What are the different C data types ?
The C standard groups its available types , in two large categories : the object types , and the function types .
The object types , in C are :
Integer… Read More
Author: mohamad wael
What is widening , truncation , promotion , and conversion between , the different C , arithmetic data types ?
The arithmetic data types in C , are the integer types , such as int or unsigned long , and the floating point types , such as float , or long double .
Conversion of the integer types
What
… Read MoreHow to enter special characters in macOS , freebsd , Windows and html ?
Sometimes it is necessary to insert some special characters , for example , e accent which is é , or to type in another language , such as Arabic , French , or Hebrew .
If it is to … Read More
What is char , signed char , unsigned char , and character literals in C ?
What is char , unsigned char , and signed char ?
The char type in C , has a size of 1 byte . The size of a byte , as defined on a given machine , can be … Read More
What is a float , double , long double and a floating point literal in C ?
What is float , double , long double ?
To store numbers in a computer , an algorithm must be used . The C standard does not specify the algorithm , or the encoding to be used , for … Read More
What is an enum in C ?
An enum in C is used to enumerate things . For example , to enumerate the days of the week , such as Monday , Tuesday or Wednesday , or to enumerate error codes , such as OK or … Read More
What is a floating point number ?
A number , can be thought of as a projection , used for example for measuring , be it time or distance , or for countig . A number is a discrete way of measuring , discrete as in … Read More
What is a signed number ?
The question, what is a signed number, is actually the question, of how to represent negative, zero, and positive integers, in a computer.
An integer is for example, -1 or 1, or 0, so in other … Read More
What is an unsigned number ?
Asking what an unsigned number or integer is, is actually asking, how to represent the non negative integers, such as 0, or 1 in a computer.
An integer in mathematics, is any number which belong to … Read More
What is an identifier in c ?
What is an identifier ?
An identifier , is used to denote an object type in C . An object in C is a region of memory , used for data storage .
int x ; /* x is… Read More