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c++ Programming Glossary: insteadWhat does the explicit keyword in C++ mean? http://stackoverflow.com/questions/121162/what-does-the-explicit-keyword-in-c-mean
http://stackoverflow.com/questions/1265039/using-std-namespace that using namespace std won't enable you to use count instead of std count . The classic example of an unwanted name conflict..
Most vexing parse: why doesn't A a(()); work? http://stackoverflow.com/questions/1424510/most-vexing-parse-why-doesnt-a-a-work a function also falls under the same category since instead of an object it declares a function. Now in the first case the..
http://stackoverflow.com/questions/1461432/what-is-array-decaying
Do-While and if-else statements in C/C++ macros http://stackoverflow.com/questions/154136/do-while-and-if-else-statements-in-c-c-macros if corge f corge g corge else gralt This doesn't work if instead of f X you have a more complicated body of code that needs to..
How to parse a string to an int in C++? http://stackoverflow.com/questions/194465/how-to-parse-a-string-to-an-int-in-c char into an int Robust and clear error handling is a plus instead of returning zero . c parsing share improve this question..
http://stackoverflow.com/questions/213907/c-stdendl-vs-n I've seen a lot of code from working developers like this instead std cout Test line n Is there a technical reason to prefer one..
How to pass objects to functions in C++? http://stackoverflow.com/questions/2139224/how-to-pass-objects-to-functions-in-c you pass by pointer so that users can pass NULL 0 nullptr instead apply the previous rule to determine whether you should pass..
http://stackoverflow.com/questions/3106110/what-is-move-semantics . Its job is to move resources from one object to another instead of copying them. Congratulations you now understand the basics..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom member for member. We might be tempted to use std swap instead of providing our own but this would be impossible std swap uses..
http://stackoverflow.com/questions/356950/c-functors-and-their-uses value of the vector. If I had passed a function pointer instead the compiler couldn't immediately see which function it points..
http://stackoverflow.com/questions/4421706/operator-overloading got used to do i it becomes very hard to remember to do i instead when i is not of a built in type plus you'd have to change code.. the const variant of the operator should return a copy instead of a const reference. Operators for Pointer like Types For defining..
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 term is misused to refer to the entire C Standard Library instead of the parts that were taken from SGI STL. ... it refers to..
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 way to get this method is just to forget to free something instead of overwriting it as above. In Delphi terms this will occur..
WChars, Encodings, Standards and Portability http://stackoverflow.com/questions/6300804/wchars-encodings-standards-and-portability You have to write int wmain int argc wchar_t argv instead or use the GetCommandLineW function none of which is specified.. extensions or wrappers like Boost.Filesystem or Qt instead. Portability is extremely hard to achieve especially for Unicode..
What is a lambda expression in C++11? http://stackoverflow.com/questions/7627098/what-is-a-lambda-expression-in-c11 capture by value by default but for epsilon use reference instead The generated operator is const by default with the implication..
Where do I find the current C or C++ standard documents? http://stackoverflow.com/questions/81656/where-do-i-find-the-current-c-or-c-standard-documents ratification of a standard to search for NCITS ISO IEC instead of ISO IEC when looking for a standard is the key. This way.. So as an example you search for NCITS ISO IEC 9899 2011 instead of ISO IEC 9899 2011 on webstore.ansi.org and will find the..
Start thread with member function http://stackoverflow.com/questions/10673585/start-thread-with-member-function the calling thread copying the arguments guarantees that. Instead if you want to really pass a reference you can use a std reference_wrapper..
Easy way to use variables of enum types as string in C? http://stackoverflow.com/questions/147267/easy-way-to-use-variables-of-enum-types-as-string-in-c name in here break default return 0 no match return 1 Instead of defining at every case is there a way to set it using the..
Variable number of arguments in C++? http://stackoverflow.com/questions/1657883/variable-number-of-arguments-in-c to do with what you're conceptually trying to achieve. Instead consider using overloading or inheritance polymorphism builder..
In what cases do I use malloc vs new? http://stackoverflow.com/questions/184537/in-what-cases-do-i-use-malloc-vs-new element may corrupt the heap or worse... delete pBuffer Instead you should do this when deleting an array of data This deletes..
Is it okay to inherit implementation from STL containers, rather than delegate? http://stackoverflow.com/questions/2034916/is-it-okay-to-inherit-implementation-from-stl-containers-rather-than-delegate it's almost only accessible from a derived class instance. Instead of either inheritance or composition consider writing free functions..
What uses are there for “placement new”? http://stackoverflow.com/questions/222557/what-uses-are-there-for-placement-new deallocate every object that is using the memory buffer. Instead you should delete only the original buffer. You would have to..
http://stackoverflow.com/questions/236129/how-to-split-a-string-in-c istream_iterator string ostream_iterator string cout n Instead of copying the extracted tokens to an output stream one could..
Dynamically allocating an array of objects http://stackoverflow.com/questions/255612/dynamically-allocating-an-array-of-objects int and vector A so I don't have to worry about all this. Instead of having arrayOfAs be an array of A objects have it be an array..
Does a const reference prolong the life of a temporary? http://stackoverflow.com/questions/2784262/does-a-const-reference-prolong-the-life-of-a-temporary sandbox.member endl return 0 Give output of The answer is Instead of The answer is four c temporary ctor initializer const reference..
How does dereferencing of a function pointer happen? http://stackoverflow.com/questions/2795575/how-does-dereferencing-of-a-function-pointer-happen pointer isn't suppose to be dereferenced in that way. Instead it is called. I would use a name dereference side by side with..
http://stackoverflow.com/questions/3106110/what-is-move-semantics string data that.data that.data 0 What have we done here Instead of deeply copying the heap data we have just copied the pointer..
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 can be initialized with braces. Pretty much the same way. Instead of the array elements we will initialize the non static data..
http://stackoverflow.com/questions/4303513/push-back-vs-emplace-back emplace_back is really useful void emplace_back Args ... Instead of taking a value_type it takes a variadic list of arguments..
Can someone explain this template code that gives me the size of an array? http://stackoverflow.com/questions/437150/can-someone-explain-this-template-code-that-gives-me-the-size-of-an-array idea here which can determine a value at compile time. Instead of returning the value directly it gives the template a return..
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 not actually do that because it is slow and unnecessary. Instead implementations let you make mistakes and get away with it...
Subclass/inherit standard containers? http://stackoverflow.com/questions/6806173/subclass-inherit-standard-containers MFC or their .NET or well they make this mistake a lot . Instead you should almost always think of extension through composition..
Is pass-by-value a reasonable default in C++11? http://stackoverflow.com/questions/7592630/is-pass-by-value-a-reasonable-default-in-c11 is slow for large objects and is generally frowned upon. Instead C programmers tend to pass references around which is faster.. advocating Guideline Don ™t copy your function arguments. Instead pass them by value and let the compiler do the copying. In code..
Memory management in C++ [closed] http://stackoverflow.com/questions/76796/memory-management-in-c management raii c faq share improve this question Instead of managing memory manually try to use smart pointers where..
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 char related arguments call the W version of the function. Instead of CreateWindow call CreateWindowW . And instead of using char..
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