Turn Your Head Around with José and Jean-Michel's Java Quizzes
summary
A live, interactive Java quiz session that explores lesser-known features and pitfalls of Java: null handling, immutability practices, object equality semantics, and surprising behaviors in common Collection classes. Participants use their smartphones to answer quiz questions, and each question is demonstrated with code examples and explained with concrete answers.
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chapters (14)
- 0:00Java quiz intro
- 1:09Hosts and rules
- 3:19String question
- 6:54Numeric literals
- 11:24Java 21 addition
- 15:43Predicates and lambdas
- 21:07Lists and remove()
- 24:01Streams and side effects
- 29:03Generics question
- 33:49Primitive equality
- 36:46Generic methods
- 40:39Annotations and receivers
- 43:49Prime numbers finale
- 45:51Summary
