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This is GitHub in CS50 David J. Malan [email protected] cs50.ly/sigcse-github

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History ● Homegrown tool

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History ● Homegrown tool ● Other homegrown tool

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History ● Homegrown tool ● Other homegrown tool ● …

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History ● Homegrown tool ● Other homegrown tool ● … ● GitHub

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History ● Homegrown tool ● Other homegrown tool ● … ● GitHub ● GitHub + homegrown tool

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History ● Homegrown tool ● Other homegrown tool ● … ● GitHub ● GitHub + homegrown tool ● GitHub + Travis

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Features ● UI for code review ● Permissions model ○ CS50 ○ CS50x ○ CS50 AP ● Post-commit hooks ● ...

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APIs ● https://developer.github.com/v3/orgs/ ● https://developer.github.com/v3/repos/

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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

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Implementation Details ● Pull requests ● Branches for version control ● Tagged orphaned branches for code reviews

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Branch for version control ● git add --all ● git commit --allow-empty --message ● git push origin refs/heads/hello

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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

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github.com/cs50/submit50

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c9.io

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Courses' (Static) Websites ● help.github.com/pages ● hyde.getpoole.com

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Courses' Documents ● github.com/cs50/docs ● help.github.com/pages ● github.com/asciidoctor/jekyll-asciidoc

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This was GitHub in CS50 David J. Malan [email protected] cs50.ly/sigcse-github