Constants and Literals in C

In C, constants and literals are fundamental concepts used to represent fixed values in a program. Constants Constants are values that do not change during the execution of a program. They can be of various types, including integer, floating-point, character, and more. In C, constants can be defined using the const keyword or using the … Read more

Declaring and initializing variables in C

In C, variables must be declared before they are used, and they can be initialized at the time of declaration. Here’s how you can declare and initialize variables in C: 1. Declaring a Variable To declare a variable, you specify the type of the variable followed by its name: 2. Initializing a Variable You can … Read more

C Data Types

Data types in C refer to an extensive system used for declaring variables of different types. The type of a variable determines how much space it occupies in storage and how the bit pattern stored is interpreted. The types in C can be classified as follows − Size Of Data Types In C The size of each data … Read more

Tokens in C Language

A token is referred to as the smallest unit in the source code of a computer language such as C. The term token is borrowed from the theory of linguistics. Just as a certain piece of text in a language (like English) comprises words (collection of alphabets), digits, and punctuation symbols. A compiler breaks a C program … Read more

Basic syntax and conventions of C

The C programming language is known for its simplicity and efficiency. Understanding its basic syntax and conventions is essential for writing effective C programs. Here are the key aspects: 1. Basic Structure of a C Program A C program typically includes the following components: 2. Preprocessor Directives Preprocessor directives are commands that are processed before … Read more

How to Write And Run C and C++ Code in Visual Studio Code

How to Install VS Code or VS Code Insiders You have to download Visual Studio Code directly from the official website: https://code.visualstudio.com/. If you want, you can also install VS Code Insiders, and the same process is applicable for that as well. Visual Studio Code Insiders is actually the “Insiders” build of Visual Studio Code, which … Read more

How to Install C and C++ Compilers on Windows

If you want to run C or C++ programs in your Windows operating system, then you need to have the right compilers. How to Install GCC and GDB on Windows Using MSYS2 For developers transitioning to or working in a Windows environment, setting up a robust toolchain for C and C++ programming is crucial. In … Read more

Structure of a C program

The structure of a C program typically follows a specific format that includes several essential components. Here’s an outline of the standard structure of a C program: 1. Documentation Section 2. Preprocessor Directives 3. Global Declarations 4. Main Function 5. Function Definitions Complete Example Here’s a complete example demonstrating the structure of a C program: … Read more

History & evolution of C Language

C programming is a general-purpose, procedure-oriented programming language. It is both machine-independent and structured. C is a high-level programming language developed by Dennis Ritchie in the early 1970s. It is now one of the most popular and influential programming languages worldwide. C is popular for its simplicity, efficiency, and versatility. It has powerful features including low-level memory access, … Read more