Wordle rose to a meteoric success with multiple articles in The Guardian and The New York times and I get why. The game is simple, elegantly made, and it gives you just enough each day to keep you hooked. How it’s built As a software engineer, I like to know how things are made from […]
At Relay42 we rely heavily on Terraform for both our infrastructure on AWS and our monitoring in Datadog. Like the most of users of Terraform, we have been waiting long for the new release which brings a lot of changes: Terraform 0.12 is a major update that includes dozens of improvements and features spanning the breadth […]
How to make Lombok copy @Qualifier on generated constructors for a Spring Component/Service In the previous part of my blogpost I mentioned that it is now possible to actually add @Qualifier to a field in Spring-wired class and it’d be properly wired. Without further ado: This file contains hidden or bidirectional Unicode text that may […]
The State of Dependency Injection “Field injection is evil” It is not a widely known fact, but the de-facto modern standards in dependency injection, as far Java and Spring are concerned, were born and solidified by the rather famous Spring blog post “How not to hate Spring in 2016” and also in this article by […]
Ui-bootstrap is a wonderful Swiss-army knife for any javascript developer that wants to get things looking sleek and get going fast. Name whatever you need: calendars, fancy buttons, collapsible content, tooltips, modals (popups); this collection of libraries delivers. $modal is a widely used service to create dialogs/popups and its usage is very straightforward, However, the […]
In a previous post I briefly mentioned the wonderful Axon library and promised to provide a closer look at its features. Here is a long overdue closer look on Sagas. Sagas Axon has the notion of a Saga, a complex and long-lasting business transaction. Take, for example, the following situation: you have a user and this […]
Recently I have been fiddling with Angular and have noticed that there are not many tree directives around, or they are very basic. AngularJsTree is one fully angular tree, but it was too hard to configure and we have already been using Dynatree largely in our app, so we weren’t actually looking forward to convetring our tree […]
First of all, as a Java developer you should be using a build tool, whether it be Ant, Maven, Ivy, Gradle or some combination of those (you like complicating things, don’t you), or some OSGI container. If you are not, you should be. Period. It is an undeniable fact that Maven and Spring are highly used […]
Recently I have been busy developing an app using (among others) the wonderful Axon library. Axon is an implementation of the CQRS pattern, and a pretty good at that. Axon and CQRS, a first look The nice thing about Axon and CQRS is that you are completely in control over your db schema. Let’s say you […]
Sometimes when you are testing a service call, you want to check that any intermediate calls it made (dao requests, api calls, etc) were called with the appropriate arguments, so in a sense, it is not the end result that you are interested that much, by the intermediate calls that were made by your method. […]
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