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How to return a 200 HTTP Status Code from ASP.NET MVC 3 controller
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or rather "return new HttpStatusCodeResult((int)HttpStatusCode.OK);"
– dan
Dec 18 '12 at 10:10
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What is the purpose of AsQueryable()?
...ready capable of providing an enumeration capability), why would I need to convert to IQueryable using the extension method AsQueryable()? Maybe a small code example to illustrate where this would come in handy? I seem to be missing something in your explanation. Thanks for your time.
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Why JSF saves the state of UI components on server?
...tree provides information about the request parameter names, the necessary converters/validators, the bound managed bean properties and action methods.
Until what point in time does JSF save the state of UI components on the server side and when exactly is the UI component's state information remo...
Start service in Android
...ly you don't have the service in your manifest, or it does not have an <intent-filter> that matches your action. Examining LogCat (via adb logcat, DDMS, or the DDMS perspective in Eclipse) should turn up some warnings that may help.
More likely, you should start the service via:
startServic...
how do I initialize a float to its max/min value?
...n be represented; it gives the smallest normal single-precision floating point number. There are also subnormal numbers between zero and this number. In particular, std::numeric_limits<float>::min() gives 1.17549e-38 but the smallest representable subnormal float is nextafterf(0.0f, 1.0f) ==...
What is the “-->” operator in C++?
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> 0)
printf("%d ", x);
Not so mathematical, but... every picture paints a thousand words...
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Managing constructors with many parameters in Java
...he classes can have up to 30 parameters, 28 of which are just being passed into the super constructor.
8 Answers
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What is Java Servlet?
...nd HTTP, its a Java program, it only understands objects, so web container converts that request into valid request object
Web container spins a thread for each request
All the business logic goes inside doGet() or doPost() callback methods inside the servlets
Servlet builds a Java response object ...
How to print out the contents of a vector?
I want to print out the contents of a vector in C++, here is what I have:
19 Answers
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What's the purpose of the LEA instruction?
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As others have pointed out, LEA (load effective address) is often used as a "trick" to do certain computations, but that's not its primary purpose. The x86 instruction set was designed to support high-level languages like Pascal and C, where ...