Wednesday, October 01, 2025
Coding Education STEM

General Tree Data Structure – Python

In this post, I’ll demonstrate implementation of what’s known as a General Tree (not binary tree…that’ll be discussed soon in a different post)…it’s a unique data structure that Queue or Stacks cannot easily handle or at all. The key characteristic of this DS is that it allows for hierarchical data representation and relationships…think, taxonomy. Real-world […]

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Coding STEM

Queue and Stack Data Structures — Explained

Hi visitors! This post is about explaining the very essential data structures such as Queue and Stacks in a simple way, and provide you with some animations to help. Then I’ll explain how you can implement either data structures in a real-world situation using Python (or any other language, once you understand these fundamentals). I […]

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Art Coding Education STEM

CPU-generated structural art – CONSTABUILD

This program I dub ‘Constabuild’ is a cross-platform Python app I wrote that generates ‘random’ shapes in ‘random’ colors, in ‘random’ starting positions, for ‘random’ repetition of the selelected shape and color…creating unique patterns/art every time it’s executed. While the app is 100% self-running, there are also some fun commands user can give at run-time […]

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STEM

Eiesenhower Matrix in Excel (Quadrant Matrix)

Former US President Eisenhower is known to have said: “What is important is seldom urgent and what is urgent is seldom important.” This is reflected in a popular quadrant design, often referred to as “The Eisenhower Matrix”, used to effectively prioritize tasks according to their urgency and importance. This can be expressed in a quadrant matrix (image) […]

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STEM

HOW TO CREATE AN ORGANIZATIONAL CHART FROM EXCEL DATA

If you’ve worked with Visio or PowerPoint, you may have used their built-in organizational charts…and manually enter the information for each node. But what if you have the data already as a table, as in a CSV or Excel file? You can use that data and create an organizaitonal chart right within Excel. However, you’ll […]

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Art Break Education

A Curious, Remarkable Artist’s Profile: Wain

Louis William Wain (5 August 1860 – 4 July 1939) was an English artist best known for his drawings, which consistently featured anthropomorphized large-eyed cats and kittens. Later in life, he was confined to mental institutions and was alleged to have suffered from schizophrenia. According to some psychiatrists, the onset of schizophrenia can be seen […]

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