Spring adopts new versioning schemes, and an in-depth look at Java’s new text blocks feature.
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Using Guava’s MapMaker
Learn how to use Guava’s MapMaker class to create maps with weak references.
Testing Multi-Threaded Code in Java
A comprehensive guide to testing multithreaded code in Java.
Boruvka’s Algorithm for Minimum Spanning Trees in Java
Learn about the Java implementation of Boruvka’s algorithm for finding a Minimum Spanning Tree (MST) of an edge-weighted graph.
Java Weekly, Issue 322
A solid overview of the Quarkus container-first framework for Java, and Spring Core Framework has a couple of new releases.
Guide to the Cactoos Library
Explore the Cactoos library and some of the classes it provides for string and data structure manipulation.
Get the Current Date Prior to Java 8
Learn how to get the current Date in Java using several techniques prior to Java 8.
Categories in Groovy
Learn about the Groovy categories metaprogramming feature that can enable additional features on classes
OCP Certification – Advanced Java Class Design
Learn some tips on common aspects of the OCP Certification exam.
Implementing a Simple Blockchain in Java
A simple reference implementation of a simple blockchain in Java.
FreeMarker Common Operations
Check out the most common features in FreeMarker.
The Spring @Qualifier Annotation
@Autowired alone isn’t sometimes enough to disambiguate dependencies. You can wire more exactly using the @Qualifier annotation. @Primary can also help.
Setting the MySQL JDBC Timezone Using Spring Boot Configuration
Learn how to directly set the timezone for a MySQL JDBC Connection via Spring Boot.
Integrating Groovy into Java Applications
Learn about the latest techniques to integrate Groovy into a Java application
Tabnine – My First Experience Working with an AI Assistant in Java
A quick exploration of Tabnine – a really cool coding assistant that make development simpler, and most importantly – a lot faster.
Derived Query Methods in Spring Data JPA Repositories
Explore the query derivation mechanism in Spring Data JPA.
Batch Insert/Update with Hibernate/JPA
Learn how to use batch inserts and updates using Hibernate/JPA
How to Process YAML with Jackson
Learn how to use Jackson to read and write YAML files.
Introduction to SPNEGO/Kerberos Authentication in Spring
A quick and practical overview of Spring Security and Kerberos integration.
An Introduction to Refactoring with IntelliJ IDEA
Learn a few helpful tips for working more productively with IntelliJ.
