Tips and Tricks

Appending Characters to Strings in C++

Learn efficient ways to append characters to C++ strings using push_back, +=, append, and +. Compare time complexity, performance, and memory usage for optimal string manipulation.

Automatic free() in C/CPP: A Guide to Modern Memory Practices

How Characters are Stored in Memory

Discover how characters like letters and digits are stored in computer memory using ASCII and Unicode encoding. Learn binary representation, conversions, and practical C/C++ code examples

Constraints as Clues: A Guide to Efficient DSA Problem Solving

Master the art of analyzing constraints in DSA problems to choose optimal solutions, prevent TLE, and understand how online judges evaluate submissions.

Variadic Function Working in C

Learn how variadic functions like printf work in C using macros like va_list, va_start, and va_arg. Understand memory layout, argument access, and custom implementations.

Exploring Singleton Pattern in C++: Ensuring Unique Instances

Learn how to implement the Singleton design pattern in C++ with thread safety and lazy instantiation. Understand its usage, benefits, pitfalls, and practical real-world examples.

Pointers and Arrays in C++

Understand pointers, arrays, and pointer arithmetic in C/C++. Learn how they relate, how memory is accessed, and how pointer types, arithmetic, and dereferencing impact performance and correctness.

Yoda Notation: A Coding Style for Safety

In this article we will talk about a serious error of misassignment in programming, the one of the main reason for introduction of bugs. Later, we discuss how to find this issue with yoda notation and get it fixed.

Understanding Complex C/C++ Declarations

Master complex C/C++ declarations easily! Learn to read arrays, pointers, and functions in variable declarations with simple rules, real-world examples, and tips

The Ultimate Background Removal and Customization Tool

In the dynamic world of digital content, creating eye-catching visuals is essential for making a lasting impression. Whether you are a graphic designer, social media enthusiast, or just someone who loves capturing moments, having the right tools can significantly enhance your creative process. Today, we are excited to introduce a latest innovation -- a cutting-edge online tool.

Guess the Output of C++ Program Part 1