This article will introduce a important programming basic knowledge — memory management. You may have a vague idea of it or often ignore it. But knowing it as a developer can improve our cognition, and solve memory problems faster and more safely. Question Let me ask you a question first: What data is put on the stack and what data is put on the heap? If you are good at languages with automatic memory management such as JavaScript/Python/Java, you might say the following answer: Primitive types ...