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In object-oriented programming, there is a principle with a rather long name: the Interface Segregation Principle (ISP). It may sound academic, but the idea is very simple: “Don’t...

If you’ve ever heard of SOLID, then the letter L stands for Liskov Substitution Principle. The name sounds very academic, but at its core, it revolves around a very simple idea: >...

WHAT IS OCP? The Open/Closed Principle is defined as follows: > Software entities should be open for extension, but closed for modification. It may sound a bit “philosophical,” but...

In real-world projects, code often grows in a “just put everything in” manner. A service that initially had only 50 lines can suddenly turn into a 1,000-line monster with dozens of...

I. INTRODUCTION * When developing a software project, we not only focus on features but also need to consider performance and long-term scalability. * A system may run smoothly at...

INTRODUCTION This personal blog is not just a project but also a story of my journey to enhance my skills – from being a fresh graduate to publishing my very first article. It’s a...