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c++ Programming Glossary: mehttp://stackoverflow.com/questions/1008019/c-singleton-design-pattern pattern Recently I've bumped into a realization implementation of the Singleton design pattern for C . It has looked.. this I have adopted it from the real life example a lot of methods are omitted here class Singleton public static Singleton.. that the instance field is initiated on the heap. That means there is a memory allocation. What is completely unclear..
What is a “translation unit” in C++ http://stackoverflow.com/questions/1106149/what-is-a-translation-unit-in-c unit&rdquo in C Hello everybody I am reading at the time the Effective C written by Meyers and came across the term translation.. at the time the Effective C written by Meyers and came across the term translation unit . Could somebody please give.. Meyers and came across the term translation unit . Could somebody please give me an explanation of 1 What exactly it is 2..
What is the difference between a definition and a declaration? http://stackoverflow.com/questions/1410563/what-is-the-difference-between-a-definition-and-a-declaration between a definition and a declaration As title says the meaning of both eludes me. c c terminology c faq share improve.. a declaration As title says the meaning of both eludes me. c c terminology c faq share improve this question A declaration.. class declarations A definition actually instantiates implements this identifier. It's what the linker needs in order to link..
Most vexing parse: why doesn't A a(()); work? http://stackoverflow.com/questions/1424510/most-vexing-parse-why-doesnt-a-a-work A a work Among the many things Stack Overflow has taught me is what is known as the most vexing parse which is classically.. of type A taking a temporary B object as a constructor parameter it's actually a declaration of a function a returning an.. to a function which returns B and itself takes no parameters. Similarly the line A a declares a function also falls under..
What is this weird colon-member syntax in the constructor? http://stackoverflow.com/questions/1711990/what-is-this-weird-colon-member-syntax-in-the-constructor is this weird colon member syntax in the constructor Recently I've seen an example.. 42 .bar std endl return 0 What does this strange bar num mean It somehow seems to initialize the member variable but I've.. std endl return 0 What does this strange bar num mean It somehow seems to initialize the member variable but I've never seen..
What uses are there for “placement new”? http://stackoverflow.com/questions/222557/what-uses-are-there-for-placement-new uses are there for &ldquo placement new&rdquo Has anyone here ever used C 's placement new If.. placement new&rdquo Has anyone here ever used C 's placement new If so what for It looks to me like it would only be useful.. ever used C 's placement new If so what for It looks to me like it would only be useful on memory mapped hardware. c memory..
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 an underscore in a C identifier It's common in C to name member variables with some kind of prefix to denote the fact.. an underscore in a C identifier It's common in C to name member variables with some kind of prefix to denote the fact that.. It's common in C to name member variables with some kind of prefix to denote the fact that they're member variables..
http://stackoverflow.com/questions/3106110/what-is-move-semantics regarding C 0x . Most of the new features made sense to me and I am actually excited about C 0x now with the exception.. which only holds a pointer to a heap allocated block of memory #include cstring #include algorithm class string char data.. const char p size_t size strlen p 1 data new char size memcpy data p size Since we chose to manage the memory ourselves..
http://stackoverflow.com/questions/356950/c-functors-and-their-uses their uses I keep hearing a lot about functors in C can someone give me an overview as to what they are and in what cases.. I keep hearing a lot about functors in C can someone give me an overview as to what they are and in what cases they would.. add42 8 and call it assert i 50 and it added 42 to its argument std vector int in assume this contains a bunch of values std..
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 way to find performance problems. Just halt it several times and each time look at the call stack. If there is some code.. problems. Just halt it several times and each time look at the call stack. If there is some code that is wasting.. times and each time look at the call stack. If there is some code that is wasting some percentage of the time 20 or 50 or..
When to use virtual destructors? http://stackoverflow.com/questions/461203/when-to-use-virtual-destructors of most OO theory but the one thing that confuses me a lot is virtual destructors. I thought that the destructor.. what and for every object in the chain. When are you meant to make them virtual and why c polymorphism virtual destructor.. derived class through a pointer to base class class Base some virtual methods class Derived public Base ~Derived Do some..
Pretty-print C++ STL containers http://stackoverflow.com/questions/4850473/pretty-print-c-stl-containers containers via operator . In pseudo code I'm looking for something like this template container C class T String delim String.. operator std ostream o const C T x o open for typename C const_iterator i x.begin i x.end i Old school for auto i x.begin.. thought possible so I'm wondering if anyone can suggest something that would match all containers C. Maybe something trait..
What's this STL vs. “C++ Standard Library” fight all about? [closed] http://stackoverflow.com/questions/5205491/whats-this-stl-vs-c-standard-library-fight-all-about &ldquo C Standard Library&rdquo fight all about closed Someone brought this article to my attention that claims I'm paraphrasing.. . However this is inaccurate indeed the C standard never mentions STL and there are content differences between the two... was already widely used as a library for C giving programmers access to containers iterators and algorithms. When the standardisation..
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 a local variable's memory be accessed outside its scope I have the following code... p p 8 cout p And the code is just running with no runtime exceptions The output was 5 8 How can it be Isn't the memory.. exceptions The output was 5 8 How can it be Isn't the memory of a local variable inaccessible outside its function c..
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 to generate a stack trace when it crashes and the next time the user run's it it will ask them if it is ok to send the stack.. it it will ask them if it is ok to send the stack trace to me so I can track down the problem. I can handle the sending the.. down the problem. I can handle the sending the info to me but I don't know how to generate the trace string. Any ideas..
Why can't variables be declared in a switch statement? http://stackoverflow.com/questions/92396/why-cant-variables-be-declared-in-a-switch-statement can't variables be declared in a switch statement I've always wondered this why can't you declare variables.. you declare variables after a case label in a switch statement In C you can declare variables pretty much anywhere and declaring.. newVal 42 break case ANOTHER_VAL ... break The above gives me the following error MSC initialization of 'newVal' is skipped..
What is the difference between char a[] = “string”; and char *p = “string”; http://stackoverflow.com/questions/9460260/what-is-the-difference-between-char-a-string-and-char-p-string char a string and char p string This question was asked to me in interview. I even dont understand the statement. char a string.. asked to me in interview. I even dont understand the statement. char a string Here what is operator Is it a part of a string.. Here what is operator Is it a part of a string or it has some specific meaning c pointers share improve this question ..
How can I change the background color of a button WinAPI C++ http://stackoverflow.com/questions/18745447/how-can-i-change-the-background-color-of-a-button-winapi-c WS_VISIBLE WS_CHILD BS_PUSHBUTTON 50 50 100 100 hwnd HMENU IDC_EXIT_BUTTON NULL NULL if Exit_Button NULL MessageBox.. HWND Pushlike_Button CreateWindowEx NULL L BUTTON L PUSH ME WS_VISIBLE WS_CHILD BS_AUTOCHECKBOX BS_PUSHLIKE 200 50.. BS_AUTOCHECKBOX BS_PUSHLIKE 200 50 100 100 hwnd HMENU IDC_PUSHLIKE_BUTTON NULL NULL if Pushlike_Button NULL ..
Compilable C++ code to implement a secure SLL/TLS client using MS SSPI http://stackoverflow.com/questions/2032056/compilable-c-code-to-implement-a-secure-sll-tls-client-using-ms-sspi is an integral part of the operating system On Windows ME 2000 XP ... platforms SChannel is installed and configured by.. at your service 22.33.111.222 250 SIZE 35651584 250 8BITMIME 250 AUTH LOGIN PLAIN 250 ENHANCEDSTATUSCODES 250 PIPELINING..
How can I get started programming in C++ on Win32? http://stackoverflow.com/questions/343061/how-can-i-get-started-programming-in-c-on-win32 was for the primarily 16 bit versions of Windows Windows ME and before. Aside I'm pretty certain Microsoft may want to forget.. Aside I'm pretty certain Microsoft may want to forget ME ever existed and just rewrite the history books to say that..
Is a Program Running in Compatibility Mode http://stackoverflow.com/questions/3444997/is-a-program-running-in-compatibility-mode are WIN95 WIN98 NT4SP5 WIN2000 256COLOR 640X480 DISABLETHEMES DISABLECICERO If multiple settings are specified or are to.. is also set to run in compatibility mode under Windows 98 ME the data would be WIN98 256COLOR . So the approach is simple...
How can I create cartesian product of vector of vectors? http://stackoverflow.com/questions/5279051/how-can-i-create-cartesian-product-of-vector-of-vectors mevi.begin it mevi.end it final rvi will look like a b c ME d e f At the moment rvi already has a b c rvi.push_back it add.. f At the moment rvi already has a b c rvi.push_back it add ME cart_product rvvi rvi me 1 end add d e f rvi.pop_back clean.. rvvi rvi me 1 end add d e f rvi.pop_back clean ME off for next round sample only to drive the cart_product routine...
Sharing a C++ solution between Visual Studio 2010 and 11 http://stackoverflow.com/questions/10245771/sharing-a-c-solution-between-visual-studio-2010-and-11 a C solution between Visual Studio 2010 and 11 Me and my partner are both sharing a c solution via subversion...
http://stackoverflow.com/questions/1042855/boost-and-xml-c error ignorant it will not choke on something like You Me like expat will it will parse files with data in wrong encoding..
LNK2019: unresolved external symbol _main referenced in function ___tmainCRTStartup http://stackoverflow.com/questions/11247699/lnk2019-unresolved-external-symbol-main-referenced-in-function-tmaincrtstar Unicode support was sorely incomplete in Windows 95 98 Me. The primary APIs were ANSI and Unicode versions existed here..
Add Application to Startup (Registry) http://stackoverflow.com/questions/15913202/add-application-to-startup-registry to your other question. It has the code you need. Save Me Simple Add to Startup via Registry share improve this answer..
How to make SIMPLE C++ Makefile? http://stackoverflow.com/questions/2481269/how-to-make-simple-c-makefile 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 convert a single char into an int http://stackoverflow.com/questions/439573/how-to-convert-a-single-char-into-an-int i c '0' i is now equal to 1 not '1' Hope this helps EDIT Me saying If you're not worried about encodings can and should..
Why are C++ inline functions in the header http://stackoverflow.com/questions/5057021/why-are-c-inline-functions-in-the-header bar@foo@@QAEXXZ referenced in function _main 1 C Users Me Documents Visual Studio 2012 Projects inline Debug inline.exe..
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