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Using Groovy to Quickly Analyze Terracotta HealthCheck Properties

One of the considerations when configuring Terracotta servers with tc-config.xml is the specification of health check properties between Terracotta servers (L2-L2), from clients to server (L1-L2), and from server to client (L2-L1). Terracotta checks the combination of these properties’ configurations in high-availability scenarios to ensure that these combinations fall in certain ranges. This blog post demonstrates using Groovy to parse ...

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The TDD That Works for Me

Test-driven development (a.k.a. TDD) was rediscovered by Kent Beck and explained in his famous book in 2002. In 2014, David Heinemeier Hansson (the creator of Ruby on Rails) said that TDD is dead and only harms architecture. Robert Martin (the inventor of the SOLID principles) disagreed and explained that TDD may not work only in certain cases.   A few ...

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3 ways of using Docker Containers for Testing in Arquillian

Arquillian Cube is an Arquillian extension that can be used to manager Docker containers from Arquillian. With this extension you can start a Docker container(s), execute Arquillian tests and after that shutdown the container(s). The first thing you need to do is add Arquillian Cube dependency. This can be done by using Arquillian Universe approach: <dependencyManagement> <dependencies> <dependency> <groupId>org.arquillian</groupId> <artifactId>arquillian-universe</artifactId> <version>${version.arquillian_universe}</version> <scope>import</scope> ...

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JavaFX Animation Tool

Ok, I guess it is time to let you in on a little secret. The last three months or so I worked on a private project with the goal to create a tool that would allow me to easily create animations for Java desktop applications. JavaFX contains fantastic support on the API level for doing animations but for beginners or even intermediate ...

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[MEGA DEAL] Complete Java Programming Bootcamp (94%)

10 Courses (83.5 Hours) to Become a Java Master: Design UIs with JavaFX, Utilize Design Patterns, Master Multithreading & More Hey fellow geeks, This week, on our JCG Deals store, we have an extreme offer. We are offering the Complete Java Programming Bootcamp for only $39 instead of the original price of $740, yeap that is a massive 94% off. ...

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Index Data from a Relational Database into Elasticsearch – 1

java-interview-questions-answers

Elasticsearch provides powerful search capabilities with support for sharding and replication of the data. So we would want to index data available in our DB into Elasticsearch. There are multiple ways to index data into Elasticsearch: Use Logstash to setup source as DB and sink as Elasticsearch and use a filter if required to build JSON object. Use an external ...

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Debugging Grails 3, Spring Boot or Gradle with Eclipse

This is a small post for those who’s primary IDE is Eclipse for developing Grails 3 apps or plugins — and are still wondering how to debug their application. First of all, to clarify: there’s no “Grails” debugging, it’s just Spring Boot and Gradle these days, with Grails 3. Any way to debug these kind of applications allows you to ...

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