This is GitHub in CS50

1. This is GitHub in CS50 David J. Malan malan@harvard.edu cs50.ly/sigcse-github
2. History • Homegrown tool
3. History • Homegrown tool • Other homegrown tool
4. History • Homegrown tool • Other homegrown tool • …
5. History • Homegrown tool • Other homegrown tool • … • GitHub
6. History • Homegrown tool • Other homegrown tool • … • GitHub • GitHub + homegrown tool
7. History • Homegrown tool • Other homegrown tool • … • GitHub • GitHub + homegrown tool • GitHub + Travis
9. Features • UI for code review • Permissions model ◦ CS50 ◦ CS50x ◦ CS50 AP • Post-commit hooks • ...
12. APIs • https://developer.github.com/v3/orgs/ • https://developer.github.com/v3/repos/
13. Implementation Details • 1 repo per student in course's organization ◦ Student has write privilege ◦ Teaching Fellow has read privilege ◦ Instructor has admin privilege • 1 branch per problem
15. Implementation Details • Pull requests • Branches for version control • Tagged orphaned branches for code reviews
31. Branch for version control • git add --all • git commit --allow-empty --message • git push origin refs/heads/hello
32. Tagged orphaned branch for code review • git checkout --orphan • git add --all • git commit --allow-empty --message 20170311T184500Z • git tag hello@20170311T184500Z • git push origin refs/tags/hello@20170311T184500Z
33. github.com/cs50/submit50
44. c9.io
47. Courses' (Static) Websites • help.github.com/pages • hyde.getpoole.com
48. Courses' Documents • github.com/cs50/docs • help.github.com/pages • github.com/asciidoctor/jekyll-asciidoc
49. This was GitHub in CS50 David J. Malan malan@harvard.edu cs50.ly/sigcse-github