Java

The PlantUML is the best solution to create UML (Unified Modeling Language) and Sequence Diagrams in your Java application and put this as a good practice of software development. …

In this blog post we will take a deep dive into Coherence Aggregators. We will describe how aggregators work, go over the built-in aggregators and provide a sample where we create a custom aggregator. Concepts In the previous article Deep Dive: Queries we took a closer look on how to query…

When we write code for java streams, we take a source, apply intermediate operations to it, and add a terminal operation. These intermediate operations can be filtering out even elements, sorting all the elements or having distinct elements. In the terminal operations, you can have operations like the sum/average of…

Your Definitive Guide to Master the Date & Time API in Java. In Java 7 and earlier versions, the Date and Calendar classes in the java.util package were used to handle date and time. However, these classes had some limitations , leading to the introduction of the more modern java.time…

I have been working a lot with Java annotation processors in the past few years. Some tools were born along the way that are helping to build annotation processors in a more efficient way. It seems that now would be the perfect time to share my experiences and to give…

Most Data Scientists build their models in Python and R. Only in very specific cases it is necessary to use another language (a more efficient one). For example, if you want to make very fast inferences (Predictions) on a streaming of data. Here we will see a simple example of…