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c++ Programming Glossary: meanshttp://stackoverflow.com/questions/1008019/c-singleton-design-pattern that the instance field is initiated on the heap. That means there is a memory allocation. What is completely unclear for..
What is an undefined reference/unresolved external symbol error and how do I fix it? http://stackoverflow.com/questions/12573816/what-is-an-undefined-reference-unresolved-external-symbol-error-and-how-do-i-fix most commonly referred to as linking. It basically means that you compiled a bunch of implementation files into object..
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 to make it so that a semicolon after your macro always means the same thing. Let's say you had something like your second..
http://stackoverflow.com/questions/3106110/what-is-move-semantics data that.data size The copy constructor defines what it means to copy string objects. The parameter const string that binds..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom cannot introduce bugs within the operator. Note that this means we are rid of the need for a self assignment check allowing..
When should static_cast, dynamic_cast and reinterpret_cast be used? http://stackoverflow.com/questions/332030/when-should-static-cast-dynamic-cast-and-reinterpret-cast-be-used ignore access control when performing a static_cast which means that they have the ability to perform an operation that no other..
http://stackoverflow.com/questions/4172722/what-is-the-rule-of-three of user defined types with value semantics . This means that objects are implicitly copied in various contexts and we.. and we should understand what copying an object actually means. Let us consider a simple example class person std string name.. note n3126.pdf section 12 §1 By default copying an object means copying its members The implicitly defined copy constructor..
Undefined Behavior and Sequence Points http://stackoverflow.com/questions/4176328/undefined-behavior-and-sequence-points of a diagnostic message . In short undefined behaviour means anything can happen from daemons flying out of your nose to.. of an expression. What does it mean Informally it means that between two sequence points a variable must not be modified.. to determine the value to be stored. What does it mean It means if an object is written to within a full expression any and..
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 bool int char double pointers etc. is value initialized it means it is initialized with 0 for that type false for bool 0.0 for.. its members. If a user defined constructor is present it means that the user needs to do some extra work to initialize the.. would be incorrect. If virtual functions are present it means that the objects of this class have on most implementations..
http://stackoverflow.com/questions/4810664/how-do-i-use-arrays-in-c it here as an additional part. In the following text array means C array not the class template std array . Basic knowledge of..
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 the chain until a house has no NextHouse reference which means it's the last one. To visit all our houses we could use the.. two address the leftmost is address 0 h1 4 h2 23 Which means that our linked list above might actuall look like this h1 4..
Where and why do I have to put the “template” and “typename” keywords? http://stackoverflow.com/questions/610245/where-and-why-do-i-have-to-put-the-template-and-typename-keywords above can yield different parse trees depending on what t means. If it's a type then it will be parsed as a declaration and..
OpenGL Shader Version Compile Error http://stackoverflow.com/questions/12631437/opengl-shader-version-compile-error 3.30. This Version 3.2.9756 Compatibility Profile Context Means that your OpenGL version is 3.2. The GLSL version that corresponds..
What happens if I return literal instead of declared std::string? http://stackoverflow.com/questions/13857611/what-happens-if-i-return-literal-instead-of-declared-stdstring std string GetDescription return std move std string XYZ Means when you return std string XYZ which is a temporary object then..
& in function declaration return type http://stackoverflow.com/questions/15995463/in-function-declaration-return-type return memory address share improve this question Means return value by reference int GetValue ^ means returns a reference..
help on typedefs - basic c/c++ http://stackoverflow.com/questions/1749531/help-on-typedefs-basic-c-c a statement such as typedef unsigned long ulong Means that ulong is taken to mean unsigned long Now can the statement..
Program crashes when trying to set a character of a char array http://stackoverflow.com/questions/5007369/program-crashes-when-trying-to-set-a-character-of-a-char-array print the address return 0 Output 0x8048610 0x8048610 Means both printfs print the same address See yourself here http www.ideone.com..
What is wrong with `std::set`? http://stackoverflow.com/questions/5397616/what-is-wrong-with-stdset at the same time I want the order of characters intact. Means I want this output sangeth So I wrote this template typename..
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