Mithlesh Upadhyay

Mithlesh Upadhyay is a Computer Science and AI expert from Madhya Pradesh with strong academic background (BE in CSE and M.Tech in AI) and over six years of experience in technical content development. He has contributed tech articles, led teams, and worked in Full Stack Development and Data Science. He founded the w3colleges.org portal for learning resources.

Latest tutorials

Pointers in C

Pointers are a fundamental concept in the C programming language, which allow direct access to memory locations. A pointer is a variable that holds a memory address, which points to the location Read more →

String in C

In C programming language, a string is a sequence of characters that are stored in an array of characters. The string is terminated with a null character (‘\0’) which marks the end Read more →

Constants in C

Constants in C are fixed values that cannot be changed during program execution. They are declared using the keyword “const” and can be of various data types such as integer, floating point, Read more →

C Literals

In the C programming language, a literal is a value that appears directly in the source code. There are several types of literals in C, including: Integer literals – An integer literal Read more →

C Basic Commands

C is a high-level programming language that was developed in the 1970s and is still widely used today. It is used to develop a wide range of applications, including system software, games, Read more →