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C++ Const Usage Explanation

...* const& means a reference to a constant pointer to a constant int. Usually pointers are not passed by reference; const int* & makes more sense because it would mean that the pointer could be changed during the method call, which would be the only reason I can see to pass a pointer by refere...
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How can I generate a list or array of sequential integers in Java?

...me functionality, in particular implementing Iterable<Integer> which allows foreach implementation in the same way as List<Integer>. In older versions (somewhere before Guava 14) you could use this: ImmutableList<Integer> integerList = Ranges.closedOpen(0, 10).asSet(DiscreteDomai...
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What is the difference between & and && in Java?

... @Michu93: One example would be if the second condition is a function call which has a side effect that you always need. Since side effects should usually be avoided, there will be only rare cases where you need that, and I can't think of a realistic example at the moment. –...
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asp.net mvc put controllers into a separate project

...ng to figure out how to move my controllers into a separate project. Typically when I have designed asp.net web apps before, I created one project for my models, another for my logic, and then there was the web. ...
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Example use of “continue” statement in Python?

...n job will be stopped and you only be able to know that the next day, it really helps a lot in those case, Yes we can write send mail feature on exception but still the execution will be stopped. – Snehal Parmar Mar 10 '16 at 7:21 ...
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Is it possible to allow didSet to be called during initialization in Swift?

...someProperty as type: AnyObject! (an implicitly unwrapped optional), you allow self to fully initialize without someProperty being set. When you call setSomeProperty(someProperty) you're calling an equivalent of self.setSomeProperty(someProperty). Normally you wouldn't be able to do this b...
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How can a time function exist in functional programming?

...the same output, for same input, no matter how many times the function is called. It's exactly like a mathematical function which evaluates to the same output for the same value of the input parameters which involves in the function expression. ...
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JavaScript pattern for multiple constructors

...mber and types of parameters you pass to it, you'll have to sniff them manually. JavaScript will happily call a function with more or fewer than the declared number of arguments. function foo(a, b) { if (b===undefined) // parameter was omitted in call b= 'some default value'; if (t...
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Make sure that the controller has a parameterless public constructor error

... What's happening is that you're bitten by this problem. Basically, what happened is that you didn't register your controllers explicitly in your container. Unity tries to resolve unregistered concrete types for you, but because it can't resolve it (caused by an error in your configurat...
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Duplicate symbols for architecture x86_64 under Xcode

...at defines an Objective-C class or category. While this option will typically result in a larger executable (due to additional object code loaded into the application), it will allow the successful creation of effective Objective-C static libraries that contain categories on existing classes...