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c++ Programming Glossary: containWhat 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 translator output is collected into a program image which contains information needed for execution in its execution environment... MSVS you'll see that projects generate .lib files. These contain a table of exported symbols and a table of imported symbols...
Why aren't my include guards preventing recursive inclusion and multiple symbol definitions? http://stackoverflow.com/questions/14909997/why-arent-my-include-guards-preventing-recursive-inclusion-and-multiple-symbol multiple definitions For instance when my project contains two files that include the same header sometimes the linker.. source1.cpp will compile without problems when header.h contains the proper include guards . That's expected. Still even when.. Paragraph 3.2 3 of the C 11 Standard Every program shall contain exactly one definition of every non inline function or variable..
http://stackoverflow.com/questions/213907/c-stdendl-vs-n &ldquo std endl&rdquo vs &ldquo n&rdquo Many C books contain example code like this... std cout Test line std endl ...so..
Undefined, unspecified and implementation-defined behavior http://stackoverflow.com/questions/2397984/undefined-unspecified-and-implementation-defined-behavior imposes no requirements on the behavior of programs that contain undefined behavior. em end note Specifically section 1.3.24..
Dynamically allocating an array of objects http://stackoverflow.com/questions/255612/dynamically-allocating-an-array-of-objects done C in a long time so here goes... I have a class that contains a dynamically allocated array say class A int myArray A myArray.. constructor share improve this question For building containers you obviously want to use one of the standard containers.. containers you obviously want to use one of the standard containers such as a std vector . But this is a perfect example of the..
Regular cast vs. static_cast vs. dynamic_cast http://stackoverflow.com/questions/28002/regular-cast-vs-static-cast-vs-dynamic-cast returns a null pointer if the object referred to doesn't contain the type casted to as a base class when you cast to a reference.. code is not valid because Base is not polymorphic doesn't contain a virtual function struct Base struct Derived Base int main..
http://stackoverflow.com/questions/356950/c-functors-and-their-uses it added 42 to its argument std vector int in assume this contains a bunch of values std vector int out Pass a functor to std.. functors. One is that unlike regular functions they can contain state. The above example creates a function which adds 42 to.. as I said above functors can be customized because they contain state making them more flexible If I wanted to use a function..
http://stackoverflow.com/questions/4172722/what-is-the-rule-of-three want in this case name and age are copied so we get a self contained independent person object. The implicitly defined destructor.. x . Without that check delete name would delete the array containing the source string because when you write x x both this name.. because when you write x x both this name and that.name contain the same pointer. Exception safety Unfortunately this solution..
Undefined Behavior and Sequence Points http://stackoverflow.com/questions/4176328/undefined-behavior-and-sequence-points the end of the previous statement. An expression may also contain intermediate sequence points . From the above sentence the following..
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 used as a library for C giving programmers access to containers iterators and algorithms. When the standardisation happened.. the confusion abounds . Further the C Standard does not contain the text STL anywhere and some people habitually employ phrases..
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 after free note memory might still xx34My house contain some data Dangling pointers You tell your entrepreneur to destroy..
What are the differences between pointer variable and reference variable in C++? http://stackoverflow.com/questions/57483/what-are-the-differences-between-pointer-variable-and-reference-variable-in-c have a reference to a pointer and then that reference can contain NULL. int p NULL int r NULL compiling error Pointers can iterate..
http://stackoverflow.com/questions/589575/size-of-int-long-etc type CHAR_BIT evaluates to the number of bits enough to contain required ranges and the ordering of type is still valid e.g...
Unicode encoding for string literals in C++11 http://stackoverflow.com/questions/6796157/unicode-encoding-for-string-literals-in-c11 types Are all the string types fixed width i.e. the arrays contain precisely as many elements as appear in the literal or to x.. fit. Are all the string types fixed width i.e. the arrays contain precisely as many elements as appear in the literal or to x.. a UTF 16 code unit values depends on the encoding of the containing string. The literal u8 u1024 would create a string containing..
Are std::vector elements guaranteed to be contiguous? http://stackoverflow.com/questions/849168/are-stdvector-elements-guaranteed-to-be-contiguous part of a TR. The forthcoming C 0x standard will of course contain this as a requirement. From n2798 draft of C 0x 23.2.6 Class.. Class template vector vector 1 A vector is a sequence container that supports random access iterators. In addition it supports..
What is “rvalue reference for *this”? http://stackoverflow.com/questions/8610571/what-is-rvalue-reference-for-this over.match.funcs p2 The set of candidate functions can contain both member and non member functions to be resolved against.. the context can construct an argument list that contains an implied object argument to denote the object to be operated.. rvalues linked to 'void test f ' Then the argument list containing an implied object argument is matched against the parameter..
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