Jacoco is the most common tool for retreiving test coverage. It supports different outputs like HTML, XML or CSV. I’d like to show you how to configure Jacoco in your Kotlin project with Gradle. Let’s start with a basic Gradle Read more…
Uncle Bob, who is widely known in the development scene, published his new book in late 2017. You may read Clean Code from Uncle Bob. I highly recommend reading this book. Description from Amazon: By applying universal rules of software architecture, Read more…
Kotlin in Action was published in the end of 2016 by the creators of Kotlin themselves. It gives you deep insights of the history, as to why it was created, a great introduction and more advanced features. I highly recommend Read more…
Amazon recently announced the support for version 6.3 (and 5.6) for AWS Elasticsearch. They also improved the upgrade mechanism to automatically upgrade Elasticsearch clusters with zero downtime, without any hustle on your side. See the official blog post for instructions on Read more…
The latest SonarQube release 7.3 supports analyzing Kotlin out-of-the-box. New SonarQube release! 🎉Analyze @kotlin , #CSS , and chase down vulnerabilities like a pro with SonarQube 7.3 💪https://t.co/KreApK4wgk— SonarQube (@SonarQube) 13. August 2018 SonarQube recognizes cognitive complexity, duplications and other Read more…
SonarQube Setup Start by downloading SonarQube from the official website. Unzip and navigate to the bin directory, you should see multiple folders linux-x86-32 linux-x86-64 macosx-universal-64 windows-x86-32 windows-x86-64 Navigate into the folder depending on your current operating system, i.e. linux-x86-64. Execute Read more…
In this short tutorial we focus on writing/reading Java Properties files without external dependencies. Quoting Wikipedia: .properties is a file extension for files mainly used in Java related technologies to store the configurable parameters of an application. They can also Read more…
The XRebel Java Profiler ist a lightweight Java Profiler frmo zeroturnaround, the makers of JRebel and also the Optimizer for Eclipse Plugin (Speeding up Eclipse). To include the profiler in your web application, a single VM argument needs to be Read more…
What are transactions and why do we need them? The classic, relational database systems, such as MySQL, Postgres come with ACID (Atomicity, Consistency, Isolation, Durability). We start a transaction, execute our database changes and commit. If a single action fails, Read more…
Java 8 introduced Lambas (or Closures). The Iterable and the Collection interface received some new methods. The API allows a functional programming approach – which was barely possible before. In this Java 8 Lambda Tutorial, I want to introduce you Read more…