Full stack development refers to the practice of building web applications that involve both client-side and server-side programming. A full stack developer is proficient in both frontend and backend technologies, allowing them to work on all aspects of a web application's development, from designing user interfaces to managing databases and server configurations.

Machine learning, a subset of artificial intelligence (AI), is a field of computer science that focuses on the development of algorithms and techniques that enable computers to learn from and make predictions or decisions based on data, without being explicitly programmed for each task. Machine learning algorithms can identify patterns and relationships within large datasets to extract valuable insights or make predictions about future outcomes.

Python is a high-level, interpreted programming language known for its simplicity, versatility, and readability.

ChatGPT is an AI language model developed by OpenAI, based on the GPT (Generative Pre-trained Transformer) architecture. It's designed to generate human-like text based on the input it receives. ChatGPT is capable of understanding and generating text across a wide range of topics, making it useful for tasks like conversation generation, text completion, question answering, and more.