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The six roles of the interface
Java's interface language feature often puzzles newcomers to this language. Jeff eliminates this mystery by presenting the six roles that interfaces play in the Java language.
Java 101: Class and object initialization in Java
This final installment in the "Java 101: Foundations" series introduces all of Java's features for initializing classes and objects.
Java 101: Polymorphism in Java
Learn how to use subtype polymorphism to execute different forms of the same Java method
Functional languages: What they are, where they're going
Functional languages require that you rethink your approach to programming -- get tips from the developers of Clojure, Scala, and F#
10 amazing algorithms for the real world
Algorithms are used for a range of purposes – medical, social, and whimsical
Explore the design and implementation of a Swing-based library that provides the user interface for the game of checkers.
Java 101: Inheritance in Java, Part 2
Get to know the ultimate superclass of Java's class inheritance hierarchy: java.lang.Object.
Java 101: Inheritance in Java, Part 1
Learn the basics and more of Java inheritance, one of the fundamental concepts of object-oriented programming. Get your head around inheritance concepts and syntax, then go hands-on with the mothership of all Java classes:...
Java 101 primer: Composition and inheritance
A quick guide to the composition technique in Java programming. Learn how to use composition to resolve the well-known problem with inheritance.
JavaFX improvements in Java SE 8u40
JavaFX 8u40 added support for accessibility, standard and custom dialogs, a spinner control, and text formatting. Learn about these new capabilities in this installment of Java Q&A.
7 agile certifications to take your career to the next level
How agile are you? One of these certification programs could help you, and your future employer, find out.
6 things all good software code has in common
Developers know that not all code is created equal, but how do you tell the difference between solid gold code and code that's merely mediocre?
The terrible 10: Programmers’ biggest frustrations
Like any other job, programming has its downsides – here are 10 of them
Java 101 primer: Fields and methods in Java
Learn how to handle fields and methods right, with these seven advanced techniques for object-based programming in Java.
Java 101: Classes and objects in Java
Learn how to make classes, fields, methods, constructors, and objects work together in your Java applications.
Head-scratchers: 11 confounding programming language features
Programming languages are full of peculiarities but these oddities tend to make developers say “WTF?” more than most
What REPL means for Java
Read-eval-print-loop functionality is coming to Java in 2016. Find out how JShell will change the way that developers learn and write Java code.
Java 101: Deciding and iterating with Java statements
Learn how to use statements like if, if-else, switch, and while to specify expressions, make decisions, and iterate in your Java programs.
Java 101: Evaluate Java expressions with operators
Continue learning the fundamentals of Java programming, with this Java 101 introduction to using operators to write compound Java expressions.
NIO.2 cookbook, Part 3
Leverage file-visitor, glob/pathmatcher, and directory-watcher features for advanced tasks in NIO.2.
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