Strings, StringBuffer, StringBuilder and StringTokenizer. Different ways to process strings. In this post, I show how to use Strings in Java.

A guide on how to set up your Spring Boot applications to emit traces and analyze them with Jaeger

Heap Memory, Stack Memory, Non-Heap Memory. In this post, I talk about Java memory management. How does Java garbage collect?

A guide to creating a new, custom security expression with Spring Security, and then using the new expression with the Pre and Post authorize annotations.

Customize OAuth2 client requests in Spring Security 5

<p>Hi, Spring fans! How’re you? I’m fresh off my three weeks respite and this is my first blog back on the clock officially! It’s so good to be back. I’ve been busy over the break, working on updating my <a href="https://joshlong.com">blog</a> and on updating…

This article shows how to implement partitioning mechanisms with Apache Kafka and a Vertx toolkit on the producer and consumer side.

Tutorial for how to work with properties files and property values in Spring.

Happy New Year :) An interesting set of articles this week, from HTTP to persistence optimization and some Dilbert.

Learn how to use Spring Cloud Load Balancer to create more fault-tolerant applications

An introduction to FaunaDB and how to integrate it into a Spring application.

Learn what is the best way to handle time zones java web application, from the web layer to Hibernate and the database.

Learn how to set up and manage user accounts on MySQL and how to configure Spring Boot to connect to it at runtime.

As a Java programmer, you will often need to work with date and time. In this post, we will learn how to get the current time of the day in Java applications. In Java, there are…

<p>On behalf of the team and everyone who has contributed, I am pleased to announce that Spring Framework <code>6.0.0-M2</code> and <code>5.3.15</code> are available now.</p>
<p>Spring Framework <code>5.3.15</code> includes <a href="https://github.com/spring…

<p>Hi, Spring fans! In this installment, <a href="https://twitter.com/starbuxman">Josh Long (@starbuxman)</a> talks to Spring Cloud Data Flow legend <a href="https://twitter.com/sabbyanandan">Sabby Anandan (@sabbyanandan)</a>.</p>
<iframe title="Spring Cloud…

There are pretty many technologies listed in the title of this article. Spring WebFlux has been introduced with Spring 5 and Spring Boot 2 as a project for building reactive-stack web applications. I have already described how to use it together with Spring…

<p>On behalf of the team and everyone who contributed, I’m pleased to announce the availability of the first round of milestones of the Spring Data 2022.0 and 2021.2 release trains.</p>
<h2><a href="#code-2021-x-code-vs-code-2022-x-code" class="anchor" name="code…

<p>On behalf of the team, I’m pleased to announce Spring Data service releases <code>2021.1.1</code> and <code>2020.0.8</code>.
Both releases ship with mostly bug fixes and dependency upgrades.
For your convenience, Spring Boot will pick up the artifacts…