November 2024
Intermediate to advanced
499 pages
12h 13m
English
Content preview from Core Java for the Impatient, 4th Edition
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Chapter 3 ▪ Interfaces and Lambda Expressions
Java was designed as an object-oriented programming language in the 1990s when object-oriented programming was the principal paradigm for software development. Interfaces are a key feature of object-oriented programming: They let you specify what should be done, without having to provide an implementation.
Long before there was object-oriented programming, there were functional programming languages, such as Lisp, in which functions and not objects are the primary structuring mechanism. Recently, functional programming has risen in importance because it is well suited for concurrent and event-driven (or “reactive”) programming. Java supports function expressions that provide a convenient bridge ...
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