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In this short article, we will learn how to execute shell scripts using Node.js. Execute Shell Scripts in Node.js using the shelljs module ShellJS is a portable implementation of Unix shell commands on top of the Node.js API. We can use it...

In this article, we will learn how to send files to the client in Node.js using Express. Sending files using Express in Node.js Express.js or Express is a backend web utility framework for Node.js. Express is a Node.js web application frame...

This article will explain how to throw errors in Node.js. Throwing Errors in Node.js Errors are statements that do not allow the system to function properly. Errors in Node.Js are handled through exceptions, which are created with the help...

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 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 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...