Scaling the Vehicle Routing Problem
This article gives an idea of how the vehicle routing problem can scale for many vehicles and many stops. During solving of a problem, OptaPlanner tries …
Vehicle Routing with OptaPlanner in Practice
The vehicle routing problem (http://en.wikipedia.org/wiki/Vehicle_routing_problem) is an optimization problem to find good routes for many vehicles to serve workloads / visit multiple locations (customers) with a …
Java Object Mapping with Orika
In a layered application, you sometimes have similar class models for the same domain entities. One model could be mapped to a database (annotated for persistence), …
The Making of an Event-driven Stateless GUI
For the last few months we’ve been working hard on a new invention here at Viaboxx Systems, and now we think it’s time to tell the …
Announcing Flurfunk
Flurfunk, a simple Twitter-like service for small teams, is now open source. We created Flurfunk because we wanted an internal timeline where we could: post interesting …
Strongly Typed Camel BeanBindings
The Apache Camel framework offers powerful mechanisms to determine which method of your beans to invoke. These are described here in the Camel documentation: http://camel.apache.org/bean-binding.html. In practice, you have …
Automatic Documentation with Flex-UI-Tests
All software projects that produce GUI applications for users face the same problems: 1) How to maintain documentation, that is always up-to-date?Containing current screenshots showing realistic data, …
Groovy salutes you!
Some time ago in one of my previous projects, we had to generate customer salutations in emails and SMS texts in various ways, like these example …
Simple and fast prototyping with Maven
Sometimes you are not working in the big enterprise project with thousand lines of code. You just want to play with a new library or a …
Java interoperation with a Native DLL using JNA
Imagine you get a static link library (.lib file) whose functions need to be invoked from a Java application. You cannot link the library to your …