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c++ Programming Glossary: edHow do I remove code duplication between similar const and non-const member functions? http://stackoverflow.com/questions/123758/how-do-i-remove-code-duplication-between-similar-const-and-non-const-member-func size_t index const identical to non const X Z except printed in a lighter shade of gray since we're running low on toner.. const c faq share improve this question For a detailed explanation please see the heading Avoid Duplication in const.. 23 in Item 3 Use const whenever possible in Effective C 3d ed by Scott Meyers ISBN 13 9780321334879. Here's Meyers' solution..
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 the best stable editor compiler for c with gui under linux What's the best stable.. for c with gui under linux What's the best stable editor compiler for C with gui that works under linux Note Explicitly.. Note Explicitly not looking for a full IDE. c compiler editor share improve this question I like to code with Emacs..
Dynamically allocating an array of objects http://stackoverflow.com/questions/255612/dynamically-allocating-an-array-of-objects goes... I have a class that contains a dynamically allocated array say class A int myArray A myArray 0 A int size myArray.. ~A Note that as per MikeB's helpful style critique no need to check against 0. delete myArray But now I want to create.. myArray But now I want to create a dynamically allocated array of these classes. Here's my current code A arrayOfAs new..
Detecting TCP Client Disconnect http://stackoverflow.com/questions/283375/detecting-tcp-client-disconnect Disconnect If I'm running a simple server and have accept ed a connection from a client what is the best way to tell when.. what is the best way to tell when the client has disconnected Normally the client in this case I supposed to send a close.. has disconnected Normally the client in this case I supposed to send a close command but what if it DCs manually How can..
http://stackoverflow.com/questions/2979384/purpose-of-header-guards header is to prevent problems if header file is included more than once e.g. #ifndef MARKER #define MARKER declarations.. declarations #endif The first time this file is #include ed the MARKER preprocessor symbol will be undefined so the preprocessor.. #include ed the MARKER preprocessor symbol will be undefined so the preprocessor will define the symbol and the following..
C++ templates declare in .h, define in .hpp http://stackoverflow.com/questions/3526299/c-templates-declare-in-h-define-in-hpp in .hpp I saw some code in which the developer defined a class template in a .h file and defined its methods in a .hpp.. developer defined a class template in a .h file and defined its methods in a .hpp file. This caught me a bit by surprise... Typically in my experience YMMV an hpp file is an #include ed CPP file. This is done in order to break the code up in to two..
What the heque is going on with the memory overhead of std::deque? http://stackoverflow.com/questions/4088999/what-the-heque-is-going-on-with-the-memory-overhead-of-stddeque and must carefully constrain its memory usage. I have noticed that during the merge phase which uses several std queue s of.. the merge phase which uses several std queue s of fixed length my memory usage increases to about 2.5X what I expected... my memory usage increases to about 2.5X what I expected. Since std queue by default uses std deque as its underlying..
What exactly is One Definition Rule in C++? http://stackoverflow.com/questions/4192170/what-exactly-is-one-definition-rule-in-c occurence I can find is in The C Programming Language 3rd. ed. P. 9.2.3 . Is there any official definition of the rule except.. of every non inline function or object that is used in that program no diagnostic required. The definition can appear.. or object that is used in that program no diagnostic required. The definition can appear explicitly in the program it can..
Why/when is __declspec( dllimport ) not needed? http://stackoverflow.com/questions/4489441/why-when-is-declspec-dllimport-not-needed when is __declspec dllimport not needed In a project using a server.dll and a client.exe I have dllexport.. when is __declspec dllimport not needed In a project using a server.dll and a client.exe I have dllexport.. using a server.dll and a client.exe I have dllexport ed a server symbol from the server dll and not dllimport ed it..
http://stackoverflow.com/questions/45972/mmap-vs-reading-blocks doing I O more efficiently since the input file gets scanned many times. Is there a rule of thumb for using mmap versus reading.. could potentially get very messy since mmap'd blocks need to lie on page sized boundaries my understanding and records.. get very messy since mmap'd blocks need to lie on page sized boundaries my understanding and records could potentially like..
The difference between delete and delete [] in C++ [duplicate] http://stackoverflow.com/questions/4670782/the-difference-between-delete-and-delete-in-c in vertexesset vertex_ where vertexesset is a class I created. In the destractor I've written at start delete color_ delete.. destructor it gave me a segmentation fault. Then I changed the destructor to delete color_ delete vertex_ And now it works.. share improve this question You delete when you new ed an array type and delete when you didn't. Examples typedef int..
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 are access specifiers Should I inherit with private protected or public I am confused about the meaning of access modifiers.. I inherit with private protected or public I am confused about the meaning of access modifiers with respect to inheritance... between inheritance involving the private protected and public keywords c class private protected c faq share..
What is the use of having destructor as private? http://stackoverflow.com/questions/631783/what-is-the-use-of-having-destructor-as-private you can have the object or manager that has been friend ed responsible for counting the number of references to itself..
Why would one replace default new and delete operators? http://stackoverflow.com/questions/7149461/why-would-one-replace-default-new-and-delete-operators custom new and delete operators Note The answer is based on lessons from Scott Meyers' More Effective C . Note This is.. an FAQ in this form then the posting on meta that started all this would be the place to do that. Answers to that question.. the place to do that. Answers to that question are monitored in the C chatroom where the FAQ idea started out in the first..
http://stackoverflow.com/questions/7457635/calling-r-function-from-c R Function from C I would like to within my own compiled C code check to see if a library package is loaded in R if not.. compiled C code check to see if a library package is loaded in R if not load it call a function from that library and get.. sections 8.1 and 8.2 and from the examples distributed with R. The material below covers constructing and evaluating..
How to use std::atomic efficiently http://stackoverflow.com/questions/8749038/how-to-use-stdatomic-efficiently std atomic efficiently std atomic is new feature introduced by c 11 but I can't find much tutorial on how to use it correctly... following practice common and efficient One practice I used is we have a buffer and I want to CAS on some bytes so what.. I should avoid using it My code will look more complicated if I change it to load a word extract the byte compute and set..
http://stackoverflow.com/questions/905355/c-string-length 5 Or if you happen to like using Pascal style strings or f ed strings as Joel Spolsky likes to call them when they have a..
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