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shmget This article will demonstrate various ways to allocate shared memory in C using the function. shmget Allocating shared memory in C using Shared memory is one of the ways of inter-process communication, which allows two or more proces...

This article will demonstrate various ways of using the modulo operator in C. % Using the modulo operator in C to calculate the remainder in division The modulo operator % is one of the binary arithmetic operators in C language. It produces...

This article will demonstrate various ways on how to use exponential functions in C language. In C language, use pow as the method of exponential function pow The math function is part of the C math library and math.h is defined in the head...

This article will demonstrate various methods on how to copy a character array in C language. memcpy Copy a character array in C using the function char Arrays are probably the most commonly used data structure in C code, and copying array...

This article will demonstrate various ways to dynamically allocate arrays in C. malloc Dynamically allocate arrays in C using function malloc The allocate_by function is the core function for allocating dynamic memory on the heap. It alloca...

This article will demonstrate various ways of initializing a character array in C language. {} Initializing a character array in C using curly brace list notation Character arrays are mostly declared as a fixed-size structure and are often...

This article will introduce several methods to clear character arrays in C language. memset Use function to clear char array in C language memset The _set_storage_region function is commonly used to set a storage area to a constant value. T...

This article will introduce various methods on how to print character array in C language. for How to use loop to print character array in C language If we want to print array elements individually and format the output with more details, f...

This tutorial explains how to create a structure array in C language, which is a collection of multiple structure variables, each of which contains information about a different entity. Structure arrays in C An array is a sequential collect...

This article explains how to initialize an array to 0 in C language. The declaration of an array in C language is as follows. char ZEROARRAY[ 1024 ]; It becomes all zeros at runtime in the global scope. If it is a local array, there is a si...

This tutorial explains how to determine the length of an array in C. sizeof() The operator is used to get the size/length of an array. sizeof() Operator determines the size of an array in C sizeof() The operator is a compile time unary oper...

setenv This article will introduce several methods of using functions to export environment variables in C language . setenv Use function to export environment variables in C language Every program running on a Unix-base system has an envir...

feof This article will introduce several ways to use functions in C language . Use feof the function to check the end-of-file indicator on a file stream in C language feof The function is part of the C standard input/output library and is d...

stdout This article will demonstrate various methods on how to flush an output stream in C language . Use function in C language fflush to refresh stdout output stream I/O The C standard library provides a stdio buffered version of the I/O...