Fading Coder

One Final Commit for the Last Sprint

Setting Up Detection by Affiliation for AI in Unreal C++

During AI perception setup, I encountered an issue where when two AI characters appear in the scene, they detect eachother and trigger pursuit. To differentiate the detected actors, this functionality is required. Unreal Official Documentation: This property can be used to set up team-based visual p...

Defining Custom Behaviors for C++ Operators

The C++ language allows operators to be redefined sothat they work with user‑defined types in a natural way. This mechanism is called operator overloading and is essentially syntactic sugar for function calls. Adding Two Custom Objects When you need to combine two objects of a class, you can provide...

Introduction to SystemC and Installation Guide

Introduction SystemC is a C++ library used for modeling and simulating hardware systems, particularly for digital and mixed-signal designs. It enables high-level architectural exploration, performance evaluasion, and software-hardware co-design without requiring specialized hardware description lang...

Combinatorial Optimization with C++: Solving Knapsack Variants via Dynamic Programming

A knapsack problem involves selecting items with given weights and values to maximize total value without exceeding a capacity limit. It appears in resource allocation, scheduling, logistics, and investment scenarios. Problem Categories Binary Knapsack — Each item can be taken at most once. Given n...

Implementing Top K Frequent Elements Using C++ Priority Queue

Understanding Priority Queue A priority queue differs from a standard queue as it organizes elements based on their priority rather than insertion order. Imagine a scenario where critical tasks always take precedence over routine ones. Within critical tasks, they might be further prioritized by urge...

Understanding Copy Constructor Elision and Return Value Optimization in C++

During copy initialization (using the equals sign), compilers may bypass copy or move constructors and create objects directly. This optimizatino is permitted but not required by the standard. std::string book_id = "123"; // Can be rewritten as: std::string book_id("123"); In thi...

C++ Object-Oriented Programming: Classes, Objects, and Encapsulation

Defining Classes and Objects In C++, the class acts as a blueprint for creating objects, encapsulating data (attributes) and functions (methods) into a single unit. An object is an instance of a class, allocated in memory with a specific state. By defining classes, programmers can create abstract da...

Optimizing CPU Cache Usage in C++ Applications

Cache Utilization Fundamentals Locality Principles Temporal Locality: Frequently accessed data tends to be reused shortly after access. This means that variables used repeatedly within loops can benefit from being cached in CPU registers. Spatial Locality: Adjacent memory locations are often loaded...

Implementing the Factory Method Pattern in C++

Defining the Product Abstraction Centralized factory implementations frequently depend on conditional branching to instantiate specific objects based on enput parameters. This approach violates the Open-Closed Principle because introducing new product types mandates modifications to the factory clas...

Hash Table Fundamentals and Core Algorithmic Applications

Hash tables provide O(1) average-time complexity for insertion, deletion, and lookup operations. They are the optimal choice when the primary requirement is rapidly verifying the existence of an element within a collection or tracking frequency counts. The core mechanism relies on a hash function th...