1. When a thread is in a queue for a currently locked object, it is said to be in contention for that lock. 
2. A code cache is the area of memory where the Java Virtual Machine (JVM) stores generated native code.
3. -XX:NonProfiledCodeHeapSize.
4. Lint and doclint are sources that report warnings to javac.
5. hotspot/test/testlibrary/jit-tester.
6. -Xshare:off.
7. FXML.
8. Prior to Java 9, string data was stored as an array of chars. 
9. Starting with Java 9, strings are now internally represented using a byte array along with a flag field for encoding references.
10. OpenType is an HTML formatted font format specification.