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c++ Programming Glossary: fairlyhttp://stackoverflow.com/questions/11004273/what-is-stdpromise is std promise I'm fairly familiar with the new standard library's std thread std async..
C++ Which is faster: Stack allocation or Heap allocation http://stackoverflow.com/questions/161053/c-which-is-faster-stack-allocation-or-heap-allocation allocation or Heap allocation This question may sound fairly elementary but this is a debate I had with another developer..
What's the best way to trim std::string http://stackoverflow.com/questions/216823/whats-the-best-way-to-trim-stdstring std string trim std string s return ltrim rtrim s They are fairly self explanatory and work very well. EDIT btw I have std ptr_fun..
How to use Boost in Visual Studio 2010 http://stackoverflow.com/questions/2629421/how-to-use-boost-in-visual-studio-2010 that requires external dependencies then building it is fairly simple. Unarchive the latest version of boost 1.47.0 as of writing..
How to convert vector to array C++ [closed] http://stackoverflow.com/questions/2923272/how-to-convert-vector-to-array-c me to do this c share improve this question There's a fairly simple trick to do so since the spec now guarantees vectors..
Determine if two rectangles overlap each other? http://stackoverflow.com/questions/306316/determine-if-two-rectangles-overlap-each-other above B's bottom And A's bottom below B's Top NOTE1 It is fairly obvious this same principle can be extended to any number of.. to any number of dimensions. NOTE2 . It should also be fairly obvious that to count overlaps of just one pixel change the..
Why does C++ compilation take so long? http://stackoverflow.com/questions/318398/why-does-c-compilation-take-so-long can grow into many thousand characters that can become fairly expensive . And of course they exacerbate the problems with.. these factors are shared by C code which actually compiles fairly efficiently. The parsing step is a lot more complicated in C..
Which, if any, C++ compilers do tail-recursion optimization? http://stackoverflow.com/questions/34125/which-if-any-c-compilers-do-tail-recursion-optimization current version of VC and GCC do tail call optimizations fairly well and even for mutually recursive calls. I bet the Intel..
http://stackoverflow.com/questions/356950/c-functors-and-their-uses see which function it points to so unless it performs some fairly complex global optimizations it'd have to dereference the pointer..
Why does C++ not have reflection? http://stackoverflow.com/questions/359237/why-does-c-not-have-reflection in C . It's a lot of work to add and the C committee is fairly conservative and don't spend time on radical new features unless..
Operator Precedence vs Order of Evaluation http://stackoverflow.com/questions/5473107/operator-precedence-vs-order-of-evaluation e.g. a 64 bit variable on a 32 bit machine is actually fairly common. Conclusion Order of evaluation does not depend on precedence..
Will new return NULL in any case? http://stackoverflow.com/questions/550451/will-new-return-null-in-any-case in a object file named nothrownew.obj . There's actually a fairly complicated set of rules in the 7.0 and 7.1 compilers VS2002..
http://stackoverflow.com/questions/5516044/system-where-1-byte-8-bit On older machines codes smaller than 8 bits were fairly common but most of those have been dead and gone for years now... larger than 8 bits a minimum of 12 14 or even 16 bits is fairly common. Windows CE does roughly the same its smallest type at..
Where and why do I have to put the “template” and “typename” keywords? http://stackoverflow.com/questions/610245/where-and-why-do-i-have-to-put-the-template-and-typename-keywords I have is in the typedef Tail inUnion U dummy line. I'm fairly certain that inUnion is a dependent name and VC is quite right..
Have you used any of the C++ interpreters (not compilers)? http://stackoverflow.com/questions/69539/have-you-used-any-of-the-c-interpreters-not-compilers . I use it regularly and it works very well for me. It is fairly complete and gets on well with compiled code you can load compiled..
how to achieve 4 FLOPs per cycle http://stackoverflow.com/questions/8389648/how-to-achieve-4-flops-per-cycle and CPU temperatures. The following code which is fairly long achieves close to optimal on my Core i7 2600K. The key..
What is “rvalue reference for *this”? http://stackoverflow.com/questions/8610571/what-is-rvalue-reference-for-this by a process called overload resolution . This process is fairly complicated so we'll only touch the bit that is important to..
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