Java Resources

The Stream debugger is a hidden gem for working with Java Streams. Check out this tutorial to learn how to debug Java streams with IntelliJ.

September 26, 2018

by Per-Åke Minborg

· 33,764 Views · 12 Likes

Spring Integration: SFTP Download Using Key-Based Authentication

Let's take a look at Spring Integration as well as explore SFTP download using key-based authentication.

September 26, 2018

by Pavel Sklenar

· 45,879 Views · 3 Likes

Spring Boot: Messaging With RabbitMQ Pub/Sub in PCF

Want to learn more about using the RabbitMQ messenger? Check out this tutorial on how to create a messaging model with Spring Boot.

Updated September 25, 2018

by Prasanth Mohan

· 20,664 Views · 5 Likes

Bootiful GCP: Spring Cloud Stream with Google Cloud Pub/Sub

Check out how the Spring integration with Google Cloud can help you create message-driven microservices and cut down on code.

Updated September 25, 2018

by Laszlo Csontos

· 12,191 Views · 5 Likes

How to Sort a Map by Value in Java 8+

Want to learn more about sorting a map value in Java 8 or above? Click here for more about sorting maps in this tutorial.

September 24, 2018

by Yogen Rai

· 172,760 Views · 33 Likes

How to Configure an OAuth2 Authentication With Spring Security (Part 1)

Want to learn how to configure OAuth 2 authentication with Spring Security? Check out this post to learn more about OAuth 2 authentication with different data sources.

September 24, 2018

by Denis W S Rosa

· 86,794 Views · 9 Likes

Setting Up Static Code Analysis for Java

Need help setting up static code analysis for your Java project? Check out this tutorial on how to set up the static code analysis.

September 24, 2018

by Mladen Bolic

· 25,245 Views · 4 Likes

Spring Boot Listener for AWS SQS With Spring Cloud

This tutorial will demonstrate how to set up your Spring Cloud instance to listen for messages on your Amazon SQS queue.

September 21, 2018

by Bill Schneider

· 40,486 Views · 1 Like

How to Access the Current Logged-In Username in Spring Security

Need help finding the current logged-in username in Spring Security? Check out this post to learn how using the SecurityContext and SecurityContextHolder classes.

September 20, 2018

by Javin Paul

· 299,014 Views · 10 Likes

CRUD Application Using Spring Data Solr and Spring Boot

A quick and practical introduction to Spring Data Solr, covering how to make the basic configurations, define repositories, and perform CRUD operations.

September 20, 2018

by Dinesh Rajput

· 36,563 Views · 6 Likes

Top 5 IntelliJ IDEA and Android Studio Courses for Java and Android Development

Looking to improve your IDE knowledge? Check out this post on the top online courses for learning IntelliJ IDEA and Android Studio for Java and Android development.

September 20, 2018

by Javin Paul

· 21,377 Views · 5 Likes

Spring Boot Autoscaler

Auto-scaling is something everyone wants, especially in the world of microservices. Let's see how to accomplish it in a Spring Boot-based application.

September 20, 2018

by Piotr Mińkowski

· 42,545 Views · 14 Likes

Ultra-Low Latency Querying With Java Streams and In-JVM-Memory

Learn how you can drastically speed up query performance and in-JVM-technology and Java Streams.

September 20, 2018

by Per-Åke Minborg

· 8,307 Views · 8 Likes

How to Run Any Dockerized Application on Spring Cloud Data Flow

Let's address the issue of including any Docker image while building data pipelines using Spring Cloud Data Flow, which can natively interpret only Spring Boot images.

Updated September 19, 2018

by Randhir Singh

· 12,000 Views · 4 Likes

The Ultimate Guide to the Java Stream API groupingBy() Collector

Still a bit puzzled by what the groupingBy() collector can do in the Java Stream API? Check out this guide on using the groupingBy() collector to its fullest potential.

September 19, 2018

by Grzegorz Piwowarek

· 123,767 Views · 38 Likes

Why Kotlin Is the Future of Android App Development?

Want to learn more about the future of Android app development? Check out this post about Kotlin and how it is the future of Android apps.

September 18, 2018

by Amit Manchanda

· 29,068 Views · 2 Likes

ActiveMQ Performance Testing

Love ActiveMQ for your messaging? Let's take a look at some performance problems that can appear and some tips to avoid running into them.

September 17, 2018

by David Green

· 16,332 Views · 5 Likes

Java Reflection, but Faster

Want to learn more about the fastest way to read a getter from a Java class? Check out this post where we explore how to do this with Java Reflection

September 17, 2018

by Geoffrey De Smet

· 58,130 Views · 51 Likes

Run a Spring Batch Job With Quartz

Want to learn how to run a Spring Batch job with Quartz? Check out this tutorial to learn how to with the Quartz scheduler and sample code!

September 16, 2018

by Sagar Pandit

· 57,651 Views · 3 Likes

JDK 12 Switch Expression Encountering Unanticipated Enum Value

Want to learn more about handing the unanticipated enum value in the JDK switch expressions? Check out this post to learn more about how to handle switch expressions.

September 14, 2018

by Dustin Marx

· 10,186 Views · 3 Likes

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