The java.util.concurrent.Executors class provides factory methods for creating thread pools. Using a thread pool can improve performance by reusing threads rather than creating new ones for each task.

Java’s ConcurrentModificationException is thrown when a collection is modified while a Java Iterator is trying to loop through it. In the following Java code, the commented line will trigger the ...

The workaround today is to identify those instances with observation tools in the JDK, and to replace them with java.util.concurrent locks, which don’t suffer from pinning.