Teeing, a Hidden Gem in The Java API
DZone Last week, I described a use-case for a custom Stream Collector. I received a intriguing comment on Twitter: Hats…
A Real-World Example of a Stream Collector
DZone Java Stream’s Collectors methods fit most use-cases. They allow returning either a Collection or a scalar. For the former,…
Making Pivot Tables with Java Streams from Databases
DZone Raw data from database rows and tables does not provide much insight to human readers. Instead, humans are much…