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Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
...s of objects and allocators).
In C++, resource management is particularly complicated due to the combination of exceptions and (C++ style) templates. For a peek under the hood, see GOTW8).
C++ guarantees that the destructor is called if and only if the constructor succeeded. Relying on that, R...
Why do people say there is modulo bias when using a random number generator?
...>= (RM - RM % N)) which is of little value for small values of N, but becomes of larger value for large values of N. As mentioned by Slipp D. Thompson, there is a solution which will work only when INT_MAX (IM) > RAND_MAX but breaks when they are equal. However, there is a simple solution for ...
std::function vs template
...popular is that they are horribly slow. I tested it and they truly suck in comparison with templates.
7 Answers
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Difference between initLoader and restartLoader in LoaderManager
I'm completely lost regarding the differences between the initLoader and the restartLoader functions of the LoaderManager :
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Best explanation for languages without null
Every so often when programmers are complaining about null errors/exceptions someone asks what we do without null.
11 Answe...
What are the differences between NP, NP-Complete and NP-Hard?
What are the differences between NP , NP-Complete and NP-Hard ?
11 Answers
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Android Fragments. Retaining an AsyncTask during screen rotation or configuration change
...t instance retained across configuration changes. Note that this is the recommended replacement for Activity.onRetainnonConfigurationInstance() in the docs.
If for some reason you really don't want to use a retained fragment, there are other approaches you can take. Note that each fragment has a ...
What are the advantages of using nullptr?
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@MarkGarcia, This might be helpful: stackoverflow.com/questions/13665349/…
– chris
Dec 11 '12 at 9:09
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Haskell Type vs Data Constructor
I am learning Haskell from learnyouahaskell.com . I am having trouble understanding type constructors and data constructors. For example, I don't really understand the difference between this:
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Do sessions really violate RESTfulness?
...nstraint:
We next add a constraint to the client-server interaction:
communication must be stateless in nature, as in the
client-stateless-server (CSS) style of Section 3.4.3 (Figure 5-3),
such that each request from client to server must contain all of the
information necessary to under...