Learn about the new Java 10 "var" type, and experiment using JShell with this hands-on tutorial on how to reduce boilerplate code using new type inference for local variables.

The Java compiler typically allows implicit compatibility for an assignment only if there is no danger of losing information at runtime between the different types.

Type erasure is when the Java compiler, at compile-time, removes all generic type information in the code after it has been checked for type correctness. All generic types are replaced by their ...

Because GraalVM is the first compiler of its kind written completely in Java —a memory-safe language designed for productivity—unlike other compilers, it’s easy for developers to read and ...