These elements must be identified by at least one “index” or “key.” There are multiple data objects in Java that we could describe as arrays, therefore. We refer to the first as the ...

Java collection classes allow a developer to keep track of contained items in one of two ways, either by an indexed count or a key. This creates an obvious limitation where multiple values can’t be ...

Phil Goodwin, Staff Engineer at Sun Microsystems. Produce scalable, reliable, high-performance Web-enabled applications in Java. Web infrastructure is everywhere. And yet until this book there was no ...