Open Source Collaboration with Git and GitHub Nick Quaranto

whoami 4 th Year Software Engineering Major From Buffalo Snow is awesome Go Bills Rubyist GitHub Blogger

4 th Year Software Engineering Major

From Buffalo

Snow is awesome

Go Bills

Rubyist

GitHub Blogger

Version control sucks.

But it doesn’t have to.

History

I'm an egoistical bastard, and I name all my projects after myself. First Linux, now git. -Linus Torvalds

History BitKeeper debacle Design Goals: CVS as an example of what not to do Distributed workflow Strong safeguards against corruption Very high performance In development since 2005

BitKeeper debacle

Design Goals:

CVS as an example of what not to do

Distributed workflow

Strong safeguards against corruption

Very high performance

In development since 2005

Fast 1. Fast

Directed Acyclic Graph

Small 2. Small

Git Internals: Blobs 457aef93ff7ffbb289f7e1384f900679eacf044a main.c

Git Internals: Trees

Git Internals: Commits

Git Internals: Commits

Local 3. Local

The Staging Area

CHEAP. 4. Cheap Branching

Git Internals: Branches branchname HEAD

Branching

Distributed 5. Distributed

Git Internals: Remotes branchname HEAD remotes/server/name

Local vs. Remote

Any Workflow 6. Multiple Workflows

Centralized

Integration Manager

Benevolent Dictator

Failboat. It’s not perfect.

The downsides Complexity Windows FTL What's an IDE? Unreadable source Needs some maintenance

Complexity

Windows FTL

What's an IDE?

Unreadable source

Needs some maintenance

+

=

How to Contribute Fork a repository at GitHub Clone and connect your local repository Write tests, implement functionality Commit your local changes Push your changes to your fork Make a pull request Profit!!

Fork a repository at GitHub

Clone and connect your local repository

Write tests, implement functionality

Commit your local changes

Push your changes to your fork

Make a pull request

Profit!!

Demo

git log Kudos to Scott Chacon who made http://git-scm.com http://whygitisbetterthanx.com And to Michael Hartl for Building the Insoshi Social Network Wikipedia too. [email_address] http://litanyagainstfear.com

Kudos to Scott Chacon who made

http://git-scm.com

http://whygitisbetterthanx.com

And to Michael Hartl

for Building the Insoshi Social Network

Wikipedia too.

[email_address]

http://litanyagainstfear.com