An Introduction to Git Anil Wadghule [email_address]

Anil Wadghule

[email_address]

S cope of Talk What this talk is and what it isn’t Me, myself What is? Why use? How to? (a quick run through)‏ Quick comparisons (with SVN)‏ Resources

What this talk is and what it isn’t

Me, myself

What is?

Why use?

How to? (a quick run through)‏

Quick comparisons (with SVN)‏

Resources

P urpose What this talk is? Get you interested Get you started with Git What it isn’t? Not a tutorial

What this talk is?

Get you interested

Get you started with Git

What it isn’t?

Not a tutorial

W ho am I? (or why should you listen to me)‏ 24/male/single :)‏ Technology consultant Ruby/Rails hacker SE @ MangoSpring

(or why should you listen to me)‏

24/male/single :)‏

Technology consultant

Ruby/Rails hacker

SE @ MangoSpring

H istory (Git’s, not mine)‏ Originally written by Linus Torwalds Currently maintained by Junio Hamano To manage Linux Kernel development Open source, free (GNU GPL V2)‏

Originally written by Linus Torwalds

Currently maintained by Junio Hamano

To manage Linux Kernel development

Open source, free (GNU GPL V2)‏

W hat the heck is Git? Distributed Source Control Management tool Very Powerful An order of magnitude fast than other tools I call it next generation Unix :)‏

Distributed Source Control Management tool

Very Powerful

An order of magnitude fast than other tools

I call it next generation Unix :)‏

A bout Git / General features Strong support for non-linear development Distributed development Toolkit design(c progs and shell scripts, perl scripts )‏ Cryptographic auth. history

Strong support for non-linear development

Distributed development

Toolkit design(c progs and shell scripts, perl scripts )‏

Cryptographic auth. history

W here can you use Git? For personal projects (Single person, eg. many Rails projects) For very large projects (Linux kernel)‏ For almost all size of team projects (OLPC)‏

For personal projects (Single person, eg. many Rails projects)

For very large projects (Linux kernel)‏

For almost all size of team projects (OLPC)‏

G it Installation Using source (linux/macs/similar)‏ Using packages e.g. port for mac, apt for ubuntu ... For Windoze ... cygwin

Using source (linux/macs/similar)‏

Using packages e.g.

port for mac, apt for ubuntu ...

For Windoze ... cygwin

G it Demo Quick walk through Setting up Git for a Rails app, basic usage, commit, diff, merge, checkout, branches ...

Quick walk through Setting up Git for a Rails app, basic usage, commit, diff, merge, checkout, branches ...

W hy Git? Distributed development

Distributed development

W hy Git? SVN/CVS Centralized development

SVN/CVS Centralized development

W hy Git? Efficient convenient Branching and Merging Network not necessary | offline Fast (logs, history, diff)‏ Toolkit design, extensible Scales well (Subversion not suited)

Efficient convenient Branching and Merging

Network not necessary | offline

Fast (logs, history, diff)‏

Toolkit design, extensible

Scales well (Subversion not suited)

W hy Git? Clean

Clean

W hy Git? Branching and merging

Branching and merging

W hy Git? Git works with Content not files

Git works with Content not files

W hy Git? Content, tracks change of content Use git commit -a to fake file behaviour

Content, tracks change of content

E veryday Git fsck, count-objects, gc log, show branch, checkout add, diff, status, commit, reset rebase, tag

fsck, count-objects, gc

log, show branch, checkout

add, diff, status, commit, reset

rebase, tag

R epositories Setup repositories easily clone, fetch, pull, push Multiple tracking branches over repository Fork other repository

Setup repositories easily

clone, fetch, pull, push

Multiple tracking branches over repository

Fork other repository

M any other tools Web interface Blame files, who edited Archive the files One important -> git-svn

Web interface

Blame files, who edited

Archive the files

One important -> git-svn

S ubversion git-svn clone svn://repo Do normal git things on it git-svn dcommit git-svn rebase -> to get updates perl bindings and subversion must be installed

git-svn clone svn://repo

Do normal git things on it

git-svn dcommit

git-svn rebase -> to get updates

perl bindings and subversion must be installed

N ow what? What you can do now? Start using Git Forget SVN/CVS Get advantages of distributed source control system

What you can do now?

Start using Git

Forget SVN/CVS

Get advantages of distributed source control system

R esources Git Home Page git.or.cz Wikipedia entry on git en.wikipedia.org/wiki/Git_(Software)‏ Linus Torwalds Git talk at Google vid. youtube.com/watch?v=4XpnKHJAok8

Git Home Page

git.or.cz

Wikipedia entry on git

en.wikipedia.org/wiki/Git_(Software)‏

Linus Torwalds Git talk at Google vid.

youtube.com/watch?v=4XpnKHJAok8

Git is Future!

Git is Future!

Thank you! Questions?

Thank you!

Questions?