Design patterns are these cool things that make you go 'hell yeah' because they make a certain problem easier to deal with. Whether it's applicable to all languages, or due to a language constraint, they're pretty nice. Of course, some people go crazy with them rather than doing the simple thing that works. Other times, you'll naturally do a design pattern without even knowing about it...

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Design patterns are useful but can sometimes be overcomplicated. The post discusses the author's journey in understanding design patterns like the visitor pattern, and how language features like pattern matching in Rust and new features in Java 21 simplify problem solving. Through exploring modern features in Java, the author finds more efficient ways to implement functionality that would traditionally require design patterns, emphasizing the evolving nature of programming languages.

Design Patterns Are Temporary, Language Features Are Forever