Working with dates and times in python

Which day of the week? Hurricane Andrew, which hit Florida on August 24, 1992, was one of the costliest and deadliest hurricanes in US history. Which day of the week […]...

Intermediate Importing Data in Python

Importing flat files from the web: your turn! You are about to import your first file from the web! The flat file you will import will be 'winequality-red.csv' from the University of […]...

Introduction to Importing Data in Python

In this chapter, you’ll learn how to import data into Python from all types of flat files, which are a simple and prevalent form of data storage. You’ve previously learned […]...

Merging dataframes with Pandas

Performing Anti-Joins Merge employees and top_cust with a left join, setting indicatorargument to True. Save the result to empl_cust. Select the srid column of empl_cust and the rows where _merge is 'left_only'. Save the result to srid_list. Subset the employees table and select those rows where the srid is […]...

Datavisualisation: what can you see?

In this blogpost I am zooming in into understanding how visual informatie is processed by Describing the underlying principles of perceptual organization Explain why design should support visual queries Describe […]...

Multivariate data, multiviews and interaction

This article I will cover how to: Understand the application of multivariate data Understand the functions of multiviews Datatypes defined by Ben Shneiderman Apply multiviews for exploratory and explanatory data […]...

String representation of objects

Implementation of str: Implementation of repr Surround string arguments with quotation marks in the __repr__() output. String representation of objects There are two special methods in Python that return a […]...

String formatting with variables

The method to use is: str.format(*args, **kwargs) Perform a string formatting operation. The string on which this method is called can contain literal text or replacement fields delimited by braces {}. Each […]...