SSRF is one of them, no not CSRF — Nowadays JWT is defacto for authentication. Long are the days of session cookies. Although some would kill to get them back. With new stuff, comes a headache. What’s this JWK for? What’s JOSE for? What happens if someone steals my token? Or cookie? Let’s dive into what can go wrong…

Few solutions to beat enum based state machines — If you’re an experienced developer, you’ve seen a state machine. Even the order process goes through several stages before completion. So what are the options to build a state machine nowadays? We could use enums, CQRS approach, or process per state, etc… Each of these can solve the problem. Even…

3 reasons why you should use enums in API — You use enums in APIs. But is this good practice or bad practice? You didn’t have any issues thus far with enums in API. So what could be the issue with enums? Why can’t you use enums as you want? Let’s make a difference between different APIs, and how enums…

What do startups look for in developers? — Are you fit for a startup? What are the qualities needed for startups? What’s needed to succeed in a startup? We all know startups are fast-paced, and challenging environments. But what skills do developers need to work in such an environment? Most corporate developers aren’t a fit for startups. They’re…

How to replicate Redis with test containers in Spring Boot — You need to connect to AWS ElastiCache Redis in Spring Boot. Also, you want to prepare for deployment. Let’s say you want to test some stuff on local Redis, and prepare for the AWS ElastiCache Redis. There are several problems you could run into. …

Resist the need for the making, and understand your biases — What should you do if you don’t have work freedom? What if you can’t decide on the approach to take? Some would say to build the thing. Deal with the consequences later. Even so, there could’ve been an easier path. You could have your solution out-of-the-box, and avoid the hassle. …

And how to guide inexperienced developers to improve these 3 traits — You work with some inexperienced Java developers. Or worked if you quit because of this job feature. What are some of the traits of inexperience? What can you do to combat this behavior? You’ll learn some of the tips to combat this ignorance. …

#3 String interpolation — There are a lot more than three Java features you wish. Even so, this story will talk about only a few. Packaging, streams, and string interpolation. We’ll cover what’s available today, and what are the alternatives if any. Let’s dive in. Satisfied with current packaging? Previous to Java 14 there was no native packaging…

3 reasons why JIT is still relevant, and makes your builds better, even though we have AOT — Can JVM survive in a cloud environment? Is JIT still useful? What tools can we improve using the AOT? How can we lower the memory footprint in JIT? Some developers find JVM an extra layer. As JVM was built to interpret bytecode, not to run in a container. …