0:00 What is ReentrantLock in Java?
0:25 What is CountDownLatch in Java?
0:50 What is CyclicBarrier in Java?
1:10 How does CompletableFuture chaining work?
1:30 What is a parallel stream in Java?
1:50 What is the difference between soft and weak references?
2:10 What is a phantom reference in Java?
2:30 What are common mistakes while using Optional in Java?
2:50 What is ConcurrentSkipListMap in Java?
3:10 What causes memory leaks in Java?
3:30 What are GC roots in Java?
3:54 What is ForkJoinPool in Java?
4:15 What is a method reference in Java?
4:33 What is a record class in Java?
4:51 What is a sealed class in Java?
5:10 What is switch expression in Java?
5:28 What are virtual threads in Java?
5:42 Why is Optional preferred over returning null?
6:02 How does CopyOnWriteArrayList work?
6:20 What is Supplier interface in Java?
6:36 What is Predicate interface in Java?
