APOTHEM

Although Java is probably not the first programming language to come to mind for scientific computing, there are several projects and libraries that try to bridge the gap. One prominent example is from the Apache Commons project: Apache Commons Math, a group of specialized mathematics and statistics components, has been …

A common task when developing user-facing applications is to parse command line parameters to turn them into runtime options. The task is certainly repetitive and prone to error when it is reimplemented time and again, but another little library from the Apache Commons project makes it definitely an easier and …

Today we are back to the Apache Commons project with a library for string manipulation and comparison, Apache Commons Text. The library can be a lightweight alternative to larger NLP libraries or a good complement to the powerful StringUtils class from the Apache Commons Lang library. What I really like …

In this article we will see how to use Apache Solr for an unusual use case: we will not use it for text search but, rather, for content-based image retrieval. In other words, we will use Solr to search for images by using... images! We will use a Solr plugin …