# 📚 Professional Data Science Resource Masterlist

This document provides a curated list of high-quality resources to supplement your practice notebooks and your **[DataScience Learning Hub](https://aashishgarg13.github.io/DataScience/)**.

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## 🏎️ Core Tool Cheatsheets (PDFs & Docs)
*   **NumPy**: [Official Cheatsheet](https://numpy.org/doc/stable/user/basics.creations.html) — Arrays, Slicing, Math.
*   **Pandas**: [Pandas Comparison to SQL](https://pandas.pydata.org/docs/getting_started/comparison/comparison_with_sql.html) — Essential for SQL users.
*   **Matplotlib**: [Usage Guide](https://matplotlib.org/stable/tutorials/introductory/usage.html) — Anatomy of a figure.
*   **Scikit-Learn**: [Choosing the Right Estimator](https://scikit-learn.org/stable/tutorial/machine_learning_map/index.html) — **Legendary Flowchart**.

## 🧠 Theory & Concept Deep-Dives
*   **Stats**: [Seeing Theory](https://seeing-theory.brown.edu/) — Beautiful visual statistics.
*   **Calculus/Linear Algebra**: [3Blue1Brown (YouTube)](https://www.youtube.com/@3blue1brown) — The best visual explanations for ML math.
*   **XGBoost/Boosting**: [The XGBoost Documentation](https://xgboost.readthedocs.io/en/stable/tutorials/model.html) — Understanding the math of boosting.

## 🏆 Practice & Challenges (Beyond this Series)
*   **Kaggle**: [Kaggle Learn](https://www.kaggle.com/learn) — Micro-courses for specific skills.
*   **UCI ML Repository**: [Dataset Finder](https://archive.ics.uci.edu/ml/datasets.php) — The best place for "classic" datasets.
*   **Machine Learning Mastery**: [Jason Brownlee's Blog](https://machinelearningmastery.com/) — Practical, code-heavy tutorials.

## 🛠️ Deployment & MLOps
*   **FastAPI**: [Official Tutorial](https://fastapi.tiangolo.com/tutorial/) — Deploy your models as APIs.
*   **Streamlit**: [Build ML Web Apps](https://streamlit.io/) — Turn your notebooks into beautiful data apps.

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> **Note**: Always keep your **[Learning Hub](https://aashishgarg13.github.io/DataScience/)** open while you work. It is specifically designed to be your primary companion for these 20 practice modules!