Key Takeaways. Java SE 10 (March 2018) introduced type inference for local variables, one of the most frequently requested features for Java in recent.; Type inference is a technique used by ...

For example, an array can store multiple data items in its various slots, and an object can store multiple data items via its fields. I refer to these data structures as aggregates .

The Java input/output (I/O) facilities provide a simple, standardized API for reading and writing character and byte data from various data sources. This article explores the I/O classes ...