Friday, October 24, 2025
STEM

Search Algorithms and Path Navigation

In this post, I introduce two fundamental search algorithms used to traverse or search through graphs or tree data structures: breadth-first search (BFS), and depth-first search (DFS). I also present an overview of a path/search navigation scripts for both algorithms and compare their metrics. This post builds on my earlier post about stack and queue […]

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STEM

Saving output from Turtle as an image (Python)

Saving output from the turtle module in Python involves a few unique steps compared to other libraries. The turtle module primarily uses the Tkinter canvas to render graphics, and saving these drawings typically requires converting the canvas to a PostScript file using the postscript() method. This file can then be converted to more common image […]

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STEM

Given 4 numbers and a resulting number, create the equation to solve

You’re given four numbers and a result. You are supposed to create an equation with those four numbers that yield that given/desired result. Easy enough. Yeah, right! That’s the kind of puzzles some newspapers are running to challenge the readers as in Epoch Times et al. This is commonly referred to as the 4Numbers game. […]

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