David Flanagan

TL;DR: This Fifth Edition is completely revised and expanded to cover JavaScript as it is used in today's Web 2.0 applications, with new chapters that explain everything you need to know to get the most out of JavaScript.

TL;DR: The Ruby Programming Language documents the Ruby language definitively but without the formality of a language specification, and is written for experienced programmers who are new to Ruby, and for current Ruby programmers who want to challenge their understanding and increase their mastery of the language.

TL;DR: Java Examples in a Nutshell picks up where that book leaves off, providing a suite of example programs for novice Java programmers and experts alike, and explores the wide range of what is possible with Java 1.1.

TL;DR: The third edition of Java in a Nutshell covers Java 1.2 and 1.3 beta and includes a description of the syntax of the Java language, written in a tight, concise style, that can serve as both a fast-paced tutorial and a language reference as discussed by the authors.