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c++ Programming Glossary: makeHow to pass objects to functions in C++? http://stackoverflow.com/questions/2139224/how-to-pass-objects-to-functions-in-c aliasing is done fine by reference. C 11's move semantics make passing and returning by value much more attractive even for.. would be to pass according to the previous rules and make a copy inside of the function here pass by value is called pass..
http://stackoverflow.com/questions/3106110/what-is-move-semantics to all expressions of type string which allows you to make copies in the following examples string a x Line 1 string.. That is the very definition of the copy and swap idiom make a copy swap the contents with the copy and then get rid of the.. denoted by rvalues. To summarize the copy constructor makes a deep copy because the source must remain untouched. The move..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom and A Half any time your class manages a resource it also makes sense to provide a swap function. We need to add swap functionality.. useful guideline is as follows if you're going to make a copy of something in a function let the compiler do it in.. we get to use the code from the copy constructor to make the copy and never need to repeat any bit of it. Now that the..
What can I use to profile C++ code in Linux? http://stackoverflow.com/questions/375913/what-can-i-use-to-profile-c-code-in-linux it finds a problem it is real and vice versa. ADDED Let me make a Bayesian explanation of how it works. Suppose there is some..
http://stackoverflow.com/questions/4172722/what-is-the-rule-of-three constructor and the copy assignment operator explicitly to make deep copies of the character array 1. copy constructor person.. of exception safety here. I only mentioned exceptions to make the following point Writing classes that manage resources is..
Undefined Behavior and Sequence Points http://stackoverflow.com/questions/4176328/undefined-behavior-and-sequence-points I often use funny and convoluted expressions like a i i to make myself feel better. Why should I stop using them If you've read.. If you already know these things reading them again won't make you crazy. Pre requisites An elementary knowledge of C Standard..
http://stackoverflow.com/questions/4421706/operator-overloading here's an index of the answers in the order in which they make most sense The General Syntax of operator overloading in C The.. to change code when changing a type so it is better to make a habit of always using prefix increment unless postfix is explicitly..
What are the differences between pointer variable and reference variable in C++? http://stackoverflow.com/questions/57483/what-are-the-differences-between-pointer-variable-and-reference-variable-in-c cannot. If you try hard enough and you know how you can make the address of a reference NULL. Likewise if you try hard enough.. C int y int 12 illegal to dereference a temporary. This makes const safer for use in argument lists and so forth. share..
Do the parentheses after the type name make a difference with new? http://stackoverflow.com/questions/620137/do-the-parentheses-after-the-type-name-make-a-difference-with-new the parentheses after the type name make a difference with new If 'Test' is an ordinary class is there..
Can a local variable's memory be accessed outside its scope? http://stackoverflow.com/questions/6441218/can-a-local-variables-memory-be-accessed-outside-its-scope management is not required to remove your book. You didn't make a contract with them that said that if you leave stuff behind.. staff is not required to catch you sneaking in. You didn't make a contract with them that said if I try to sneak back into my.. it could use the heap. It doesn't because that would make the program slower. An implementation of C is not required to..
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 . Click Ok . Visual C will create an empty project. Make sure that Debug is selected in the solution configuration combobox...
How to compile a 64-bit application using Visual C++ 2010 Express? http://stackoverflow.com/questions/1865069/how-to-compile-a-64-bit-application-using-visual-c-2010-express dialog box there will be a Configuration drop down menu. Make sure that selects All Configurations. There will also be a Platform..
In C++, is it safe/portable to use static member function pointer for C API callbacks? http://stackoverflow.com/questions/2068022/in-c-is-it-safe-portable-to-use-static-member-function-pointer-for-c-api-call are real world problems trying to do so on some platforms. Make your C ABI callbacks extern C . Edit Adding some supporting..
How to make SIMPLE C++ Makefile? http://stackoverflow.com/questions/2481269/how-to-make-simple-c-makefile to make SIMPLE C Makefile For a project we are required to use a makefile to pull.. with the .cpp. How would I go about making a simple Makefile that creates an executable called a3a.exe c makefile make.. detail related to the original audience for this document. Make Me Baby or You Never Forget The First Time You Got Made A introductory..
How to use Boost in Visual Studio 2010 http://stackoverflow.com/questions/2629421/how-to-use-boost-in-visual-studio-2010 a Python distribution such as ActiveState's ActivePython. Make sure the Python installation is in your PATH. To completely..
Finding the type of an object in C++ http://stackoverflow.com/questions/351845/finding-the-type-of-an-object-in-c of actual object the cast will throw a bad_cast exception. Make sure there is at least one virtual function in Base class to..
What techniques can be used to speed up C++ compilation times? http://stackoverflow.com/questions/373142/what-techniques-can-be-used-to-speed-up-c-compilation-times cores CPUs to do compilation simultaneously. In GNU Make usually used with GCC use the j N option. In Visual Studio there's..
C++ performance challenge: integer to std::string conversion http://stackoverflow.com/questions/4351371/c-performance-challenge-integer-to-stdstring-conversion static buffers . You may assume an ASCII character set. Make sure to test your code on INT_MIN on a two's complement machine..
Operator overloading : member function vs. non-member function? http://stackoverflow.com/questions/4622330/operator-overloading-member-function-vs-non-member-function function as friend IF it needs to access private members. Make it friend ONLY when it needs to access private members. Otherwise.. with s1 s2 Sample operator double op2 works with s1 10.0 Make it `friend` only when it needs to access private members. Otherwise..
Isn't the template argument (the signature) of std::function part of its type? http://stackoverflow.com/questions/5931214/isnt-the-template-argument-the-signature-of-stdfunction-part-of-its-type explicit casts Afaik you have 3 options. Keep the cast Make a function object of the appropriate type and pass that function..
Create WCF service for unmanaged C++ clients http://stackoverflow.com/questions/686452/create-wcf-service-for-unmanaged-c-clients Hello button to generate the ButtonClicked event handler. Make the event handler look like this #include IHelloServiceClientBridge.h..
how to achieve 4 FLOPs per cycle http://stackoverflow.com/questions/8389648/how-to-achieve-4-flops-per-cycle and run this pay attention to your CPU temperatures Make sure you don't overheat it. And make sure CPU throttling doesn't..
Singleton: How should it be used http://stackoverflow.com/questions/86582/singleton-how-should-it-be-used best singleton The smaller the better. I am a minimalist Make sure it is thread safe Make sure it is never null Make sure.. the better. I am a minimalist Make sure it is thread safe Make sure it is never null Make sure it is created only once Lazy.. Make sure it is thread safe Make sure it is never null Make sure it is created only once Lazy or system initialization Up..
Eclipse CDT C++11/C++0x support http://stackoverflow.com/questions/9131763/eclipse-cdt-c11-c0x-support about Function 'unique_ptr' could not be resolved The Makefile compilation works fine. How to make Eclipse stop complaining.. Indigo 20110615 0604 on Windows with a Cygwin setup. Make a new C project Default options for everything Once created..
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