and Compile The Controller http://stackoverflow.com/questions/12987001/loading-partial-page-with-angular-and-compile-the-controller produce where the controller is not found as it not yet evaluated by DOM parser. But when you pre delare the function somewhere.. because the Script Block in your partial page is not yet evaluate by DOMP parser because is not inserted into the root DOMP. Now..
http://stackoverflow.com/questions/1419731/jquery-framework-internals with markup languages When learning use Firebug so you can evaluate your expressions interactively and immediately see what's going..
Difference Between Observers and Watchers http://stackoverflow.com/questions/14876112/difference-between-observers-and-watchers string. If the expression is a string it is parse 'd i.e. evaluated as an Angular expression into a function. It is this function.. this has access to a scope as well Because strings are evaluated as Angular expressions watch is often used when you want to.. link function runs any attributes that contain 's are not evaluated yet so if you try to examine the attributes you'll get undefined..
a simple question on jquery closure http://stackoverflow.com/questions/2024888/a-simple-question-on-jquery-closure a function between parenthesis ensures this function to be evaluated as a function expression . That happens because the Grouping.. because the Grouping Operator the parentheses can only evaluate expressions . If no parenthesis are used it will be interpreted..
http://stackoverflow.com/questions/3148225/jquery-active-function test the number of active connections to a server and will evaluate true when the number of connections is zero. http agilesoftwaretesting.com..
Can anyone explain what JSONP is, in layman terms? http://stackoverflow.com/questions/3839966/can-anyone-explain-what-jsonp-is-in-layman-terms exist in the global scope at the time the script tag is evaluated by the browser once the request has completed . Another difference.. can potentially be caught by wrapping the attempt to evaluate the responseText in a try catch statement . Because of the nature..
Dealing with overlapping jQuery sortable lists http://stackoverflow.com/questions/4092817/dealing-with-overlapping-jquery-sortable-lists lines marked above. Basically the if statements should evaluate to true and thus return false if the item being hovered over..
Circumventing Chrome Access-control-allow-origin on the local file system? http://stackoverflow.com/questions/4742467/circumventing-chrome-access-control-allow-origin-on-the-local-file-system the script...test.js script element is added to the head evaluated and content loaded into the DOM. I thought this was successful.. from a function adds the element to the but does not evaluate the JavaScript file. I can not figure out why. If I use Chrome's.. the element to the and run the above code it does not evaluate it. However if I unpause the execution and run the exact same..
Revert a jQuery draggable object back to its original container on out event of droppable http://stackoverflow.com/questions/5735270/revert-a-jquery-draggable-object-back-to-its-original-container-on-out-event-of top 0 left 0 return boolean return event that evaluate like this return event false false true #droppable .droppable..
Jquery, looping over a json array http://stackoverflow.com/questions/5912037/jquery-looping-over-a-json-array question Absolutely. Assuming you're telling jQuery to evaluate this response as JSON with the AJAX methods you'd simply do..
Triggering jquery with css media queries http://stackoverflow.com/questions/6461300/triggering-jquery-with-css-media-queries library supports making direct JavaScript calls that evaluate media queries. If you don't want to do that you could have your..
jQuery (or any web tool) Nested Expression Builder http://stackoverflow.com/questions/7031805/jquery-or-any-web-tool-nested-expression-builder not. The expression built in the user interface would then evaluate to code that would be evaluated by a PHP script or Javascript.. user interface would then evaluate to code that would be evaluated by a PHP script or Javascript or Perl I searched the web for..
How to apply inline and/or external CSS loaded dynamically with jQuery http://stackoverflow.com/questions/805384/how-to-apply-inline-and-or-external-css-loaded-dynamically-with-jquery in Chrome shows that the css loaded via AJAX is not evaluated applied at the time it is added to the DOM using the above.. to the DOM using the above code. Internet explorer WILL evaluate an inlined css when it just gets stuck in the DOM but Chrome.. completely unrelated issue. Is there any way in jQuery to evaluate a stylesheet that was dynamically added to the DOM as either..
How does jQuery's new on() method compare to the live() method in performance? http://stackoverflow.com/questions/8541825/how-does-jquerys-new-on-method-compare-to-the-live-method-in-performance slow things down. Another issue with .live is that it evaluates the selector #some button at the time you make the call but.. use that result so it's wasteful. The .on version doesn't evaluate the selector passed as an argument to .on when you make the..
JQuery error option in $.ajax utility http://stackoverflow.com/questions/95600/jquery-error-option-in-ajax-utility error function request error What are other things you evaluate in the error option do you include the optional exception object..
jQuery form validation - how to iterate http://stackoverflow.com/questions/9674148/jquery-form-validation-how-to-iterate object with all the regex and errors and one function to evaluate the fields. Something like this var filters name re ^ a zA Z..
jQuery.parseJSON vs JSON.parse http://stackoverflow.com/questions/10362277/jquery-parsejson-vs-json-parse JSON data As you can see jQuery will use the native JSON.parse method if it is available and otherwise it will try to evaluate the data with new Function which is kind of like eval . So yes you should definitely use jQuery.parseJSON . share improve..
Should all jquery events be bound to $(document)? http://stackoverflow.com/questions/12824549/should-all-jquery-events-be-bound-to-document no idea why It's fast because only a single event is tied to a singular element and the secondary selector is only evaluated when the event occurs please correct me if this is wrong here . The namespace is awesome since it makes it easier to toggle.. is the worst possible performance because all bubbled events have to go through all delegated event handlers and get evaluated against all possible delegated event selectors. This is exactly why .live is deprecated because this is what .live did.. elements that you want to capture events for then select the closest parent that is not itself dynamic. Use easy to evaluate selectors for delegated event handlers. If you followed how delegated event handling works you will understand that a delegated..
Loading Partial Page With Angular and Compile The Controller http://stackoverflow.com/questions/12987001/loading-partial-page-with-angular-and-compile-the-controller the function referring to the processed directive. Error were produce where the controller is not found as it not yet evaluated by DOM parser. But when you pre delare the function somewhere in your application just before your load the partial page.. shout an error Controller Transaction not found. This happen because the Script Block in your partial page is not yet evaluate by DOMP parser because is not inserted into the root DOMP. Now you see the light OK so we have to change the compiling strategy..
http://stackoverflow.com/questions/1419731/jquery-framework-internals fed to jQuery DOM The DOM API which is used to interact with markup languages When learning use Firebug so you can evaluate your expressions interactively and immediately see what's going on An excellent free resource for learning that I would..
Difference Between Observers and Watchers http://stackoverflow.com/questions/14876112/difference-between-observers-and-watchers where the expression can be either a function or a string. If the expression is a string it is parse 'd i.e. evaluated as an Angular expression into a function. It is this function that is called every digest cycle. The string expression.. a directive controller a linking function in a directive since this has access to a scope as well Because strings are evaluated as Angular expressions watch is often used when you want to observe watch a model scope property. E.g. attr1 myModel.some_prop.. changes made by the click handler. Notice that when the link function runs any attributes that contain 's are not evaluated yet so if you try to examine the attributes you'll get undefined . The only way to see the interpolated values is to use..
a simple question on jquery closure http://stackoverflow.com/questions/2024888/a-simple-question-on-jquery-closure jquery mootools share improve this question Wrapping a function between parenthesis ensures this function to be evaluated as a function expression . That happens because the Grouping Operator the parentheses can only evaluate expressions . If.. to be evaluated as a function expression . That happens because the Grouping Operator the parentheses can only evaluate expressions . If no parenthesis are used it will be interpreted as a function declaration and it will cause a syntax error..
http://stackoverflow.com/questions/3148225/jquery-active-function jQuery function jQuery.active It is described here to test the number of active connections to a server and will evaluate true when the number of connections is zero. http agilesoftwaretesting.com p 111 http web.elctech.com 2008 11 10 jquery..
Can anyone explain what JSONP is, in layman terms? http://stackoverflow.com/questions/3839966/can-anyone-explain-what-jsonp-is-in-layman-terms the function to wrap the response around. This function must exist in the global scope at the time the script tag is evaluated by the browser once the request has completed . Another difference to be aware of between the handling of a JSON response.. and a JSONP response is that any parse errors in a JSON response can potentially be caught by wrapping the attempt to evaluate the responseText in a try catch statement . Because of the nature of a JSONP response however parse errors in the response..
Dealing with overlapping jQuery sortable lists http://stackoverflow.com/questions/4092817/dealing-with-overlapping-jquery-sortable-lists adapting this yourself you'll need to change the two commented lines marked above. Basically the if statements should evaluate to true and thus return false if the item being hovered over item.instance.element and containerCache.sortable.element is..
Circumventing Chrome Access-control-allow-origin on the local file system? http://stackoverflow.com/questions/4742467/circumventing-chrome-access-control-allow-origin-on-the-local-file-system script This works fine when pasted in the console the script...test.js script element is added to the head evaluated and content loaded into the DOM. I thought this was successful until I put this code into a function call. The same exact.. this code into a function call. The same exact code when called from a function adds the element to the but does not evaluate the JavaScript file. I can not figure out why. If I use Chrome's console to stop execution in the method that it is adding.. console to stop execution in the method that it is adding the element to the and run the above code it does not evaluate it. However if I unpause the execution and run the exact same code pasting it in the console window it works. I'm at a loss..
Revert a jQuery draggable object back to its original container on out event of droppable http://stackoverflow.com/questions/5735270/revert-a-jquery-draggable-object-back-to-its-original-container-on-out-event-of
Jquery, looping over a json array http://stackoverflow.com/questions/5912037/jquery-looping-over-a-json-array value pairs jquery arrays json loops share improve this question Absolutely. Assuming you're telling jQuery to evaluate this response as JSON with the AJAX methods you'd simply do this script data .each function idx obj this loops the array..
Triggering jquery with css media queries http://stackoverflow.com/questions/6461300/triggering-jquery-with-css-media-queries media queries share improve this question The Modernizr library supports making direct JavaScript calls that evaluate media queries. If you don't want to do that you could have your different CSS rules drive some property of a hidden element..
jQuery (or any web tool) Nested Expression Builder http://stackoverflow.com/questions/7031805/jquery-or-any-web-tool-nested-expression-builder table in a Database then be able to do comparisons and what not. The expression built in the user interface would then evaluate to code that would be evaluated by a PHP script or Javascript or Perl I searched the web for things like this that are javascript.. to do comparisons and what not. The expression built in the user interface would then evaluate to code that would be evaluated by a PHP script or Javascript or Perl I searched the web for things like this that are javascript ajax based. I figures..
How to apply inline and/or external CSS loaded dynamically with jQuery http://stackoverflow.com/questions/805384/how-to-apply-inline-and-or-external-css-loaded-dynamically-with-jquery either inlining the or using an external CSS stylesheet. Testing in Chrome shows that the css loaded via AJAX is not evaluated applied at the time it is added to the DOM using the above code. Internet explorer WILL evaluate an inlined css when it.. via AJAX is not evaluated applied at the time it is added to the DOM using the above code. Internet explorer WILL evaluate an inlined css when it just gets stuck in the DOM but Chrome will not. I am currently unable to test in FireFox because.. not. I am currently unable to test in FireFox because of a completely unrelated issue. Is there any way in jQuery to evaluate a stylesheet that was dynamically added to the DOM as either an inline or There are many reasons I'd like to do this the..
How does jQuery's new on() method compare to the live() method in performance? http://stackoverflow.com/questions/8541825/how-does-jquerys-new-on-method-compare-to-the-live-method-in-performance has to be checked against a LOT of selectors which can really slow things down. Another issue with .live is that it evaluates the selector #some button at the time you make the call but doesn't actually use that result so it's wasteful. The .on.. button at the time you make the call but doesn't actually use that result so it's wasteful. The .on version doesn't evaluate the selector passed as an argument to .on when you make the first call because it isn't needed at that time it's only need..
JQuery error option in $.ajax utility http://stackoverflow.com/questions/95600/jquery-error-option-in-ajax-utility and a timeout since I added the timeout option error error function request error What are other things you evaluate in the error option do you include the optional exception object EDIT one of the answers indicates all the return errors...learning..
jQuery form validation - how to iterate http://stackoverflow.com/questions/9674148/jquery-form-validation-how-to-iterate is to use objects instead of arrays and basically create one object with all the regex and errors and one function to evaluate the fields. Something like this var filters name re ^ a zA Z s a zA Z error 'Name Error ' email re ^ w . @ a zA Z0 9 ...
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