Skip to main content

DataTreeMap

..is a data mining compendium and a place about data collection, analysis and visualization IDEAS.

Latest Posts on Java data stuctures



How to with Java input / output.

May 7, 2017 19:00 PM

If you want to use Java for data analysis then you will find the input / output is very important. For example, for reading data from a file and analysing those data with a certain algorithm. After that you may want to print out the results into a new file and use it for making a fancy visualization.

continue reading...


How to with Java Collection data structures.

May 2, 2017 23:00 PM

This guide is on how to use Collections Java API for structuring data and for fast analysis. In fact Java data structures may handle large datasets in a very efficient way. In this guide you find examples on data structures such as List, HashMap, LinkedList, TreeMap and Set.

continue reading...


How to read, transform and print a file in Java.

April 4, 2017 19:00 PM

There are many applications in which is necessary read data form a csv, tsp or txt file, and parse this information in different ways and then print it out transformed in some way. This article guide is on how to read, transform and print a csv file in Java

continue reading...