In this post, we’re going to explore how to validate an incoming JSON payload in a Spring Boot application. I wanted to use this exercise as a way to learn both validation, and automated testing. So we’re going to see unit tests for the validation logic in isolation, and also how this comes together with … Read more
In this post, we’re continuing with our Spring Boot guestbook example, but this time we’ll be adding persistence by integrating a PostgreSQL database. While the overall process is fairly straightforward and well-documented, there were a few things that caught me off guard along the way. One challenge I faced was integrating Spring Data repositories with … Read more
In this post, I’m going to explore the options available for someone who wants to use their computer primarily by voice. The reason for this exploration is that, last Thursday (at the time of ‘writing’), I had the misfortune of falling off my bike and breaking my collarbone. This is the first time in my … Read more
In this blog post, I will continue building on the Spring Boot guestbook example by taking it a step further and integrating Thymeleaf templates. The goal is to have Thymeleaf views coexist alongside the REST endpoints, allowing users to interact with the guestbook either through a traditional Spring MVC interface or via RESTful API calls. … Read more
I’ve got an idea for a much larger scale Java project, but I want to work my way up from the bottom and make sure I’ve nailed the basics before diving in too deep. For a long while I’ve wanted to do more Java posts on here, but I couldn’t figure out a way to … Read more
Remember back to being a newb with Spring Boot? No? Well, feel free to tag along with my current experiences and chuckle away as you go. For today I wanted to run my first Flyway migration in a Spring Boot project, and for seemingly inexplicable reasons, the migration file never ran. OK, so let’s quickly … Read more
I recently finished a really big refactoring from NextJS 13 to NextJS 14, mostly prompted by the server actions stuff, allowing me to entirely drop a publicly exposed GraphQL service, and do everything in backend Postgres. That all worked wonderfully. Very pleased with that – any time I can delete stuff and yet maintain the … Read more
A simple one on the surface of it, but I couldn’t find a quick answer. Hopefully this saves you some time Let’s say you have a Google Sheet where you have a bunch of rows, and you want to count the total number of rows in a range dynamically. In other words, when you add … Read more
