Data Science

Data analysis, visualization, and data science workflows.

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PythonData Science

Excel to Python: A Practical Guide for Analysts

Excel to Python without the pain. The exact Pandas equivalents for VLOOKUP, SUMIF, and pivot tables, from an analyst-friendly tutor.

10 min read
Data ScienceCareer Change

Data Science for Career Changers: The Honest Path in 2026

Data science for career changers, explained without the hype: prerequisites, the real stack, a 6 to 12 month timeline, and the path that actually finishes.

12 min read
AI ToolsData Science

Best AI Tools for Analysts in 2026 (Honest Comparison)

The AI tools actually worth your time as a data or business analyst. Decision-level comparison of Claude, ChatGPT, Perplexity, Claude Code, Cursor, and Copilot. No hype.

10 min read
PythonSQL & Databases

SQL to Python Transition Guide (2026 Realistic Path)

Already know SQL? Python is closer than you think. A practical guide to the concepts that transfer, the ones that do not, and the 90-day path from SQL-only to Python-fluent.

10 min read