Default assignment operator if we do not define an assignment operator, then the compiler generates one, that simply copies objects field by field - it does not work for const fields - it does not work for reference fields - it simply copies pointer...
Operators as functions at least one argumen t of the operator should be an object all the arguments are operator function parameters there is no this declaring int operator...
Operators as methods object of the class is the first argument of the operator we declare all arguments, but the first one declaring int point::operator...
Operators vs Methods different syntax for declaring, defining an calling no default arguments allowed (exception: function call operator) there is a fixed number of arguments for specific operator (exception: function call operator) there is a traditional semantics (meaning) of operators ...
Paradigm of the object oriented programming object oriented programming — a programming paradigm using "objects" - data structures consisting of data fields and methods together with their interactions A problem is seen as a set of objects and as a relations among objects. ...
What is Data Abstraction Strong division between the interface and the implementation helps to reuse and share the code Modification of the implementation does not require modifications of the rest of the program (if the interface remains the same) ...
What is OOP OOP means Object Oriented Programming Promotes strong associations between data and methods of manipulating data Inheritance - relationships between objects - children inherit properties of their ancesors, may add and change ...
Automating Program Compilation Compiling a program made of one source file is easy A program made of few sources is a bit more complex: - compilation only modified files need to be compiled, it saves time! - linking What to do in case of hundreds of files... ...
__DATE__ - This macro expands to a string constant that describes the date on which the preprocessor is being run. The string constant contains eleven characters and looks like "Nov 29 2011" . ...
Error handling Many library functions assign an error code to the variable errno It may be checked for detailed information Other functions provide a way to print error messages void perror( const char * string ); ...
