Texas Instruments TI-84 CE-T Python Edition Calculator

TI-84 Python Edition Calculator – Product Review

I’ve been a big fan of the Texas Instruments TI-84 Graphic Calculator for many years. It is a marvellous tool for exploring mathematics and supports a programming language called TI-BASIC which enables...

The Change Making Problem with Python

The change making problem has become something of a classic due to what it can show us about different approaches to algorithmic problem solving. In this article we will look at the...

Morse Code with Python

In this article we will learn how to use Python programming to convert messages from English to Morse Code and vice versa. We will also learn how to play the Morse Code...

Python Coding Challenge – Modulo Operator

In this Python coding challenge your goal is to implement the modulo operator (%) for yourself, without using division or the % operator itself. We’ll only consider positive integers here, although by...

Solving Quadratic Equations with Python

In this article we are going to explore how to use Python to solve quadratic equations and display the graphs of quadratic functions. Many years ago I used to use TI-84 graphing...

Sentiment Analysis with Python

In this article we are going to learn how to do some basic sentiment analysis with Python, using a wordlist-based approach and the afinn package. First, you will need to install the...

Python Turtle Graphics Circles - Archery Target

Drawing Circles with Python Turtle Graphics

In this lesson we are going to learn how to draw circles with Python Turtle Graphics. We will then modify the default circle method so that we can centre our circles at...

Hypothesis Testing with Python

In this article we are going to use Python to test whether a coin is fair. We will do this by making use of the statsmodels package to perform a hypothesis test....

Finding the Size of a Pandas Dataframe

Here’s a useful tip for finding the size of a pandas dataframe. It can get a little confusing as len and size usually give different answers. size gives the total number of...

Ransom Note HackerRank Challenge in Python

Image courtesy of Sheila Sund from Salem, United States, CC BY 2.0, via Wikimedia Commons. This Python programming challenge is adapted from a challenge on HackerRank called Ransom Note, which is part...

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Category: Python