Bonus: Deep Dives & Tutorials
1. Full Stack & Version Control (Git)
Deep Dives
Advanced Git Workflows:
Explore GitFlow, GitHub Flow, and trunk-based development with branch strategies, release management, and CI/CD integration.
Commit Hygiene & Atomic Commits:
Learn how to structure commits for traceability and code review efficiency.
Tutorials
Hands-On Git Branching Tutorial:
Interactive exercises for branching, merging, and rebasing: learngitbranching.js.org
Full Stack Project Git Setup:
Step-by-step setup for a React + Node.js project with Git, including .gitignore, branch structure, and deployment.
2. Cybersecurity & Digital Safety
Deep Dives
Cyberbullying & Data Privacy:
Case studies on how weak security leads to harassment and best mitigation practices.
LMS Security & Compliance:
Understanding FERPA, GDPR, and integrating privacy into educational platforms.
Tutorials
Practical Cybersecurity for LMS:
Hands-on setup for securing a Moodle or Canvas environment with role-based permissions, SSL, and audit logging.
Phishing Simulation Labs:
Safe, simulated exercises to train staff/students to recognize cyber threats.
3. Express.js & Caching
Deep Dives
Server-Side vs Client-Side Caching:
Explore when to use in-memory cache, Redis, or HTTP caching headers.
Cache Invalidation Patterns:
Learn strategies for keeping cached data fresh and consistent.
Tutorials
Implement Redis Caching in Express:
Step-by-step example of caching database queries using Redis with TTL, route-level middleware, and cache busting.
NodeCache & Memory Cache Examples:
Lightweight caching for smaller apps, with automatic TTL and manual invalidation examples.
4. Spark SQL & Dataproc
Deep Dives
Spark SQL Optimizer:
How Catalyst and Tungsten engines work internally, plus adaptive query execution (AQE).
Partitioning & Bucketing:
Strategies to reduce shuffle and speed up joins in large datasets.
Tutorials
Dataproc Spark SQL Tuning Lab:
Example pipeline with Parquet files, caching intermediate results, broadcast joins, and monitoring with Spark UI.
Handling Data Skew & Shuffle Optimization:
Hands-on exercises for detecting skewed keys, salting techniques, and repartitioning strategies.
5. Combined Full Stack + Security + Data
End-to-End Secure Full Stack Project:
Build a React + Node.js + PostgreSQL app with:
HTTPS & JWT authentication
Role-based access control
Data encryption & server-side caching
Git versioning + CI/CD on GitHub Actions
Deep Dive: Protecting Student Data:
Tutorial for setting up secure endpoints, encrypting sensitive data, implementing audit logs, and monitoring for anomalies.
6. Suggested Learning Flow
Git & Version Control → clean workflow for collaborative development
Secure Full Stack Fundamentals → HTTPS, authentication, RBAC
Express Caching Techniques → improve backend performance
Spark SQL & Dataproc Optimization → large-scale data query tuning
Cybersecurity Awareness → phishing, privacy, and LMS safety
Capstone Project → Combine full-stack + security + Spark SQL pipeline
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