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c++ Programming Glossary: elseDo-While and if-else statements in C/C++ macros http://stackoverflow.com/questions/154136/do-while-and-if-else-statements-in-c-c-macros While and if else statements in C C macros In many C C macros I'm seeing the.. FOO X do f X g X while 0 #define FOO X if 1 f X g X else I can't see what the do while is doing. Why not just write this.. share improve this question The do ... while and if ... else are there to make it so that a semicolon after your macro always..
Is it possible to write a C++ template to check for a function's existence? http://stackoverflow.com/questions/257288/is-it-possible-to-write-a-c-template-to-check-for-a-functions-existence T obj if FUNCTION_EXISTS T toString return obj toString else return toString not defined So if class T has toString defined..
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 m n the i th element of the array is initialized with a i else if m n the first m elements of the array are initialized with.. initialized see below for the explanation of the term else if m n the compiler will issue an error else this is the case.. of the term else if m n the compiler will issue an error else this is the case when n isn't specified at all like int a 1..
http://stackoverflow.com/questions/4810664/how-do-i-use-arrays-in-c is not stored as part of the array itself or anywhere else in memory . An array is not a pointer. static_assert std is_same..
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 can happen . The book can be there you got lucky. Someone else's book can be there and yours could be in the hotel's furnace... out of the highest numbered occupied room. If no one else checks in after you and you go back to your room illegally all..
Why Switch/Case and not If/Else If? http://stackoverflow.com/questions/1028437/why-switch-case-and-not-if-else-if Switch Case and not If Else If This question in mainly pointed at C C but I guess other..
What is the correct way of using C++11's range-based for? http://stackoverflow.com/questions/15927033/what-is-the-correct-way-of-using-c11s-range-based-for to copy types like int double etc. for auto elem container Else capturing by const reference is better in the general case to..
C/C++ conditional return statements [duplicate] http://stackoverflow.com/questions/17177276/c-c-conditional-return-statements duplicate This question already has an answer here If Else Return or just if Return 4 answers I am working on embedded..
Implementing Dijkstra's Algorithm http://stackoverflow.com/questions/2899207/implementing-dijkstras-algorithm case because I want to use the code again afterwards. Else I'd just write a brute force implementation. The specific issue..
Method resolution order in C++ http://stackoverflow.com/questions/3310910/method-resolution-order-in-c in Σ 2 return &Delta 2 Σ 2 . Similar for the reverse. Else if 1 2 return ambiguous Σ 1 &cup Σ 2 . Otherwise return 1 Σ..
How do I use the conditional operator? http://stackoverflow.com/questions/392932/how-do-i-use-the-conditional-operator I think it works something like Pseudo code If A B C A Else C B Will any veteran C programmer please help me out c conditional..
Rationale of enforcing some operators to be members http://stackoverflow.com/questions/3938036/rationale-of-enforcing-some-operators-to-be-members some things you could rely on no matter how much Someone Else has screwed up by defining non member operators for existing..
FAQ: Why does dynamic_cast only work if a class has at least 1 virtual method? http://stackoverflow.com/questions/4227328/faq-why-does-dynamic-cast-only-work-if-a-class-has-at-least-1-virtual-method class. In fact you probably should anyway See Footnote . Else if you try to delete a B object through an A pointer you'll..
Explain Morris inorder tree traversal without using stacks or recursion http://stackoverflow.com/questions/5502916/explain-morris-inorder-tree-traversal-without-using-stacks-or-recursion ™s data b. Go to the right i.e. current current right Else a. In current's left subtree make current the right child of..
http://stackoverflow.com/questions/6622452/alias-template-specialisation 2.2 2.2 The Main Choice Specialization vs. Everything Else After discussion on the reflectors and in the Evolution WG it..
Speed difference between If-Else and Ternary operator in C…? http://stackoverflow.com/questions/6754454/speed-difference-between-if-else-and-ternary-operator-in-c difference between If Else and Ternary operator in C&hellip So at the suggestion of a.. between the ternary operator and the equivalent If Else block... and it seems that the ternary operator yields code.. yields code that is between 1x and 2x faster than If Else. My code is gettimeofday tv3 0 for i 0 i N i a i 1 if a a b..
Launching email application (MAPI) from C# (with attachment) http://stackoverflow.com/questions/784997/launching-email-application-mapi-from-c-sharp-with-attachment Nothing Then Return OutlookApplication.GetNamespace MAPI Else Return Nothing End If End Get End Property As you can see it..
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