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John Hansler

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Data Aggregation in Python

Data Aggregation in Python

Building a Data Aggregator with Python

Oct 25, 2025

Analyzing Businesses

Analyzing Businesses

Looking at Business Investments

Oct 18, 2025

Hands on Large Language Models Book Review

Hands on Large Language Models Book Review

Reviewing Hands on Large Language Models

Oct 9, 2025

Matrix Functions in Excel

Matrix Functions in Excel

Explaining the Other Matrix Functions in Excel

Sep 19, 2025

Book Review

Book Review

Reviewing: Python for Finance Cookbook

Sep 10, 2025

Portfolio Standard Deviation

Portfolio Standard Deviation

Explaining Portfolio Standard Deviation in Excel

Sep 5, 2025

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