Tutorials

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Java Challengers #4: Comparing Java objects with equals() and hashcode()

What is the contract between equals() and hashcode()? Learn how these methods work together when comparing Java objects

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What is the JRE? Introduction to the Java Runtime Environment

The JRE creates the JVM and ensures dependencies are available to your Java programs. It also plays a vital role in devops and cloud configurations

Exploratory Art/Tech Residency. Building a reactive physical structure for an AV live performance.

Mastering Spring framework 5, Part 2: Spring WebFlux

Build reactive web applications using Spring WebFlux annotations and functional programming techniques

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Java 101: Mastering Java exceptions, Part 2

Take your Java exceptions to the next level with stack traces, exception chaining, try-with-resources, final re-throw, and more

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What is the JDK? Introduction to the Java Development Kit

The JDK is a key platform component for building Java applications. At its heart is the Java compiler

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Java 101: Mastering Java exceptions, Part 1

Everything you need to know about throwing, trying, catching, and cleaning up after Java exceptions

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Java 101: Datastructures and algorithms in Java, Part 5

In addition to singly linked lists, Java offers several other types of list that you can use to search and sort stored data in your Java programs.

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Java Challengers #2: String comparisons

How String methods, keywords, and operators process comparisons in the String pool

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What is the JVM? Introducing the Java virtual machine

The Java virtual machine manages system memory and provides a portable execution environment for Java-based applications. Developers reap the rewards in performance, stability, and predictable runtimes.

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Big data analytics with Neo4j and Java, Part 2

The tricky part of Neo4j is learning to work with its Cypher Query Language, which requires thinking graphically. Once you've got that down, writing a Java application that integrates with your Neo4j data store is easy.

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Java 101: Datastructures and algorithms in Java, Part 4

Learn how to search and sort linked lists in Java! Examples in this tutorial demonstrate how to create a singly linked list, insert and delete nodes in a singly linked list, and more. Find out which algorithms are most used to sort...

Java Q&A post 36: Language oddities

Java language oddities

The Java language includes various behaviors that may puzzle newcomers to the language. This post examines three such behaviors involving arrays, bytes and shorts, and private fields and methods.

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Java 101: Datastructures and algorithms in Java, Part 3

Multidimensional arrays are useful for complex computing scenarios, and ragged arrays can help conserve memory for big data applications. Learn how to create multidimensional arrays and ragged arrays and use them in your Java programs....

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Base64 encoding and decoding in Java 8

Java 8 will be remembered mainly for introducing lambdas, streams, a new date/time model, and Nashorn--but don't miss the new Base64 API. It could be just what you need to ensure data integrity in transit.

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Programming with Java APIs, Part 2: API definitions

Take Swagger for a test drive with this hands-on introduction to Java API programming with OpenAPI, Spring Web MVC, and Angular 2

Java 101: Datastructures and algorithms, Part 2

Java 101: Datastructures and algorithms in Java, Part 2

Get started with one-dimensional arrays and array variables, then try out five algorithms for searching and sorting arrays in your Java programs

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Programming with Java APIs, Part 1: OpenAPI and Swagger

Get started with API-driven development for cloud and microservices architectures

Web services in Java SE, Part 4: SOAP with Attachments API for Java

Learn about SAAJ and other advanced Java SE Web service features

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