大约有 47,000 项符合查询结果(耗时:0.0618秒) [XML]

https://stackoverflow.com/ques... 

Is there any reason to use a synchronous XMLHttpRequest?

... I think they might become more popular as HTML 5 standards progress. If a web application is given access to web workers, I could foresee developers using a dedicated web worker to make synchronous requests for, as Jonathan said, to ensure one request happens before another....
https://stackoverflow.com/ques... 

How do CUDA blocks/warps/threads map onto CUDA cores?

...ns. The programmer divides work into threads, threads into thread blocks, and thread blocks into grids. The compute work distributor allocates thread blocks to Streaming Multiprocessors (SMs). Once a thread block is distributed to a SM the resources for the thread block are allocated (warps and sha...
https://stackoverflow.com/ques... 

Unable to Cast from Parent Class to Child Class

... A simple way to downcast in C# is to serialize the parent and then deserialize it into the child. var serializedParent = JsonConvert.SerializeObject(parentInstance); Child c = JsonConvert.DeserializeObject<Child>(serializedParent); I have a simple console app that casts...
https://stackoverflow.com/ques... 

What is the difference between onPause() and onStop() of Android Activites?

From android doc here http://developer.android.com/reference/android/app/Activity.html , it said 'Activity comes into foreground' will call onPause() , and 'Activity is no longer visible' will call onStop() . ...
https://stackoverflow.com/ques... 

Using SASS with ASP.NET [closed]

...ent tools: via Web Essential, Web Workbench, SassC, Sass.Net, Compass, SassAndCoffee... Web Essential a fully featured plugin for Visual Studio, which really give a better experience for all Front-End stuffs. The latest version is starting to support Sass (SCSS syntax). Internally it use the Libs...
https://stackoverflow.com/ques... 

Choosing between MEF and MAF (System.AddIn)

The Managed Extensibility Framework (MEF) and Managed AddIn Framework (MAF, aka System.AddIn) seem to accomplish very similar tasks. According to this Stack Overflow question, Is MEF a replacement for System.Addin? , you can even use both at the same time. ...
https://stackoverflow.com/ques... 

reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?

...d _allData of my own type SystemData which consists of few List<T> and Dictionary<T> marked as volatile . The system data ( _allData ) is refreshed once in a while and I do it by creating another object called newData and fill it's data structures with new data. When it's done I j...
https://stackoverflow.com/ques... 

How to detect when an Android app goes to the background and come back to the foreground

... The onPause() and onResume() methods are called when the application is brought to the background and into the foreground again. However, they are also called when the application is started for the first time and before it is killed. You ...
https://stackoverflow.com/ques... 

How can I select item with class within a DIV?

... context. Good to learn from the find() documentation: The .find() and .children() methods are similar, except that the latter only travels a single level down the DOM tree. share | impro...
https://stackoverflow.com/ques... 

Vertically align an image inside a div with responsive height

...Here is a technique to align inline elements inside a parent, horizontally and vertically at the same time: Vertical Alignment 1) In this approach, we create an inline-block (pseudo-)element as the first (or last) child of the parent, and set its height property to 100% to take all the height of i...