Dynamic Allocation
Dynamic allocation is a process of allocating memory during runtime. In C, this is done using the malloc(), calloc(), realloc(), and free() functions. Dynamic allocation is useful when you need …
Preprocessor Directives
The preprocessor is a program that is run before the compiler compiles your C code. It reads your source code and performs a number of tasks, such as: Preprocessor directives …
C Building Process
The C building process is the process of converting C source code into an executable program. The C building process typically involves the following steps: The preprocessor is a program …
Enum in C
An enum, or enumeration, is a user-defined data type in C that consists of a set of named constants. Enums are often used to represent sets of values that have …
Union in C
A union is a user-defined data type that can store different data types in the same memory location. This is unlike structures, which can only store one data type at …
Size of a structure
The size of a structure in C is the sum of the sizes of its members. The size of a structure type can be determined using the sizeof operator in C. For example, …
Bit fields in C
A bit field is a data structure that consists of one or more adjacent bits which have been allocated for specific purposes, so that any single bit or group of …
Array of struct
An array of structs in C is a collection of struct variables that are stored in contiguous memory locations. This means that the members of each struct variable are stored …
Pointer to struct
A pointer to struct in C is a variable that stores the address of a struct variable. This allows you to access the members of the struct variable indirectly, using …
typedef
The typedef keyword in C is used to create an alias for an existing data type. This can be useful for making your code more readable and maintainable. For example, …