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How to handle dependency injection in a WPF/MVVM application

...rd and it has a good documentation (and plenty of answers on SO). So basically it goes like this: Create the view model, and take the IStorage interface as constructor parameter: class UserControlViewModel { public UserControlViewModel(IStorage storage) { } } Create a ViewModelLoca...
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How to use C++ in Go

In the new Go language, how do I call C++ code? In other words, how can I wrap my C++ classes and use them in Go? 12 Answ...
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Do I set properties to nil in dealloc when using ARC?

... Short answer: no, you do not have to nil out properties in dealloc under ARC. Long answer: You should never nil out properties in dealloc, even in manual memory management. In MRR, you should release your ivars. Nilling out properties means calling setters, which may invoke code that...
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How to concatenate twice with the C preprocessor and expand a macro as in “arg ## _ ## MACRO”?

...ssing token (see below), is replaced by the corresponding argument after all macros contained therein have been expanded. Before being substituted, each argument’s preprocessing tokens are completely macro replaced as if they formed the rest of the preprocessing file; no other preprocessin...
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Asserting successive calls to a mock method

Mock has a helpful assert_called_with() method . However, as far as I understand this only checks the last call to a method. If I have code that calls the mocked method 3 times successively, each time with different parameters, how can I assert these 3 calls with their specific parameters? ...
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Greenlet Vs. Threads

... Greenlets provide concurrency but not parallelism. Concurrency is when code can run independently of other code. Parallelism is the execution of concurrent code simultaneously. Parallelism is particularly useful when there's a lot of work to be done in userspace, an...
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How to prevent gcc optimizing some statements in C?

...eeds. This has the advantage of just applying to a single function and not all functions defined in the same file. Usage example: void __attribute__((optimize("O0"))) foo(unsigned char data) { // unmodifiable compiler code } ...
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How do you add a Dictionary of items into another Dictionary

...n drop the @assignment and return, you're already mutating left. Edit: actually, even though I get no errors, I think @assignment should stay. – Roland Jun 9 '14 at 12:02 ...
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How does one create an InputStream from a String? [duplicate]

...may not be the one you want here). For me, this is UTF-8 (which can encode all Java Strings). The right answer would be "indicate the encoding you really want", not "use UTF-16". And you can use it with .getBytes(charsetName), don't have to explicitly create a Charset object and encode the String to...
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Coding Practices which enable the compiler/optimizer to make a faster program

...act. Expect to be disappointed and to have to work very hard indeed for small performance improvements. Modern compilers for mature languages such as Fortran and C are very, very good. If you read an account of a 'trick' to get better performance out of code, bear in mind that the compiler writer...