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Why isn't `int pow(int base, int exponent)` in the standard C++ libraries?

...ults, but we've ascertained that it's at least one-quarter of all inputs. Now let's look at a fixed-width (i.e. non-bignum) integer power function. For what portion inputs does it not simply overflow? To maximize the number of meaningful input pairs, the base should be signed and the exponent uns...
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Get generic type of java.util.List

...ut if they're inside the same scope of the class/method where you need to know about them, then there's no point of knowing them, because you already have declared them yourself. share | improve thi...
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How would you access Object properties from within an object method? [closed]

...erform a calculation, and then set some other value in the object, better known as procedural programming. You'd be better served to simply tell the object to do what you were going to in the first place; also known as the Information Expert idiom. Getters and setters, however, are necessary evils ...
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Pushing empty commits to remote

I have pushed one commit to remote but now I realized that the commit message is not correct. I would like to change the commit message but AFAIK it is not possible. So i decided to create empty commit with correct message: ...
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How to download a file with Node.js (without using third-party libraries)?

... the callback is confusing me. if I now invoke download(), how would I do it? What would I place as the cb argument? I have the download('someURI', '/some/destination', cb) but don't understand what to put in the cb – Abdul ...
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What is the proper way to re-attach detached objects in Hibernate?

....getYetAnotherEntity(), you may have a LazyInit exception. The only way I know to overcome that is to use find. entity = em.find(entity.getClass(), entity.getId(); – John Rizzo Mar 29 '11 at 9:16 ...
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Can we have functions inside functions in C++?

...}; X::a(); return 0; } However, I'd question the praxis. Everyone knows (well, now that you do, anyway :)) C++ doesn't support local functions, so they are used to not having them. They are not used, however, to that kludge. I would spend quite a while on this code to make sure it's really o...
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What is ASP.NET Identity's IUserSecurityStampStore interface?

... The UseCookieAuthentication is deprecated by now. I managed to configure it using services.Configure<SecurityStampValidatorOptions>(o => o.ValidationInterval = TimeSpan.FromSeconds(10));. – riezebosch Sep 6 '17 at 7:07 ...
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How to switch position of two items in a Python list?

...The simple Python swap looks like this: foo[i], foo[j] = foo[j], foo[i] Now all you need to do is figure what i is, and that can easily be done with index: i = foo.index("password2") share | im...
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What is an example of the simplest possible Socket.io example?

... <script src="cdn.socket.io/socket.io-1.2.1.js"></script> and now it works – Alexander Mills Dec 31 '14 at 7:12 ...