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Rating 26 years of Java changes
I first started programming Java at IBM back in 1999 as a Pre-University Employee. If I remember correctly, we had Java 1.1.8 installed at that time, but were moving to Java 1.2 (“Java 2”), which w…
Neil Madden
Thoughts on application security, applied crypto, philosophy and logic
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2
Java sealed classes and exhaustive pattern matching
Java 17 introduced sealed classes, which allow you to explicitly list the allowed sub-types of an interface or base class. For example, here’s a toy example using a sealed interface and records (in…
3
Parse, don’t type-check
There’s a fantastic article from last year titled Parse, don’t validate. I’d highly recommend it to any programmer (along with the more recent follow up Names are not type safety). The basic idea i…