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How to create an AVD for Android 4.0
Android 4.0 is now released. I have just updated my ADT plugin and downloaded the 4.0 SDK. But when I try to create an AVD for Android 4.0, Eclipse tells me 'Unable to find a 'userdata.img' file for ABI armeabi to copy into the AVD folder'.
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When should one use final for method parameters and local variables?
I've found a couple of references ( for example ) that suggest using final as much as possible and I'm wondering how important that is. This is mainly in the the context of method parameters and local variables, not final methods or classes. For constants, it makes obvious sense.
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How to write an async method with out parameter?
... can't have async methods with ref or out parameters.
Lucian Wischik explains why this is not possible on this MSDN thread: http://social.msdn.microsoft.com/Forums/en-US/d2f48a52-e35a-4948-844d-828a1a6deb74/why-async-methods-cannot-have-ref-or-out-parameters
As for why async methods don't suppo...
What does “program to interfaces, not implementations” mean?
One stumbles upon this phrase when reading about design patterns.
7 Answers
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Do I need to explicitly call the base virtual destructor?
When overriding a class in C++ (with a virtual destructor) I am implementing the destructor again as virtual on the inheriting class, but do I need to call the base destructor?
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How do I put a variable inside a string?
I would like to put an int into a string . This is what I am doing at the moment:
8 Answers
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Handling JSON Post Request in Go
So I have the following, which seems incredibly hacky, and I've been thinking to myself that Go has better designed libraries than this, but I can't find an example of Go handling a POST request of JSON data. They are all form POSTs.
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How can I use interface as a C# generic type constraint?
Is there a way to get the following function declaration?
11 Answers
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Swift: Testing optionals for nil
I'm using Xcode 6 Beta 4. I have this weird situation where I cannot figure out how to appropriately test for optionals.
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Can you “compile” PHP code and upload a binary-ish file, which will just be run by the byte code int
...hat byte code can be cached so that the whole script doesn't have to be re-interpreted with every web access.
13 Answers
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