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c++ Programming Glossary: explicitlyWhat is a smart pointer and when should I use one? http://stackoverflow.com/questions/106508/what-is-a-smart-pointer-and-when-should-i-use-one pointed to. With bare C pointers the programmer has to explicitly destroy the object when it is no longer useful. Need to create..
What does the explicit keyword in C++ mean? http://stackoverflow.com/questions/121162/what-does-the-explicit-keyword-in-c-mean call DoBar 42 . It is now necessary to call for conversion explicitly with DoBar Foo 42 The reason you might want to do this is to..
What should main() return in C and C++? http://stackoverflow.com/questions/204476/what-should-main-return-in-c-and-c are interpreted. Also as noted by others void main is explicitly prohibited by the C standard and shouldn't be used. The valid..
What are the rules about using an underscore in a C++ identifier? http://stackoverflow.com/questions/228783/what-are-the-rules-about-using-an-underscore-in-a-c-identifier if any of its associated headers is included unless explicitly stated otherwise see 7.1.4 . All identifiers with external linkage..
What is the difference between new/delete and malloc/free? http://stackoverflow.com/questions/240212/what-is-the-difference-between-new-delete-and-malloc-free with Type ID compiler calculates the size Has a version explicitly to handle arrays. Reallocating to get more space not handled..
When does invoking a member function on a null instance result in undefined behavior? http://stackoverflow.com/questions/2474018/when-does-invoking-a-member-function-on-a-null-instance-result-in-undefined-beha mentioned in notes in both §1.9 4 and §8.3.2 4 it's never explicitly stated. Notes are non normative. However one can try to deduced..
When should static_cast, dynamic_cast and reinterpret_cast be used? http://stackoverflow.com/questions/332030/when-should-static-cast-dynamic-cast-and-reinterpret-cast-be-used conversion functions or implicit ones . In many cases explicitly stating static_cast isn't necessary but it's important to note..
http://stackoverflow.com/questions/4172722/what-is-the-rule-of-three functions for some class types when the program does not explicitly declare them. The implementation will implicitly define them.. So when should we declare those special member functions explicitly When our class manages a resource that is when an object of.. the copy constructor and the copy assignment operator explicitly to make deep copies of the character array 1. copy constructor..
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 as they are implicitly declared by the compiler and not explicitly by the user No private or protected non static data members.. to value initialize one of the members which were not explicitly initialized we get a compile time error. If there are more initializers..
http://stackoverflow.com/questions/4421706/operator-overloading a habit of always using prefix increment unless postfix is explicitly needed. Binary arithmetic operators For the binary arithmetic..
Why can templates only be implemented in the header file? http://stackoverflow.com/questions/495021/why-can-templates-only-be-implemented-in-the-header-file solution is to keep the implementation separated and explicitly instantiate all the template instances you'll need Foo.h no..
Why is iostream::eof inside a loop condition considered wrong? http://stackoverflow.com/questions/5605125/why-is-iostreameof-inside-a-loop-condition-considered-wrong I guess implicitly checks for EOF why is checking for eof explicitly using iostream eof wrong How is it different from using scanf..
What are the barriers to understanding pointers and what can be done to overcome them? http://stackoverflow.com/questions/5727/what-are-the-barriers-to-understanding-pointers-and-what-can-be-done-to-overcome house has been modified in the same manner unless you can explicitly detect that it's actually just one house. Note This is usually..
http://stackoverflow.com/questions/6438086/iterator-invalidation-rules erase 23.2.2.2 1 Note 1 Unless otherwise specified either explicitly or by defining a function in terms of other functions invoking..
What is a lambda expression in C++11? http://stackoverflow.com/questions/7627098/what-is-a-lambda-expression-in-c11 0 else return d To resolve this you are allowed to explicitly specify a return type for a lambda function using T void func4..
OpenMP set_num_threads() is not working http://stackoverflow.com/questions/11095309/openmp-set-num-threads-is-not-working threads with either omp_set_num_threads omp_set_dynamic 0 Explicitly disable dynamic teams omp_set_num_threads 4 Use 4 threads for.. or with the num_threads OpenMP clause omp_set_dynamic 0 Explicitly disable dynamic teams Spawn 4 threads for this parallel region..
C++11 reentrant class locking strategy http://stackoverflow.com/questions/13240015/c11-reentrant-class-locking-strategy Congratulations you're using a compiler that isn't broken Explicitly instantiate std string variants template bool Example foo_set..
what's the best stable editor & compiler for c++ with gui & under linux? http://stackoverflow.com/questions/164693/whats-the-best-stable-editor-compiler-for-c-with-gui-under-linux editor compiler for C with gui that works under linux Note Explicitly not looking for a full IDE. c compiler editor share improve..
Move member function generation http://stackoverflow.com/questions/16897845/move-member-function-generation to determine for certain if it is or not. Section 8.4.2 Explicitly defaulted functions of the c 11 standard draft n3337 Explicitly.. defaulted functions of the c 11 standard draft n3337 Explicitly defaulted functions and implicitly declared functions are collectively..
Should custom containers have free begin/end functions? http://stackoverflow.com/questions/17562943/should-custom-containers-have-free-begin-end-functions sure if this really improves upon the previous approach. Explicitly qualifying std begin or std end everywhere Once the verbosity..
Hide Console of c program in window OS http://stackoverflow.com/questions/2422430/hide-console-of-c-program-in-window-os __argc __argv equivalents for windowed applications. Explicitly specifying the subsystem and entry point via SUBSYSTEM WINDOWS..
What is the default value for C++ class members http://stackoverflow.com/questions/2614809/what-is-the-default-value-for-c-class-members itself Constructor initializer list of the enclosing class Explicitly specified initializer for object of the enclosing class that..
How do explicit template instantiations affect what the linker can find? http://stackoverflow.com/questions/2735417/how-do-explicit-template-instantiations-affect-what-the-linker-can-find usage of bar will fail to link due to it being undefined. Explicitly instantiating the class template generates the symbols for all..
Dynamically register constructor methods in an AbstractFactory at compile time using C++ templates http://stackoverflow.com/questions/2850213/dynamically-register-constructor-methods-in-an-abstractfactory-at-compile-time-u I'm curious to know how Comeau C for example handles it. Explicitly instantiating MESSAGE_ID also suffices at least in g 4.3.2 template..
Can the template parameters of a constructor be explicitly specified? http://stackoverflow.com/questions/2861839/can-the-template-parameters-of-a-constructor-be-explicitly-specified doesn't seem to find the correct templated constructor. Explicitly specifying the template parameters would probably generate more..
Template operator linker error http://stackoverflow.com/questions/3007251/template-operator-linker-error So you have 2 solutions here Define it in the header Explicitly instantiate it The 2 have different uses. 1 is the classic way...
explicit specialization of template class member function http://stackoverflow.com/questions/5512910/explicit-specialization-of-template-class-member-function correct template class C template void X C get_as double Explicitly specialized members need their surrounding class templates to..
C++: Simple return value from std::thread? http://stackoverflow.com/questions/7686939/c-simple-return-value-from-stdthread this question See this video tutorial on C 11 futures. Explicitly with threads and futures #include thread #include future void..
“Undefined reference to” template class constructor http://stackoverflow.com/questions/8752837/undefined-reference-to-template-class-constructor unit' such as main.cpp uses the template class. Answer 1 Explicitly instantiate the template and its member definitions At the end..
What is the difference between _tmain() and main() in C++? http://stackoverflow.com/questions/895827/what-is-the-difference-between-tmain-and-main-in-c you have three options when doing Windows programming Explicitly use Unicode call wmain and for every Windows API function which.. . And instead of using char use wchar_t and so on Explicitly disable Unicode. Call main and CreateWindowA and use char for..
GCC incorrectly captures global variables by reference in lambda functions? http://stackoverflow.com/questions/9199744/gcc-incorrectly-captures-global-variables-by-reference-in-lambda-functions anywhere so a 9 will set the global a to 9 as expected. Explicitly capturing a global should be an error or UB because §5.1.2 10..
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