Build a key-value store that handles 10,000 concurrent clients using java.nio.channels.Selector . Implement persistence using serialization and ByteBuffer.
Implement custom Collector implementations for complex object groupings. Reactive Streams Specification ADVANCED JAVA PROGRAMMING.pdf
for (int i = 0; i < 1000; i++) new Object(); Build a key-value store that handles 10,000 concurrent
This is the core of Spring. Instead of the programmer creating objects manually (e.g., new Car() ), the Spring container manages the creation and lifecycle of objects. This promotes "loose coupling"—where changes in one part of the code don't break other parts. i++) new Object()
Regions-based collector designed for multi-gigabyte heaps with predictable pause times.