Cosmic Beginner

Basic Types

Fundamental data types like integers, floating-point numbers, characters, and bo...

Enumerations (Unscoped Enums)

Named integer constants grouped under a type, providing meaningful names for set...

Unions

A type where all members share the same memory location, holding only one member...

Bitfields

Struct members with exact bit widths, enabling compact storage of flags and smal...

sizeof Operator

Returns the size in bytes of a type or object at compile time....

Pointers

Variables that store memory addresses, enabling direct memory access....

References

Aliases for existing variables, providing another name to access the same data....

Arrays

Fixed-size collections of elements of the same type, stored contiguously....

Functions

Reusable code blocks that perform tasks, accepting parameters and returning valu...

Function Overloading

Multiple functions with the same name but different parameters....

Default Arguments

Parameter values automatically used when the caller omits them from a function c...

Inline Functions

A hint to the compiler to expand the function body at each call site, avoiding f...

Function Pointers

Pointers that store the address of a function, enabling dynamic function dispatc...

Pointers to Members

Pointers that refer to a specific data member or member function of a class....

Classes

User-defined types combining data and functions to model entities....

Objects

Instances of classes, representing specific entities....

Constructors

Special functions called during object creation to initialize data....

Copy Constructor

A special constructor that creates a new object as a copy of an existing object ...

Destructors

Special functions called when an object is destroyed to clean up resources....

Copy Assignment Operator

An overloaded `operator=` that assigns one object's state to another existing ob...

Conversion Functions

Member functions that define implicit or explicit conversions from a class type ...

Inheritance

A class inherits properties from one base class....

Polymorphism

Treats objects of different types as a common base type....

Virtual Functions

Base class functions overridden by derived classes for dynamic dispatch....

Pure Virtual Functions

Virtual functions declared with `= 0`, making a class abstract....

Abstract Classes

Classes with pure virtual functions that cannot be instantiated....

Encapsulation

Hides data using access specifiers to control access....

Access Specifiers

`public`, `private`, and `protected` control member visibility....

Friend Functions

Non-member functions granted access to a class’s private members....

Friend Classes

A class granted access to another class’s private members....