Stuart Marks questions

Stuart Marks answers

• Why would you want a different iteration order for each JVM run for immutable sets and maps? [duplicate]
• How to be notified when thread goes down?
• override toString() method in class Optional
• Java - How to get list of elements best on certain condition
• Creating complex objects using Collectors.groupingBy
• Is the method "hasOnlyElementsOfType" deprecated in Assertj 3.16.1
• Counting Inversions using TreeSet Java
• ConcurrentHashMap and its operations
• Why does IntStream.average() always return correct result while LongStream.average() sometimes doesn't?
• How to use the method "removeIf" using a Predicate in a ArrayBlockingQueue