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c++ Programming Glossary: okhttp://stackoverflow.com/questions/1120140/csv-parser-in-c escape then... then its only about three lines of code OK 14 But its only 15 to read the whole file . std vector std string..
http://stackoverflow.com/questions/1265039/using-std-namespace count is a template with some long nested types. This is OK though because std count goes into the global namespace and.. count 0 return count Perhaps slightly surprisingly this is OK. Identifiers imported into a declarative scope appear in the..
How come a non-const reference cannot bind to a temporary object? http://stackoverflow.com/questions/1565600/how-come-a-non-const-reference-cannot-bind-to-a-temporary-object this X getx return X void g X x int f const X x getx OK X x getx error X x getx .ref OK g getx error g getx .ref OK.. g X x int f const X x getx OK X x getx error X x getx .ref OK g getx error g getx .ref OK return 0 It is clear that the lifetime.. X x getx error X x getx .ref OK g getx error g getx .ref OK return 0 It is clear that the lifetime of the object cannot..
Why does an overridden function in the derived class hide other overloads of the base class? http://stackoverflow.com/questions/1628768/why-does-an-overridden-function-in-the-derived-class-hide-other-overloads-of-the the base class. Somehow this behaviour of C does not look OK. Not polymorphic. c polymorphism overriding share improve..
Undefined reference to static class member http://stackoverflow.com/questions/272900/undefined-reference-to-static-class-member reference to `Foo MEMBER' v.push_back int Foo MEMBER OK return 0 c g share improve this question You need to actually..
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 base classes clause 10 and no virtual functions 10.3 . So OK let's parse this definition. First of all any array is an aggregate... default constructor available int main A a1 3 A 2 A 1 A 14 OK n m A a2 3 A 2 ERROR A has no default constructor. Unable to.. Unable to value initialize a2 1 and a2 2 B b1 3 B OK b1 1 and b1 2 are value initialized in this case with the default..
What are access specifiers? Should I inherit with private, protected or public? http://stackoverflow.com/questions/5447498/what-are-access-specifiers-should-i-inherit-with-private-protected-or-public int c class Derived private Base Not mentioning private is OK because for classes it defaults to private void doSomething..
What is “rvalue reference for *this”? http://stackoverflow.com/questions/8610571/what-is-rvalue-reference-for-this f std cout lvalue or rvalue object n int main test t t.f OK test .f OK too Now onto why @Nicol's answer is atleast partly.. lvalue or rvalue object n int main test t t.f OK test .f OK too Now onto why @Nicol's answer is atleast partly wrong. He..
Singleton: How should it be used http://stackoverflow.com/questions/86582/singleton-how-should-it-be-used correctly static MySingleton instance return instance OK. Lets get some criticism and other implementations together...
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 C application with the following main method everything is OK int main int argc char argv cout There are argc arguments endl..
Eclipse CDT C++11/C++0x support http://stackoverflow.com/questions/9131763/eclipse-cdt-c11-c0x-support blank. Hit Apply do whatever it asks you to do then hit OK. There is a description of this in the Eclipse FAQ now as well..
Getting started with OpenCV 2.4 and MinGW on Windows 7 http://stackoverflow.com/questions/10860352/getting-started-with-opencv-2-4-and-mingw-on-windows-7 open a command line box and type gcc . If everything is ok it will display this message gcc fatal error no input files..
Accessing inactive union member - undefined? http://stackoverflow.com/questions/11373203/accessing-inactive-union-member-undefined the lifetime of the union itself. This allows us to invoke 3.9.2 Compound types basic.compound If an object of type T.. assigning to a non active member without construction is ok it is considered to be uninitialized. share improve this answer..
#pragma once vs include guards? http://stackoverflow.com/questions/1143936/pragma-once-vs-include-guards the included file and the including file. Usually it's ok because the guard should be based on the file name and would..
Good C++ GUI library for Windows http://stackoverflow.com/questions/115045/good-c-gui-library-for-windows C GUI library for Windows I'm looking for good windows GUI library for C . The Ideal in my opinion.. sources are available after purchase then it's considered ok. Have a form designer in some way . Yeah it would be great...
Any reason to overload global new and delete? http://stackoverflow.com/questions/1152511/any-reason-to-overload-global-new-and-delete structure every N allocs frees to make sure everything looks ok accounting including leak tracking and usage snapshots statistics.. every N allocs frees to make sure everything looks ok accounting including leak tracking and usage snapshots statistics.. speedup you can get from the global overloads. Take a look at some of the allocators and debugging systems that are out..
Default constructor with empty brackets http://stackoverflow.com/questions/180172/default-constructor-with-empty-brackets for calling the default constructor in C MyObject object ok default ctor MyObject object blah ok MyObject object error I.. in C MyObject object ok default ctor MyObject object blah ok MyObject object error I seem to type automatically everytime...
http://stackoverflow.com/questions/2843277/c-winsock-p2p question Since I don't know what information you are looking for I'll try to describe how to set up a socket program and.. recv function might not get them like this. It could look like this Hel loWorld or perhaps HelloWorld whatever the underlying.. or INVALID_SOCKET check the Winsock Error Messages to look it up Setting up the connection Since you don't want a server..
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 it is an array of non aggregate class type. Now let's look at some examples class NotAggregate1 virtual void f remember.. constructor class Aggregate1 public NotAggregate1 member1 ok public member Aggregate1 operator Aggregate1 const rhs ok copy.. ok public member Aggregate1 operator Aggregate1 const rhs ok copy assignment private void f ok just a private function You..
C++ performance challenge: integer to std::string conversion http://stackoverflow.com/questions/4351371/c-performance-challenge-integer-to-stdstring-conversion that is clearly understandable as the correct number is ok too NEW Although you can use whatever compiler and optimizer..
cannot call base class protected functions? http://stackoverflow.com/questions/477829/cannot-call-base-class-protected-functions I cant call protected function in my base class. Why It looks something like this class B B2 public virtual f1 B 0 protected.. a class typed variable. So virtual f1 B b return f2 b is ok because f2 operates on the class itself. called inside But virtual..
Calling a java method from c++ in Android http://stackoverflow.com/questions/5198105/calling-a-java-method-from-c-in-android 22 Apparently it means that method name is wrong but it looks ok to me. Any ideas are welcome. P.S. I'm not a c c guy yet.. Apparently it means that method name is wrong but it looks ok to me. Any ideas are welcome. P.S. I'm not a c c guy yet SOLUTION..
Why copying stringstream is not allowed? http://stackoverflow.com/questions/6010864/why-copying-stringstream-is-not-allowed istream copy_cin std cin error std istream ref_cin std cin ok Also note that you can create another instance of stream and..
Is std::unique_ptr<T> required to know the full definition of T? http://stackoverflow.com/questions/6012157/is-stdunique-ptrt-required-to-know-the-full-definition-of-t full definition of T I have some code in a header that looks like this #include memory class Thing class MyClass std unique_ptr.. you need to. class A class impl std unique_ptr impl ptr_ ok public A ~A ... shared_ptr and unique_ptr require a complete..
How much is too much with C++0x auto keyword http://stackoverflow.com/questions/6434971/how-much-is-too-much-with-c0x-auto-keyword std vector some_class v for auto it v.begin it v.end it ok since I know that `it` has an iterator type don't really care..
How to generate a stacktrace when my gcc C++ app crashes http://stackoverflow.com/questions/77005/how-to-generate-a-stacktrace-when-my-gcc-c-app-crashes the next time the user run's it it will ask them if it is ok to send the stack trace to me so I can track down the problem...
Boolean expression (grammar) parser in c++ http://stackoverflow.com/questions/8706356/boolean-expression-grammar-parser-in-c rule not and xor or . So the above expression should look something like a and b xor c and d or a and b to the parser... to stop at just printing so I don't have to do the lookup table for named variables Traversing a recursive variant may.. for named variables Traversing a recursive variant may look cryptic at first but the boost static_visitor is surprisingly..
Getting started with OpenCV 2.4 and MinGW on Windows 7 http://stackoverflow.com/questions/10860352/getting-started-with-opencv-2-4-and-mingw-on-windows-7 Edit... 2 add C opencv build x86 mingw bin 3 then click Ok . This will completes the OpenCV 2.4.3 installation on your..
Installing OpenCV 2.4.3 in Visual C++ 2010 Express [closed] http://stackoverflow.com/questions/10901905/installing-opencv-2-4-3-in-visual-c-2010-express 1 Edit 2 and type C opencv build x86 vc10 bin 3 then click Ok . On some computers you may need to restart your computer for.. cvtest and set the project location e.g c projects . Click Ok . Visual C will create an empty project. Make sure that Debug.. to add a new entry and type C opencv build include . Click Ok to close the dialog. Back to the Property dialog select Library..
How do malloc() and free() work? http://stackoverflow.com/questions/1119134/how-do-malloc-and-free-work management malloc free share improve this question Ok some answers about malloc where already posted. The more interesting..
Namespace + functions versus static methods on a class http://stackoverflow.com/questions/1434937/namespace-functions-versus-static-methods-on-a-class from std is accessible without qualification string s Ok vector v Ok string ss COMPILATION ERROR vector vv COMPILATION.. is accessible without qualification string s Ok vector v Ok string ss COMPILATION ERROR vector vv COMPILATION ERROR And.. #include string #include vector using std string string s Ok vector v COMPILATION ERROR string ss COMPILATION ERROR vector..
How do you reverse a string in place in C or C++? http://stackoverflow.com/questions/198199/how-do-you-reverse-a-string-in-place-in-c-or-c note that you must avoid swapping with self because a^a 0. Ok fine let's fix the UTF 8 chars... #include bits types.h #include.. q void strrev_utf8 char p char q p strrev p call base case Ok now fix bass ackwards UTF chars. while q q q find eos while..
Which Typesafe Enum in C++ Are You Using? http://stackoverflow.com/questions/217549/which-typesafe-enum-in-c-are-you-using static const Result CANCEL Cancel static const Result OK Ok Result doModal ... const Dialog Result Dialog Result OK const..
Why should I avoid multiple inheritance in C++? http://stackoverflow.com/questions/406081/why-should-i-avoid-multiple-inheritance-in-c one concrete classe and zero or more interfaces is usually Ok because you won't encounter the Diamond of Dread described above...
Thou shalt not inherit from std::vector http://stackoverflow.com/questions/4353203/thou-shalt-not-inherit-from-stdvector shalt not inherit from std vector Ok this is really difficult to confess but I do have a strong temptation..
Developing Internet Explorer Extensions? http://stackoverflow.com/questions/5643819/developing-internet-explorer-extensions configure the options. In this form place a TextBox and an Ok Button . Set the DialogResult of the button to Ok . Place this.. and an Ok Button . Set the DialogResult of the button to Ok . Place this code in the form code using System.Windows.Forms..
Which kind of pointer do I use when? http://stackoverflow.com/questions/8706192/which-kind-of-pointer-do-i-use-when kind of pointer do I use when Ok so the last time I wrote C for a living std auto_ptr was all..
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