Learn Python

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Aug 19, 2025 6 min read

Using Pandas for Index Weight and Volume Conversion

Learn how to clean and convert real-world stock data using pandas, apply, and lambda functions in Python. Transform percentage strings and volume figures into…

Colin Jaffe

Aug 18, 2025 5 min read

Stock Data: Insights from Horizontal Bar Graphs and Scatterplots

Discover how switching chart types—like horizontal bars and scatterplots—can reveal new insights or confirm what you already know. This hands-on walkthrough…

Colin Jaffe

Aug 18, 2025 1 min read

Data Visualization with Dash: Interactive Dashboards

Discover the power of data storytelling with interactive dashboards using Dash by Plotly. Learn to build responsive, user-driven visualizations from the ground…

Colin Jaffe

Jul 14, 2025 4 min read

Utilizing Lambda Functions and Apply for Data Transformation

Discover how to use lambda functions effectively with Python’s apply method to transform data on the fly. Learn the difference between named and anonymous…

Colin Jaffe

Jun 19, 2025 2 min read

The Power and Potential of Dash for Data Visualization

Discover how to bring your data to life with interactive dashboards using Dash. We've built a solid foundation—now it's time to unlock even more powerful data…

Colin Jaffe

Jun 6, 2025 3 min read

Pandas and Data Visualization with Company Stock Data

Get hands-on practice with pandas and data visualization using real-world stock market data. Learn how to load, explore, and work with data frames directly in…

Colin Jaffe

Apr 1, 2025 11 min read

Leveraging AI for Meal Image Analysis

Discover how clever prompt engineering can transform meal images into delectable descriptions using GPT-4 and Python Flask. Unveil the secrets of structuring…

Brian McClain

Mar 31, 2025 5 min read

Understanding HTML: Elements, Tags, and Structure Basics

Get a quick, beginner-friendly overview of HTML and how it's used to structure content in web browsers. Learn about basic elements like headings, paragraphs…

Colin Jaffe

Mar 30, 2025 3 min read

Data Visualization with Interactive Bar and Pie Charts

Discover how to add a bar chart alongside a pie chart using Dash and Plotly for enhanced data visualization. Learn how built-in interactivity lets you explore…

Colin Jaffe

Mar 29, 2025 6 min read

Adding and Iterating Keys and Values

Dive into Python dictionaries and discover how to dynamically update, rename, and iterate keys with ease. Boost your coding skills by mastering these powerful…

Brian McClain

Mar 25, 2025 3 min read

Data Visualization with Dash and Pie Charts

Discover how a simple pie chart can reveal powerful insights hidden within raw data. Learn why Dash is the ideal tool for building interactive, shareable data…

Colin Jaffe

Mar 23, 2025 12 min read

AI Meal Analyzer - Upload and Display Images with Flask

Ready to level up your AI skills? Discover how to build an advanced meal analyzer app using Python, Flask, and JavaScript to provide instant calorie counts…

Brian McClain

Mar 19, 2025 7 min read

Loading and Displaying Web Images in Python Notebooks

Ever wondered how to recreate a chessboard in Python using pandas DataFrames? Dive into this tutorial and master indexing, column naming, and working with…

Brian McClain

Mar 17, 2025 11 min read

Understanding Lists in Programming

Ever wondered how Python handles your grocery list or your pets' names? Dive in to discover lists, slicing, and nesting, and elevate your Python skills—one…

Brian McClain

Mar 14, 2025 7 min read

Scrabble Word Score Checker: Calculate Points with Ease

Ever wondered how much your favorite word is worth in Scrabble? Let's build a simple Python tool to calculate your word's Scrabble score step-by-step!

Brian McClain

Mar 13, 2025 17 min read

Enhancing Meal Analyzer with Flask and JavaScript Integration

Ready to level up your AI app skills with Flask and JavaScript? This lesson shows you how to transmit meal images from JavaScript to Flask and return a…

Brian McClain

Mar 10, 2025 16 min read

Scatter and Line Charts with Python's Matplotlib

Master the essentials of Matplotlib as we explore scatter and line charts in Python, highlighting key concepts like regression lines and data visualization…

Brian McClain

Mar 9, 2025 4 min read

A Guide to Plotting with Pandas and PyPlot

Discover how to identify your top-selling items by analyzing revenue data using Python and Pandas. Learn to create clean, insightful bar charts and take your…

Colin Jaffe

Mar 9, 2025 10 min read

Conditional Logic - Python's If, Elif, and Else Explained

Discover how Python's conditional statements—like if, elif, and else—bring logic to life in pricing examples and list manipulations. Plus, learn powerful ways…

Brian McClain

Mar 8, 2025 5 min read

Understanding Python Ternary Operators Through Stock Symbol Evaluation

Learn how to use Python’s ternary operator to write cleaner, more concise conditional logic. This tutorial walks through transforming a simple function into a…

Colin Jaffe