A practical guide to processing batch and stream data with the Apache Flink API for Java.
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REST Query Language – Implementing OR Operation
Learn how to extend the possibilities of your API by implementing the OR query operation
JasperReports with Spring
A quick and practical guide to setting up JasperReports with Spring.
Guide to Reactive Microservices Using Lagom Framework
Learn how to write a real application based on microservices using the Lagom framework.
A Guide to the Spring State Machine Project
Learn how to use Spring’s State Machine project, to represent workflows or any other kind of finite state machines for your system.
Map Serialization and Deserialization with Jackson
A quick and practical guide to serializing and deserializing Java Maps using Jackson.
Introduction to Testing with Spock and Groovy
A quick and practical guide to testing with Spock and Groovy.
A Guide to Redis with Redisson
A quick and practical guide to using Redisson for accessing Redis from a Java application.
Introduction to jOOL
Introducing jOOL’s main features, with typical usage examples
A Guide to ConcurrentMap
A quick and practical guide to ConcurrentMap in Java.
Java 8 Interview Questions(+ Answers)
A set of popular Java8-related interview questions and of course answers.
Java Web Weekly, Issue 161
A packed week in the Java ecosystem, discussing some of the upcoming changes in Java 9 and potentially Java 10 as well.
Iterable to Stream in Java
The article explains how to convert an Iterable to Stream and why the Iterable interface doesn’t support it directly.
A Collaborative Filtering Recommendation System in Java
Quick intro to the Slope One algorithm used to build a Collaborative Filtering Recommendation system in Java.
Spring Cloud – Securing Services
The article explains the challenges of securing Spring Cloud services and how to address them.
Integration Patterns With Apache Camel
A quick and practical guide to systems integration patterns with Apache Camel
Guide to Java URL Encoding/Decoding
The article discusses URL encoding in Java, some pitfalls, and how to avoid them.
Java Class Structure and Initialization Interview Questions
A set of common interview exercises from class structure and initialization in Java
Guide to Spring Session
The article introduces Spring Session a project that decouples session management from server container.
Java 9 Stream API Improvements
A quick and practical guide to Java 9 Stream API additions