It is easy contributing to open source - JCON 2020
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César Hernández, a senior software engineer and open source advocate, emphasizes the importance of contributing to open source for skill enhancement, community involvement, and professional opportunities. The document outlines how open source works, including governance, types of contributions, and available tools. It highlights projects like Apache TomEE and MicroProfile, detailing their community structure and technical prerequisites for contributions.
It is easy contributing to open source - JCON 2020
- 1. @CesarHgt @tomitribe César Hernández It’s Easy! Contributing to Open Source
- 2. @CesarHgt @tomitribe Who am I? César Hernández ● Senior Software Engineer at Tomitribe ● Java Champion & Oracle Groundbreaker Ambassador ● Duke’s Choice Award 2016, 2017 ● Oracle Certified Professional ● +14 experience with Java Enterprise ● Apache TomEE, Eclipse Jakarta Committer, Contributor for Microprofile. ● Open Source advocate, teacher and public speaker
- 3. @CesarHgt @tomitribe What is Open Source? https://opensource.com/resources/what-open-source “The term "open source" refers to something people can modify and share because its design is publicly accessible.” “Open source software is software with source code that anyone can inspect, modify, and enhance.”
- 4. @CesarHgt @tomitribe Why you should be involved in open source? ● Become a part of a community ○ New friends ○ Networking ○ Recognition ● Skill Enhancement ○ Improving your programming skills ○ Understanding software architecture ○ Deeper knowledge of a specific software domain ○ Experience working on distributed teams
- 5. @CesarHgt @tomitribe Why you should be involved in open source ● Experience working with with many different kinds of people ○ Resume and Portfolio Enhancement ○ Reference open source in resume ○ Use GitHub or other repos to show your work ○ Business opportunities (for example: support offering)
- 6. @CesarHgt @tomitribe Looking for an expert?
- 7. @CesarHgt @tomitribe How open source works? ● Commercial Interests ○ Donating company ○ Sponsor ○ Open Source Support ● Community ○ Types of people involved ○ Social norms
- 8. @CesarHgt @tomitribe How open source works? ● Governance ○ Who is in charge? http://pngimg.com/download/30433
- 9. @CesarHgt @tomitribe How open source works? ● Governance ○ Who is in charge? http://pngimg.com/download/30404
- 10. @CesarHgt @tomitribe How open source works? ● Governance ○ What are committers? https://simpsons.fandom.com/wiki/Benjamin_(nerd)?file=Benjamin,_Doug,_and_Gary.gif
- 11. @CesarHgt @tomitribe How open source works? ● Governance ○ How are decisions made? https://en.wikipedia.org/wiki/File:All_Simpsons_characters.jpg
- 12. @CesarHgt @tomitribe How open source works? ● Governance ○ Types of Licenses 82Approved Licenses { MIT APACHE 2.0 GNU GPL v3.0 Most common licenses on GitHub https://choosealicense.com/
- 13. @CesarHgt @tomitribe The tools of open source ● GIT and the Forking Workflow ● JIRA and Bugzilla ● Maven and Build Automation tools ● Project Mailing lists ○ user@ vs dev@ ● Instant Messaging / Chat ○ IRC ○ Slack ○ Gitter
- 14. @CesarHgt @tomitribe The tools of open source ● Video Telecommunication tools ○ Zoom, ○ Hangouts, ○ Skype
- 15. @CesarHgt @tomitribe Choosing an open source project ● Programming Language ● Technology Domain ● Leadership and Governance ● Community culture ○ Friendly ○ Fast and Furious ○ Experts only ○ Nasty
- 16. @CesarHgt @tomitribe The types of contributions ● Code ● Documentation ● Workshops ● Testing ● Continuous Integration ● Moderator on communication channels ● “ any substantive action that generates content” https://octoverse.github.com/
- 18. @CesarHgt @tomitribe Apache TomEE ● JavaEE certified Apache Tomcat version ● Jakarta EE 9 in progress (formerly Java EE). ● Build from Apache components ● Footprint: 30MB zip, 100~MB memory
- 19. @CesarHgt @tomitribe 300+ Projects 730+ Members 7k+ Committers 1.058B+ Lines of code 20 Years All volunteer community https://files-dist.s3.amazonaws.com/AnnualReports/FY2019+Annual+Report.pdf
- 20. @CesarHgt @tomitribe The Apache way USER ContributorContributor Committer Committer PMC Chair BOARD USER PMC Chair
- 21. @CesarHgt @tomitribe Tooling ● dev and user mailing lists ● JIRA ● Slack ● GITHUB mirror from SVN ○ Pull request model for interaction tomee.apache.org/community
- 22. @CesarHgt @tomitribe Technical prerequisites ● Java SE ● Maven ● Git ● Jakarta EE (Java EE) ● Junit ● Arquillian ● ...
- 23. @CesarHgt @tomitribe Contribution types ● Documentation ● Website fixes ● Code tests ● Code examples ● Coverage increase for unit, integration, performance and static tests ● New features ● Dependencies updates ● Workshops
- 25. @CesarHgt @tomitribe TomEE Hack Day
- 26. @CesarHgt @tomitribe https://www.tomitribe.com/blog/tomee-for-every-day/ TomEE for the Day!
- 28. @CesarHgt @tomitribe What is MicroProfile? ● http://microprofile.io ● Enterprise Java for MicroServices ● Open Source (Eclipse) ● Implemented by different vendors. ● Application portability across runtimes.
- 29. @CesarHgt @tomitribe MicroProfile 3.3 MicroProfile 3.3 JAX-RS 2.1JSON-P 1.1CDI 2.0 Config 1.4 Fault Tolerance 2.1 JWT Propagation 1.1 Health 2.2Metrics 2.3 Open Tracing 1.3 Open API 1.1 = Updated = No change from last release (MicroProfile 3.3) = New Rest Client 1.4 JSON-B 1.0
- 30. @CesarHgt @tomitribe Eclipse Foundation https://www.eclipse.org/membership/documents/eclipse-foundation-overview.pdf 360+ Projects 275+ Members 1550+ Committers 195M+ Lines of code 15 Years 30 Members
- 31. @CesarHgt @tomitribe Governance in MicroProfile ● Who is in charge? Eclipse foundation -> top level project ● What are committers? by merit ● How are decisions made? ● Types of licenses
- 32. @CesarHgt @tomitribe Tooling ● Google ○ groups ○ Calendar ● Github ○ Issues ○ Wiki ○ Release notes ● Gitter ● Zoom biweekly community calls
- 33. @CesarHgt @tomitribe Technical prerequisites ● Java ● Maven ● Git ● Junit ● ...
- 36. @CesarHgt @tomitribe Thank you César Hernández It’s Easy! Contributing to Open Source