Free Books

• https://github.com/EbookFoundation/free-programming-books/blob/master/free-programming-books.md
• https://goalkicker.com/

Algo Trading

• http://wuyuansheng.brinkster.net/books/technology/maxdama.pdf
• https://medium.com/galois-capital/algorithmic-trading-in-crypto-430431da1e0a

Chess

• https://www.chesstactics.org/

Crytography

• https://www.intensecrypto.org/public/

C++

• https://www.youtube.com/channel/UClEEsT7DkdVO_fkrBw0OTrA
• http://www.learncpp.com/

Database

• https://dev.to/helenanders26/50-sql-interview-questions-4jpb

Data Structure and Algorithm

• https://hackernoon.com/50-data-structure-and-algorithms-interview-questions-for-programmers-b4b1ac61f5b0
• Algorithm Archive https://www.algorithm-archive.org/
• https://hackernoon.com/10-data-structure-algorithms-and-programming-courses-to-crack-any-coding-interview-e1c50b30b927
• https://dev.to/javinpaul/50-data-structure-and-algorithms-problems-from-coding-interviews-4lh2
• https://blog.pragmaticengineer.com/data-structures-and-algorithms-i-actually-used-day-to-day
• https://dev.to/codinglanguages/how-to-learn-not-memorize-any-algorithm-or-data-structure-analysis-of-20-problem-solving-techniques-you-must-know-d77

Dev Community

• https://dev.to/

Go

• Brief Introduction https://www.linkedin.com/pulse/brief-introduction-go-programming-language-hua-wang-ph-d-/
• https://gobyexample.com/
• https://golangexample.com/
• https://golangbot.com/
• Building Go Web Applications and Microservices Using Gin https://semaphoreci.com/community/tutorials/building-go-web-applications-and-microservices-using-gin
• https://dev.to/codehakase/building-a-web-app-with-go-gin-and-react-5ke
• Resources http://go-lang.cat-v.org/ 
• Web Scraping http://benjamincongdon.me/blog/2018/03/01/Scraping-the-Web-in-Golang-with-Colly-and-Goquery/
• liteide http://liteide.org
• http://www.golangprograms.com/
• https://github.com/avelino/awesome-go

Historical Children’s Literature

• https://ufdc.ufl.edu/baldwin/all/thumbs

Languages

• http://www.openculture.com/freelanguagelessons

Machine Learning

• https://www.youtube.com/channel/UCWN3xxRkmTPmbKwht9FuE5A
• http://www.cis.upenn.edu/~jean/math-basics.pdf

Magazines

• https://magazinelib.com

MMOC

• https://www.openculture.com/2020/10/a-master-list-of-1500-free-courses-from-top-universities.html

Podcasts

• http://www.openculture.com/great-podcasts

PowerShell

• https://blogs.technet.microsoft.com/heyscriptingguy/2014/07/17/using-the-split-method-in-powershell/

Programming

• https://medium.com/@aloukissas/programming-principles-from-id-software-bed83e762210

Python

• https://automatetheboringstuff.com/
• http://book.pythontips.com/en/latest/
• https://boostlog.io/@nixus89896/17-best-python-libraries-5ad83a3247018500491f3e5b
• Scikit-learn DBSCAN https://geoffboeing.com/2014/08/clustering-to-reduce-spatial-data-set-size/
• GPS data extraction http://geospatialtraining.com/extracting-geographic-coordinates-from-photos-using-python/
• Data science toolkit https://www.datasciencecentral.com/profiles/blogs/free-book-the-definitive-guide-to-pandas
• Solving Sudoku http://norvig.com/sudoku.html

Short Stories

• 29 Free short stories http://www.openculture.com/2020/07/29-free-short-stories-from-some-of-todays-most-acclaimed-writers.html

Signal Processing

• https://www.analog.com/en/education/education-library/scientist_engineers_guide.html

Startup

• Disciplined Entrepreneurship by Bill Aulet
• From Founder to CEO https://docs.google.com/document/d/1ZJZbv4J6FZ8Dnb0JuMhJxTnwl-dwqx5xl0s65DE3wO8/preview#heading=h.pdmqf3646hgt
• Ycombinator Startup School https://www.startupschool.org/library
• All things sales https://a16z.com/2018/09/02/sales-startups-technical-founders/

Speech

• https://www.artofmanliness.com/articles/the-35-greatest-speeches-in-history/

Textbook

• http://www.dzkbw.com/

UI

• https://dev.to/sm0ke/free-ui-kit-a-curated-list-4dg
• https://dev.to/exwhyzed0/best-free-compilation-of-graphic-design-web-dev-ui-ux-resources-471c

Web Authoring

• https://github.com/codrops