Archive for August, 2011

Vector Graphics Processing in Java

Aug 02 2011

Most common computer images are stored as arrays of pixel data or raster graphics. Formats such as PNG, and JPEG are classic examples of this. Vector Graphics are stored as operations that are instead “code” for drawing the image on the fly. In this article we will explore using a few different open source libraries to convertEMF, Postscript […]

Lucene Query Syntax for SQL

Aug 02 2011

Lucene provides a rich query syntax allowing users to easily create simple queries and scale up to complex ones. A number of search back-ends are built on top of Lucene nowadays such as ElasticSearch and Solr. In this article we will explore using Lucene’s query syntax against relational databases. We used Groovy here, but it […]