Imonikhe Ayeni — Learning LibraryBack to portfolio
Free learning resources

Python, R and SQL notes for practical data work.

I created this library to keep the core ideas, syntax and workflows I use in one place. Each guide starts with the basics and moves towards practical analysis and reporting.

Python

Python for Data Science, Machine Learning and AI

Learn Python from installation and core syntax through pandas, machine learning, deep learning and AI, with practical examples by Imonikhe Ayeni.

Beginner to intermediateAbout 18 minutes
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R

R for Data Science, Statistics and Reporting

Learn R and RStudio for data cleaning, visualisation, statistics, modelling, Quarto and Shiny with practical examples by Imonikhe Ayeni.

Beginner to intermediateAbout 10 minutes
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SQL

SQL for Data Analysis and Reporting

Learn SQL for querying, joins, aggregation, CTEs, window functions, data-quality checks and analytical reporting with practical examples.

Beginner to intermediateAbout 9 minutes
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