I would like to extend a heart-felt thanks to the developers of the software packages detailed in this document. The quality of their products is of a commercial level, yet they keep the spirit of free software alive. Well done! .:: docs.google.com ::. [Scientific Data: NumPy] .:: log.concept2.com ::. .:: telegra.ph ::. .:: writeablog.net ::. .:: www.just.edu.jo ::. [Library: Big data]