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What's the difference between a Future and a Promise?
...reated by an asynchronous computation or by a different Promise object. In C++ the situation is similar: the promise object is used by the producer and the future object by the consumer. The advantage of this separation is that the client cannot set the value of the future.
Both Spring and EJB 3.1 ...
Looping in a spiral
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C++ anyone? Quick translation from python, posted for completeness
void Spiral( int X, int Y){
int x,y,dx,dy;
x = y = dx =0;
dy = -1;
int t = std::max(X,Y);
int maxI = t*t;
for(int i =0; i < maxI; ...
Conditional Variable vs Semaphore
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In the C++ std library they are all district objects, all implemented using platform specific APIs. Certainly a semaphore will unblock the number of times signalled, condition variable might be be signalled multiple times but unbloc...
When is it better to use String.Format vs string concatenation?
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My initial preference (coming from a C++ background) was for String.Format. I dropped this later on due to the following reasons:
String concatenation is arguably "safer". It happened to me (and I've seen it happen to several other developers) to remove a para...
What are the rules for the “…” token in the context of variadic templates?
In C++11 there are variadic templates like this one:
2 Answers
2
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What is the purpose of python's inner classes?
...llowing you to dynamically create a class like template metaprogramming in C++
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Principal component analysis in Python
...ould be that image. IM having some difficulties in converting this code to c++ because I'm new in python :)
– Orvyl
Feb 28 '14 at 6:20
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What's the use of Jade or Handlebars when writing AngularJs apps
...complexity where it isn't needed. Spend your days reading C code or worse, C++ templates, and you'll quickly realise that mentally parsing HTML is a very trivial matter indeed.
– Engineer
Feb 2 '14 at 12:05
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Does Java SE 8 have Pairs or Tuples?
...Is.
As one can see from the linked question What is the equivalent of the C++ Pair in Java? there is quite a large design space surrounding what is apparently such a simple API. Should the objects be immutable? Should they be serializable? Should they be comparable? Should the class be final or not...
Using custom std::set comparator
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@Omry The C++ standard says that the second template parameter must be the name of a type - a function name is not the name of a type.
– anon
Apr 12 '10 at 9:24
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