Mon 7 September 2020
Geoffrey De Smet
It’s a wrap! Last week, during the online OptaPlanner Week event, we had 10 talks by 13 speakers across 3 days with - per day - up to 250+ live attendees and 1300+ viewers afterwards. We’ve split up the talks into separate videos for your convenience, watch them below. Big thanks to all speakers...
Tue 7 April 2020
Geoffrey De Smet
Traditionally, to scale out with OptaPlanner, you had to learn DRL. No more. With the new Constraints Streams API, inspired by Java 8 Streams and SQL, you can now write your constraints in Java (or Kotlin or Scala) and still benefit from incremental calculation. Underneath, Constraints Streams (CS) still use the powerful Drools engine. We also...
Tue 22 October 2019
Julian Cui
To help you solve employee shift rostering challenges, we maintain an end-to-end web application called OptaWeb Employee Rostering. It is a web application that optimizes shift scheduling for maximum efficiency and fairness for employees. Scheduling guards is very different from scheduling nurses, therefore you can fork and customize the code to your requirements. Recently,...
Thu 9 May 2019
Musa Talluzi
The more smart devices are connected to the internet, the more in need of smarter systems we are. These systems should monitor, automate and maintain these devices in a robust and efficient way. In this demo, we simulate a factory plant containing multiple pieces of machinery. The system we built monitors these...
Tue 9 January 2018
Geoffrey De Smet
What is the fastest way to read a getter from a Java class without knowing the class at compilation time? Java frameworks often do this. A lot. And it can directly influence their performance. So let’s benchmark different approaches, such as reflection, method handles and code generation. The use case Presume we have a...
Geoffrey De Smet
Radovan Synek
Paul Brown
Michal Tomčo
Jiří Locker
Geoffrey De Smet
Walter Medvedeo
Lukáš Petrovický
Julian Cui
Geoffrey De Smet
Geoffrey De Smet
Geoffrey De Smet
Geoffrey De Smet
Geoffrey De Smet
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