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C Language

2.1K+ posts

Last Updated: 08 January 2025

In C, fwrite() is a built-in function used to write a block of data from the program into a file. It can write arrays, structs, or other data to files but is especially de...read more

Last Updated: 08 January 2025

In C, rewind() is a built-in function used to reset the given file pointer to the beginning of a file allowing the read and write from the beginning once again in the prog...read more

Last Updated: 09 January 2025

In C, remove() is a standard library function is used to delete a file from the file system. It provides a simple way to manage files in the storage from a C program.Examp...read more

Last Updated: 14 January 2025

In C, gets() is a function used to read a line of input from standard input (stdin) into a character array. However, gets() has been deprecated since C11 and removed in la...read more

C Language

C-Functions

ferror() in C

Last Updated: 03 February 2025

In C, ferror() is a built-in function used to check errors in files during file operations. It provides a simple way to do file operations without any interruption in your...read more

Last Updated: 03 February 2025

In C, file handling errors can be handled using ferror() and feof() functions. But these error flags persists until they are cleared. clearerr() is a built-in function use...read more

Last Updated: 03 February 2025

In C, perror() is a built-in function used to display a custom text description of the error code, which is stored in the system variable errno.Example:C#include stdio.hin...read more

C Language

C-Functions

C-File Handling

C Fundamental Quizzes

Last Updated: 09 April 2025

C fundaments teach you how to store and access data in the program, input and output data, learn how to perform basic operations and control the flow of the program. They ...read more

C Language

C Quiz

C Compound Data Type Quizzes

Last Updated: 09 April 2025

In C, compound data types are those data types that are derived from basic data types. They provide an interface to use the basic data types is different ways to satisfy o...read more

C Language

C Quiz

C Advanced Quizzes

Last Updated: 09 April 2025

Advance C refers to the complex concepts and application of the language. It includes concepts such as storage classes, preprocessor, generics, multithreading and applicat...read more

C Language

C Quiz

C Fundamental Practice Problems

Last Updated: 08 April 2025

Fundamentals concepts teach you the absolute basics of the programming. It is the bare minimum that you should know about the programming language to create basic programs...read more

C Programs

C Language

C Functions Practice Problems

Last Updated: 08 April 2025

Functions are the basic building block of C programs. They enhance the modularity and code reusability by separating the logic of a particular task from the main code and ...read more

C Programs

C Language

C Compound Data Types Practice Problems

Last Updated: 08 April 2025

Compound Data Types are those data types in C that are created using basic data types. They provide an interface to use the built-in data types is different ways to satisf...read more

C Programs

C Language

Lua Data Types

Last Updated: 27 March 2025

In Lua, data types define the kind of values a variable can hold. Since Lua is a dynamically typed language, variables can change their types during execution, which provi...read more

Python

C Language

Contact Book Application using C

Last Updated: 10 June 2025

A Contact Book is a simple application to store and manage people's contact information such as names and phone numbers. We will create a simple console-based C contact bo...read more

C Language

C Projects

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