c++ Programming Glossary: via
Start thread with member function http://stackoverflow.com/questions/10673585/start-thread-with-member-function What is the correct way to spawn a no arg member function via std thread #include thread class blub void test public std thread..
Storing C++ template function definitions in a .CPP file http://stackoverflow.com/questions/115703/storing-c-template-function-definitions-in-a-cpp-file can be solved by defining the template in the header or via the approach you describe above. I recommend reading points..
throwing exceptions out of a destructor http://stackoverflow.com/questions/130117/throwing-exceptions-out-of-a-destructor i.e. that could throw an exception should be done via public methods not necessarily directly . The user of your class..
c++ call constructor from constructor http://stackoverflow.com/questions/308276/c-call-constructor-from-constructor simulating this 1 You can combine two or more constructors via default parameters class Foo public Foo char x int y 0 combines..
What is move semantics? http://stackoverflow.com/questions/3106110/what-is-move-semantics among other things allows us to detect rvalue arguments via function overloading. All we have to do is write a constructor.. object from the argument but its construction was trivial since the heap data didn't have to be copied just moved. It..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom seem to be a valid concern and indeed it requires non trivial try catch clauses this is a non issue. That's because a class.. dumb_array dumb_array other dumb_array initialize via default constructor C 11 only swap this other ... What's going.. and destructible. So what we've done is simple initialize via the default constructor a C 11 feature then swap with other..
What are all the common undefined behaviour that a C++ programmer should know about? [closed] http://stackoverflow.com/questions/367633/what-are-all-the-common-undefined-behaviour-that-a-c-programmer-should-know-ab can't be represented by the target type either directly or via static_cast Using an automatic variable before it has been definitely..
When and why will an OS initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete? http://stackoverflow.com/questions/370195/when-and-why-will-an-os-initialise-memory-to-0xcd-0xdd-etc-on-malloc-free-new Name Description 0xCD Clean Memory Allocated memory via malloc or new but never written by the application. 0xDD Dead..
What is The Rule of Three? http://stackoverflow.com/questions/4172722/what-is-the-rule-of-three acquires a resource in this case dynamic memory obtained via new person const char the_name int the_age name new char strlen.. age the_age the destructor must release this resource via delete ~person delete name Even today people still write classes.. it points to This has several unpleasant effects Changes via a can be observed via b . Once b is destroyed a.name is a dangling..
What are Aggregates and PODs and how/why are they special? http://stackoverflow.com/questions/4178175/what-are-aggregates-and-pods-and-how-why-are-they-special illegal the compiler should issue an error to make a jump via goto from a point where some variable was not yet in scope to..
Pretty-print C++ STL containers http://stackoverflow.com/questions/4850473/pretty-print-c-stl-containers for all takes care of pretty printing all STL containers via operator . In pseudo code I'm looking for something like this.. formatting library but rather a developing tool to alleviate the need to write boiler plate code for container inspection...
Is short-circuiting boolean operators mandated in C/C++? And evaluation order? http://stackoverflow.com/questions/628526/is-short-circuiting-boolean-operators-mandated-in-c-c-and-evaluation-order code especially if these operators are used indirectly via instantiating templates with the type overloading these operators...
WChars, Encodings, Standards and Portability http://stackoverflow.com/questions/6300804/wchars-encodings-standards-and-portability in an encoding agnostic wstring interface with the CRT via wcsrtombs and use iconv for serialization Conceptually my program.. and mbstowcs is essentially useless other than for trivial widening . Receiving wide string arguments from say an Explorer..
How to determine CPU and memory consumption from inside a process? http://stackoverflow.com/questions/63166/how-to-determine-cpu-and-memory-consumption-from-inside-a-process as of Linux kernel 2.6 In the end I got all values via a combination of reading the pseudo filesystem proc and kernel..
Why is one loop so much slower than two loops? http://stackoverflow.com/questions/8547778/why-is-one-loop-so-much-slower-than-two-loops n j a1 j b1 j c1 j d1 j This loop is executed 10 000 times via another outer for loop. To speed it up I changed the code to..
Take the address of a one-past-the-end array element via subscript: legal by the C++ Standard or not? http://stackoverflow.com/questions/988158/take-the-address-of-a-one-past-the-end-array-element-via-subscript-legal-by-the the address of a one past the end array element via subscript legal by the C Standard or not I have seen it asserted..
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