Resources
Free resources
Things worth keeping: checklists, notebooks, datasets with real problems in them, and templates you can put straight into a deliverable.
ChecklistsFree
RAG Evaluation Checklist
A one-page checklist covering the four measurement mistakes that make a worse RAG system look better.
270 downloads
Email required
Cheat sheetsFree
SQL Interview Pack
40 SQL problems with worked solutions and the reasoning interviewers are listening for.
240 downloads
Email required
TemplatesFree
Fabric Architecture Decision Guide
The decisions that are expensive to reverse in Microsoft Fabric, with the trade-offs laid out.
210 downloads
Email required
NotebooksFree
Backtesting Starter Notebook
A Jupyter notebook with point-in-time data handling, realistic costs and walk-forward validation already wired in.
180 downloads
Email required
ChecklistsFree
Power BI Performance Checklist
The 22 checks to run before declaring a semantic model finished.
150 downloads
Free download
DatasetsFree
Retail Sample Dataset
A realistic multi-table retail dataset with deliberate data quality problems, for practice and portfolio work.
120 downloads
Free download