Useful Links

Last update: Oct 20, 2025

1. Coding PracticeLeetCode – https://leetcode.com

• HackerRank – https://www.hackerrank.com
• Codeforces – https://codeforces.com
• AtCoder – https://atcoder.jp
• Exercism (with mentorship) – https://exercism.org
• Codewars (game-style challenges) – https://www.codewars.com
• Edabit (easy practice) – https://edabit.com

2. Git, DevOps, and Tools

• GitHub Docs – https://docs.github.com/en
• Learn Git Branching (visual simulator) – https://learngitbranching.js.org/
• Git Immersion (guided tutorial) – https://gitimmersion.com
• Docker Docs – https://docs.docker.com
• Play with Docker (interactive lab) – https://labs.play-with-docker.com
• DevOps Career Roadmap – https://roadmap.sh/devops
• VS Code in the browser – https://vscode.dev
• Vim Adventures (learn Vim with a game) – https://vim-adventures.com

3. Research & Open Data

• arXiv (free preprints for CS, AI, ML, etc.) – https://arxiv.org
• Semantic Scholar (AI-powered paper search) – https://www.semanticscholar.org
• Google Scholar – https://scholar.google.com
• Kaggle Datasets – https://www.kaggle.com/datasets
• UCI Machine Learning Repository – https://archive.ics.uci.edu/ml/index.php
• OpenML – https://www.openml.org
• Awesome Public Datasets GitHub – https://github.com/awesomedata/awesome-public-datasets

4. Writing and Formatting Tools

• Purdue University APA Sample - https://owl.purdue.edu/
• APA Style (Amertican Psychological Association) - https://apastyle.apa.org/about-apa-style
• Overleaf (online LaTeX editor) – https://www.overleaf.com
• Grammarly – https://www.grammarly.com
• LaTeX Templates – https://www.latextemplates.com
• The Elements of Style (free eBook) – https://www.gutenberg.org/ebooks

(TBD)
5. AI Tools for Study/Research

• Perplexity (Research/study mode) - https://www.perplexity.ai/

6. AI Tools for Teaching/Classes