This exercise is about writing data into a database and while doing so it prepares the data for the next exercises. Reads cars-85…

This exercise is about writing data into a database and while doing so it prepares the data for the next exercises. Reads cars-85…

This exercise is about writing data into a database and while doing so it prepares the data for the next exercises. Reads cars-85…

Reads dataset cars-85 from KCBBook.sqlite DB, prepared in exercise1. The goal of this exercise is to read data from a database an…

Read the content of all epub books (pg1513.epub) from the folder, Thedata. One of the books is the tragedy "Romeo and Juliet". Wh…

This exercise is about applying some DateTime Manipulation nodes.

Read file date_time_ex2.csv Apply moving average to sales trend of last 12 months. This exercise applies two moving averages with…

Read file date_time_ex2.csv Apply moving average to sales trend of last 12 months. This exercise applies two moving averages with…

Read file date_time_ex2.csv Apply moving average to sales trend of last 12 months. This exercise applies two moving averages with…

This exercise is about global variables. Extract data rows from the sales.csv file for a specific month and year combination. Use…

This exercise is about global variables. Extract data rows from the sales.csv file for a specific month and year combination. Use…

This exercise is about global variables. Extract data rows from the sales.csv file for a specific month and year combination. Use…

Build the word cloud of a single forum user, for example "Vincenzo", the author of this book.

This exercise is about global and local variables. Define an engine size as global variable (300 for example). Find all cars with…

Apply the following transformations to different clusters in the data: cluster 0: x=x cluster 1: x=sqrt(x) cluster 2: x=x+iter# c…

Apply the following transformations to different clusters in the data: cluster 0: x=x cluster 1: x=sqrt(x) cluster 2: x=x+iter# c…

Starting from 15.01.2011 we build the course schedule for the 12 months. One course every month, on the 15th. To do that, we use …

Starting from 15.01.2011 we build the course schedule for the 12 months. One course every month, on the 15th. To do that, we use …

In this exercise, we clean up a file from duplicates. The easiest way would be to use a GroupBy node, group by contract IDs and t…

In this exercise, we clean up a file from duplicates. The easiest way would be to use a GroupBy node, group by contract IDs and t…