2014/10/16 上午 12:05:39
jquery Programming Glossary: myobjectWhy doesn't this closure have access to the 'this' keyword? - jQuery http://stackoverflow.com/questions/3323189/why-doesnt-this-closure-have-access-to-the-this-keyword-jquery explanation as to what's going on in this code function myObject this.myHello hello this.myMethod do_stuff function do_stuff.. alert this.myHello alert myThis.myHello var obj new myObject obj.myMethod It will alert 'undefined' and then 'hello'. Obviously.. to preserve the context of a function for example function myObject this.myHello hello this.myMethod do_stuff function do_stuff..
jQuery /Javascript - json to string variable dump http://stackoverflow.com/questions/3334341/jquery-javascript-json-to-string-variable-dump
Best way to convert string to array of object in javascript? http://stackoverflow.com/questions/3473639/best-way-to-convert-string-to-array-of-object-in-javascript the work. Here is an example var myJSONString ' a 1 b 2 ' myObject JSON.parse myJSONString Once parsed you'll get an object with.. so you would be able to access the values like this myObject 'a' If you just want a simple array and not an associative one.. one you could do something like var myArray for var i in myObject myArray.push myObject i Lastly although not necessary in plain..
How do i build JSON dynamically in javascript? http://stackoverflow.com/questions/4314008/how-do-i-build-json-dynamically-in-javascript set object and array properties. make an empty object var myObject set the list1 property to an array of strings myObject.list1.. var myObject set the list1 property to an array of strings myObject.list1 '1' '2' you can also access properties by string myObject.. '1' '2' you can also access properties by string myObject 'list2' accessing arrays is the same but the keys are numbers..
How to store temporary data at the client-side and then send it to the server http://stackoverflow.com/questions/4329860/how-to-store-temporary-data-at-the-client-side-and-then-send-it-to-the-server by brackets var myArray Initialize empty array var myObject Initialize empty object This should accomplish what you need..
Passing dynamic json object to C# MVC controller http://stackoverflow.com/questions/5022958/passing-dynamic-json-object-to-c-sharp-mvc-controller I create a custom model such as Serializable public class myObject public int id get set public string title get set public string.. use this in my controller such as public void DoSomething myObject data do something and pass the object using jQuery's .ajax method..
What is meant by ?𦧺eaking??into global scope? http://stackoverflow.com/questions/5951228/what-is-meant-by-leaking-into-global-scope javascript var myNamespace function var publicInstances myObject publicInstances.myObject myObject function myObject summary.. function var publicInstances myObject publicInstances.myObject myObject function myObject summary A pointer to this summary.. var publicInstances myObject publicInstances.myObject myObject function myObject summary A pointer to this summary var self..
http://stackoverflow.com/questions/337878/var-self-this called the callback . So my code looks like this function MyObject this.doSomething function ... var self this '#foobar' .bind..
jqgrid editurl : controller action parameters http://stackoverflow.com/questions/4076834/jqgrid-editurl-controller-action-parameters JsonResult SaveCustomLanguageData string id string oper MyObject item test id for _empty or oper for add . If so add the item..
jQuery memory leak patterns and causes http://stackoverflow.com/questions/5046016/jquery-memory-leak-patterns-and-causes to JQuery. Take the following code for example function MyObject function var _this this this.count 0 this.getAndIncrement function.. return _this.count for var i 0 i 10000 i var obj new MyObject obj.getAndIncrement It will look normal until you look at memory.. look normal until you look at memory usage. Instances of MyObject are never deallocated while the page is active due to the _this..
Post Nested Object to Spring MVC controller using JSON http://stackoverflow.com/questions/5900840/post-nested-object-to-spring-mvc-controller-using-json BindingResult result new BeanPropertyBindingResult object MyObject Validator validator new MyObjectValidator validator.validate.. object MyObject Validator validator new MyObjectValidator validator.validate object result If anyone has any..
When to use anonymous JavaScript functions? http://stackoverflow.com/questions/6223050/when-to-use-anonymous-javascript-functions a b return a b anonymous callback function function MyObject this.foo function ... object constructor share improve this..
How to pass javascript object from one page to other http://stackoverflow.com/questions/7709289/how-to-pass-javascript-object-from-one-page-to-other serialized object to URL as http www.app.com otherpage.xyz MyObject SerializedData That other page can then easily parse its URL..
Create contact table from JSON data http://stackoverflow.com/questions/10082929/create-contact-table-from-json-data ' td td ' element.badgeid ' td tr ' function loadData myobject myfile myobject .parseJSON .. data myfile .json Please notice.. ' td tr ' function loadData myobject myfile myobject .parseJSON .. data myfile .json Please notice that I may want..
Fallback for jQuery UI from google CDN http://stackoverflow.com/questions/5014040/fallback-for-jquery-ui-from-google-cdn
jQuery .css() function not returning expected values http://stackoverflow.com/questions/5475589/jquery-css-function-not-returning-expected-values of #myObj as a string with px on the end. In Pseudocode #myobject width 14em height 14em div id myobject Has Text div script type.. end. In Pseudocode #myobject width 14em height 14em div id myobject Has Text div script type text javascript '#myobject' .click.. div id myobject Has Text div script type text javascript '#myobject' .click function alert this .css 'width' n this .width script..
jQuery.bind() events on plain Javascript objects http://stackoverflow.com/questions/9099555/jquery-bind-events-on-plain-javascript-objects bind jQuery events to plain non DOM Javascript objects var myobject myobject .bind foobar function alert daa myobject .trigger foobar.. events to plain non DOM Javascript objects var myobject myobject .bind foobar function alert daa myobject .trigger foobar What.. var myobject myobject .bind foobar function alert daa myobject .trigger foobar What are the implications for Garbage collection..
Why doesn't this closure have access to the 'this' keyword? - jQuery http://stackoverflow.com/questions/3323189/why-doesnt-this-closure-have-access-to-the-this-keyword-jquery and Javscript in general and I can't find a satisfactory explanation as to what's going on in this code function myObject this.myHello hello this.myMethod do_stuff function do_stuff var myThis this .get 'http example.com' function alert this.myHello.. function do_stuff var myThis this .get 'http example.com' function alert this.myHello alert myThis.myHello var obj new myObject obj.myMethod It will alert 'undefined' and then 'hello'. Obviously this should not be jQuery specific but this is the simplest.. jQuery.proxy method is an utility method that can be used to preserve the context of a function for example function myObject this.myHello hello this.myMethod do_stuff function do_stuff .get 'http example.com' jQuery.proxy function alert this.myHello..
jQuery /Javascript - json to string variable dump http://stackoverflow.com/questions/3334341/jquery-javascript-json-to-string-variable-dump
Best way to convert string to array of object in javascript? http://stackoverflow.com/questions/3473639/best-way-to-convert-string-to-array-of-object-in-javascript native JSON parser and if it's not present json2 would do the work. Here is an example var myJSONString ' a 1 b 2 ' myObject JSON.parse myJSONString Once parsed you'll get an object with attributes a and b and as you may know you can treat an object.. treat an object as a hash table or associative array in JavaScript so you would be able to access the values like this myObject 'a' If you just want a simple array and not an associative one you could do something like var myArray for var i in myObject.. 'a' If you just want a simple array and not an associative one you could do something like var myArray for var i in myObject myArray.push myObject i Lastly although not necessary in plain JavaScript the JSON spec requires double quoting the key..
How do i build JSON dynamically in javascript? http://stackoverflow.com/questions/4314008/how-do-i-build-json-dynamically-in-javascript pedantry out of the way I think that you're asking how to set object and array properties. make an empty object var myObject set the list1 property to an array of strings myObject.list1 '1' '2' you can also access properties by string myObject 'list2'.. to set object and array properties. make an empty object var myObject set the list1 property to an array of strings myObject.list1 '1' '2' you can also access properties by string myObject 'list2' accessing arrays is the same but the keys are numbers.. myObject set the list1 property to an array of strings myObject.list1 '1' '2' you can also access properties by string myObject 'list2' accessing arrays is the same but the keys are numbers myObject.list2 0 'a' myObject 'list2' 1 'b' myObject.list3..
How to store temporary data at the client-side and then send it to the server http://stackoverflow.com/questions/4329860/how-to-store-temporary-data-at-the-client-side-and-then-send-it-to-the-server an object is surrounded by curly braces and an array is surrounded by brackets var myArray Initialize empty array var myObject Initialize empty object This should accomplish what you need Initialize variables var newEntry table Create a new object..
Passing dynamic json object to C# MVC controller http://stackoverflow.com/questions/5022958/passing-dynamic-json-object-to-c-sharp-mvc-controller id 1 title Some text category test I understand that if I create a custom model such as Serializable public class myObject public int id get set public string title get set public string category get set and use this in my controller such as public.. string title get set public string category get set and use this in my controller such as public void DoSomething myObject data do something and pass the object using jQuery's .ajax method like this .ajax type POST url controller method myjsonobject..
What is meant by ?𦧺eaking??into global scope? http://stackoverflow.com/questions/5951228/what-is-meant-by-leaking-into-global-scope is the Module Pattern I Mentioned Above script type text javascript var myNamespace function var publicInstances myObject publicInstances.myObject myObject function myObject summary A pointer to this summary var self this this.someProperty new.. I Mentioned Above script type text javascript var myNamespace function var publicInstances myObject publicInstances.myObject myObject function myObject summary A pointer to this summary var self this this.someProperty new String this.initialize.. Above script type text javascript var myNamespace function var publicInstances myObject publicInstances.myObject myObject function myObject summary A pointer to this summary var self this this.someProperty new String this.initialize function..
http://stackoverflow.com/questions/337878/var-self-this changes the scope of this from My instance to Whatever just called the callback . So my code looks like this function MyObject this.doSomething function ... var self this '#foobar' .bind 'click' function self.doSomethng this.doSomething would not..
jqgrid editurl : controller action parameters http://stackoverflow.com/questions/4076834/jqgrid-editurl-controller-action-parameters . So your controller action can look like following public JsonResult SaveCustomLanguageData string id string oper MyObject item test id for _empty or oper for add . If so add the item and return the value of the new id for example return Json..
jQuery memory leak patterns and causes http://stackoverflow.com/questions/5046016/jquery-memory-leak-patterns-and-causes of use coming from a java background. This is not specific to JQuery. Take the following code for example function MyObject function var _this this this.count 0 this.getAndIncrement function _this.count return _this.count for var i 0 i 10000 i.. _this this this.count 0 this.getAndIncrement function _this.count return _this.count for var i 0 i 10000 i var obj new MyObject obj.getAndIncrement It will look normal until you look at memory usage. Instances of MyObject are never deallocated while.. 0 i 10000 i var obj new MyObject obj.getAndIncrement It will look normal until you look at memory usage. Instances of MyObject are never deallocated while the page is active due to the _this pointer increase the max value of i to see it more dramatically...
Post Nested Object to Spring MVC controller using JSON http://stackoverflow.com/questions/5900840/post-nested-object-to-spring-mvc-controller-using-json inside of the controller method but that's relatively simple BindingResult result new BeanPropertyBindingResult object MyObject Validator validator new MyObjectValidator validator.validate object result If anyone has any suggestions to improve upon.. that's relatively simple BindingResult result new BeanPropertyBindingResult object MyObject Validator validator new MyObjectValidator validator.validate object result If anyone has any suggestions to improve upon this process I'm all ears. share..
When to use anonymous JavaScript functions? http://stackoverflow.com/questions/6223050/when-to-use-anonymous-javascript-functions
How to pass javascript object from one page to other http://stackoverflow.com/questions/7709289/how-to-pass-javascript-object-from-one-page-to-other Make a GET request to your other page by attaching your serialized object to URL as http www.app.com otherpage.xyz MyObject SerializedData That other page can then easily parse its URL and deserialize data using Javascript. What's in a window.name..
Create contact table from JSON data http://stackoverflow.com/questions/10082929/create-contact-table-from-json-data ' td td ' element.email ' td td ' element.phone ' td td ' element.badgeid ' td tr ' function loadData myobject myfile myobject .parseJSON .. data myfile .json Please notice that I may want to load from various JSON file so loadData.. ' td td ' element.email ' td td ' element.phone ' td td ' element.badgeid ' td tr ' function loadData myobject myfile myobject .parseJSON .. data myfile .json Please notice that I may want to load from various JSON file so loadData have some agruments..
Fallback for jQuery UI from google CDN http://stackoverflow.com/questions/5014040/fallback-for-jquery-ui-from-google-cdn
jQuery .css() function not returning expected values http://stackoverflow.com/questions/5475589/jquery-css-function-not-returning-expected-values float . '#myObj' .css 'width' returns the computed width of #myObj as a string with px on the end. In Pseudocode #myobject width 14em height 14em div id myobject Has Text div script type text javascript '#myobject' .click function alert this .css.. the computed width of #myObj as a string with px on the end. In Pseudocode #myobject width 14em height 14em div id myobject Has Text div script type text javascript '#myobject' .click function alert this .css 'width' n this .width script Always.. on the end. In Pseudocode #myobject width 14em height 14em div id myobject Has Text div script type text javascript '#myobject' .click function alert this .css 'width' n this .width script Always alerts 224px newline 224 Expected to alert 14em newline..
jQuery.bind() events on plain Javascript objects http://stackoverflow.com/questions/9099555/jquery-bind-events-on-plain-javascript-objects events on plain Javascript objects Is it ok to bind jQuery events to plain non DOM Javascript objects var myobject myobject .bind foobar function alert daa myobject .trigger foobar What are the implications for Garbage collection no new.. events on plain Javascript objects Is it ok to bind jQuery events to plain non DOM Javascript objects var myobject myobject .bind foobar function alert daa myobject .trigger foobar What are the implications for Garbage collection no new references.. it ok to bind jQuery events to plain non DOM Javascript objects var myobject myobject .bind foobar function alert daa myobject .trigger foobar What are the implications for Garbage collection no new references created preventing object to GC'ed Object..
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