linking Iterators together in this manner is more efficient (and convenient) than reading out the contents of each Iterator into a List and creating a new Iterator.
Apache Spark is an open source big data processing framework built around speed, ease of use, and sophisticated analytics. In this article, Srini Penchikala talks about how Apache Spark framework helps with big data processing and analytics with its standard API. He also discusses how Spark compares with traditional MapReduce implementation like Apache Hadoop.
U. Schindler, and I. Drost. Java Magazin, (2010)Zusätzlich interessante Punkte die im Artikel erwähnt werden:
1) Die Häufigkeit einzelner Suchanfragen ist meist zipf-verteilt.
2) Abstandsberechnung bei Geodaten über Haversinus.
3) Cartesian Tiers
4) Wissenschaftliches Infosystem PANGAEA
5) KML Regionen Dokumentation von Google
6) Geohshes.