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Benefits of header-only libraries
...might be used. When you separate the implementation, you usually do so to hide implementation details, and distribute the library as a combination of headers and libraries (lib, dll's or .so files). These of course have to be compiled for all different operating systems/versions you offer support.
...
How is it possible to declare nothing inside main() in C++ and yet have a working application after
...
It is most likely implemented as (or a variant of it):
void print_fibs()
{
//implementation
}
int ignore = (print_fibs(), 0);
int main() {}
In this code, the global variable ignore has to be initialized before entering into main() function. Now in order to initializ...
Which iomanip manipulators are 'sticky'?
...ause there are requirements on formatted output operations to explicitly .width(0) the output stream.
The following is the discussion that lead to the above conclusion:
Looking at the code the following manipulators return an object rather than a stream:
setiosflags
resetiosflags
setbase
setfi...
Why C# fails to compare two object types with each other but VB doesn't?
...to give the right answer.
I have tried the same code with VB.NET and that did it !
4 Answers
...
Differences between ExpandoObject, DynamicObject and dynamic
..., the DLR performs late-bound calls to the instance's normal methods.
The IDynamicMetaObjectProvider interface allows a class to take control of its late-bound behavior.
When you use the dynamic keyword to interact with an IDynamicMetaObjectProvider implementation, the DLR calls the IDynamicMetaObj...
Why is an int in OCaml only 31 bits?
...f an integer, you simply reply Integer and nobody will ever know that you didn't actually store that information in the object header and that in fact, there isn't even an object header (or an object).
So, the trick is to store the value of the object within the pointer to the object, effectively c...
Referencing a string in a string array resource with xml
...an, but there seems to be a workaround:.
If you take a look into the Android Resource here:
http://developer.android.com/guide/topics/resources/string-resource.html
You see than under the array section (string array, at least), the "RESOURCE REFERENCE" (as you get from an XML) does not specify a ...
Javascript object Vs JSON
...
Is the key/property name valid both with/without quotes ?
The only time you need to enclose a key in quotes when using Object Literal notation is where the key contains a special character (if, :, - etc). It is worth noting that a key in JSON must be ...
Java heap terminology: young, old and permanent generations?
...nt generation.
I like the descriptions given for each space in Oracle's guide on JConsole:
For the HotSpot Java VM, the memory
pools for serial garbage collection
are the following.
Eden Space (heap): The pool from which memory is initially allocated
for most objects.
Survivor S...
Changing names of parameterized tests
... fInput= input;
fExpected= expected;
}
@Test
public void testFib() {
assertEquals(fExpected, fib(fInput));
}
private int fib(int x) {
// TODO: actually calculate Fibonacci numbers
return 0;
}
}
will give names like testFib[1: fib(1)=1] and ...