Java Garbage Collection remains a topic of major interest even after 25 years. Many developers are still confused about the fundamentals, even of the most widely-used implementation (Parallel).

Bio Gil Tene is CTO and co-founder of Azul Systems. He has been involved with virtual machine technologies for the past 20 years and has been building Java technology-based products since 1995.

One of the nasty little traps a Java developer can run into occurs when Collection.contains (Object) is not used with appropriate understanding. I demonstrate this potential trap in this post.