Java. Solving Practical Problems

The book covers tasks encountered in the daily work of any developer in the Java environment. It includes over 300 applications containing more than 1000 examples. Effective practical techniques and technical solutions are demonstrated, taking into account code complexity, performance,... readability, and much more.
Strings, numbers, objects, arrays, collections, and data structures are discussed, as well as working with dates and times. Tasks on type logical inference and file input/output are presented. Problems related to the Java reflection API are introduced. Special attention is paid to functional programming, concurrency tasks, rules for working with the Optional class, as well as the HTTP-client API and WebSocket protocol API.