How to Sort Map by values in Java 8 using Lambdas and Stream
http://www.java67.com/2017/07/how-to-sort-map-by-values-in-java-8.html

Wydanie Postgresql10
https://wiki.postgresql.org/wiki/New_in_postgres_10

1.1 Billion Taxi Rides with Spark 2.2 & 3 Raspberry Pi 3 Model Bs
http://tech.marksblogg.com/billion-nyc-taxi-rides-spark-raspberry-pi.html

#interfacesmieci