Data Science Interview: Prep for SQL, Panda, Python, R Language, Machine Learning, DBMS and RDBMS – And More – The Full Data Scientist Interview Handbook by ACE PREP DSI

Author:ACE PREP, DSI
Language: eng
Format: epub
Publisher: Data Science Interview Books
Published: 2022-01-05T00:00:00+00:00

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12. What would you do if you had to make a new R6 Class?

To begin, we'll need to develop an object template that contains the class's "Data Members" and "Class Functions."

These components make up an R6 object template:

Private DataMembers

Name of the class

Functions of Public Members

13. What do you know about the R package rattle?

Rattle is a popular R-based GUI for data mining. It provides statistical and visual summaries of data, converts data to be easily modeled, creates both unsupervised and supervised machine learning models from the data, visually displays model performance, and scores new datasets for production deployment. One of the most valuable features is that your interactions with the graphical user interface are saved as an R script that can be run in R without using the Rattle interface.

14. What are some R functions which can be used to debug?

The following functions can be used for debugging in R:

traceback()

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