Only What Non-Developers
Need to Know About Git and
Github
(and maybe a little more)
by Max Beizer
23 July 2014

whoami
● Developer @ Centresource
● @maxbeizer (everywhere)
● About two years of using Git and
github.com heavily

Wait-- Git and github are not the same
thing?

Wait-- Git and github are not the same
thing?
is not

The Elevator History of Git
It all begins with this super-nerd:
Linus Torvalds
(this is actually the best picture I could find of him)

The Elevator History of Git
Actually this one pretty much says it:
Linus Torvalds

The Elevator History of Git
Linux vs. BitKeeper
(the Linux penguin’s name is Tux)

The Elevator History of Git
In 2005, Git is born. Cool, bro, but what is it?
Software that creates a graph for version control

The Glory of Git

The Glory of Git
Why Git is a developer’s best friend:

Once it’s on
the graph, it’s
ALWAYS on
the graph
*sort of

A Couple Quick Terms
Repository

A Couple Quick Terms
Commit

A Couple Quick Terms
Branch

A Couple Quick Terms
Remote

A Couple Quick Terms
Push

A Couple Quick Terms
Pull

A Couple Quick Terms
Pull Request

Don’t Freak Out
An example SHA-1:
24b9da6552252987aa493b52f8696cd6d3b00373

Don’t Freak Out
What I’m actually doing all day:

Let’s Take a Deep Breath

Embrace the Octocat

Embrace the Octocat
An apt analogy:

Elevator History of Github
Did you know developers like to drink?
tom preston-werner chris wanstrath

Elevator History of Github

Kind of a Big Deal These Days
github growth
● First commit to Github: Friday, October 19, 2007 at 10:24pm
● On 21 September 2011, reached over 1 million users
● On 16 January 2013, 3 million users and hosting more than 5
million repositories.
source: wikipedia :(

Kind of a Big Deal These Days
On an average day on GitHub.com
● 140GB of new data is pushed
● 125k repositories are updated
● 10k people push their very first repository to GitHub.com
● 25k repositories are created
● 7k pull requests are created
● 10k people join GitHub.com
source: http://github-media-downloads.s3.amazonaws.com/GitHub.Quick.Facts.pdf

Kind of a Big Deal These Days
The following are open for anyone to read and contribute to

Kind of a Big Deal These Days
The following are open for anyone to read and contribute to

Kind of a Big Deal These Days
The following are open for anyone to read and contribute to

Kind of a Big Deal These Days
The following are open for anyone to read and contribute to

Kind of a Big Deal These Days
The following are open for anyone to read and contribute to

The list goes on and on…

Kind of a Big Deal These Days
For today’s developer,
your github profile
is your resume.
*not everyone agrees

Kind of a Big Deal These Days
Competitors still exist out there

Cool Story, Bro. Why Do I Care?
At Centresource, Git and github have become essential tools.
They are so fundamental to how
our production team works that
we take them for granted.
In short, Git and github allow us to have…

Security

Communication

Collaboration

Cool Story, Bro. Why Do I Care?

Cool Story, Bro. Why Do I Care?
At Centresource, we also
leverage the power of Git for deployment
whiskey_disk
for embarrassingly fast deployments

Cool Story, Bro. Why Do I Care?
Some people think git and github can
change the very nature of democracy.
http://www.ted.com/talks/clay_shirky_how_the_internet_will_one_day_transform_government

Credit Where Credit is Due
1. http://git-scm.com/
2. http://github.com/
3. The more senior developers at Centresource
4. The Nashville development community, as a whole

1. http://git-scm.com/
2. http://github.com/
3. http://www.businessinsider.com/twitter-linux-foundation-silver-member-2012-8
4. http://vizzzion.org/blog/2013/07/standing-up-against-verbal-abuse/
5. http://www.tehnozona.net/instalacija-linux-a/
6. http://git-scm.com/book/en/Getting-Started-Git-Basics
7. http://homes.cs.washington.edu/~mernst/advice/version-control.html
8. http://www.smartambala.com/funny-banana-hug-art/
9. http://www.spike.com/articles/bh3gru/repo-games-the-top-five-pop-culture-repo-men
10. http://www.someecards.com/usercards/viewcard/MjAxMi1jNTAwOGVmZDUyNTlhZWUy
11. http://www.laughparty.com/funny-pictures/PUSH-960.jpg
12. http://muttstuff.blogspot.com/2011/04/to-tug-or-not-to-tug-that-is-question.html
13. http://www.lolhome.com/img_big/funny-picture-1317866992.jpg
14. http://www.gonewiththetwins.com/pages/2006/screenshots/click/001.jpg
15. http://www.talkstorymedia.net/wp-content/uploads/2011/10/press-release.jpg
16. http://homes.cs.washington.edu/~mernst/advice/version-control.html
17. http://git-scm.com/book/en/Getting-Started-Git-Basics
18. http://www.heathersaba.com/76/
19. http://octodex.github.com/
20. http://tom.preston-werner.usesthis.com/
21. http://chris.wanstrath.usesthis.com/
22. http://www.thehartmangrouppr.com/blog/wp-content/uploads/2011/09/Generic-Logo.5x5.jpg
23. http://www.icanlocalize.com/site/2010/08/rails-translation-made-easy/
24. http://commons.wikimedia.org/wiki/File:Ruby_on_Rails-logo.png
25. https://drupal.org/files/images/OQAAAI1PPrJY0nBALB7mkvju3mkQXqLmzMhxEjeb4gp8aujEUQcLfLyy-Sn4gZdkAas6-k8eYbQlGDE-
GCjKfF5gIrUA15jOjFfLRv77VBd5t-WfZURdP9V3PdmT.png
26. http://cdn3.crunchify.com/wp-content/uploads/2013/05/bitbucket_logo-Crunchify-Tips.png
27. https://blog.heroku.com/archives/2010/11/5/hug-recap
28. http://www.etsy.com/listing/103337359/if-you-were-in-my-novel-t-shirt?ref=market
29. http://themetapicture.com/the-best-to-do-list/
Image credits