Git Introduction

Slide 1: An Introduction to Git Anil Wadghule anildigital@gmail.com

Slide 2: Scope 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 Git Introduction - BarCampPune4/2008 2

Slide 3: Purpose What this talk is? Get you interested Get you started with Git What it isn’t? Not a tutorial Git Introduction - BarCampPune4/2008 3

Slide 4: Who am I? (or why should you listen to me) 24/male/single :) Technology consultant Ruby/Rails hacker SE @ MangoSpring Git Introduction - BarCampPune4/2008 4

Slide 5: History (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) Git Introduction - BarCampPune4/2008 5

Slide 6: What 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 :) Git Introduction - BarCampPune4/2008 6

Slide 7: About Git / General features Strong support for non-linear development Distributed development Toolkit design(c progs and shell scripts, perl scripts ) Cryptographic auth. history Git Introduction - BarCampPune4/2008 7

Slide 8: Where 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) Git Introduction - BarCampPune4/2008 8

Slide 9: Git Installation Using source (linux/macs/similar) Using packages e.g. port for mac, apt for ubuntu ... For Windoze ... cygwin Git Introduction - BarCampPune4/2008 9

Slide 10: Git Demo Quick walk through Setting up Git for a Rails app, basic usage, commit, diff, merge, checkout, branches ... Git Introduction - BarCampPune4/2008 10

Slide 11: Why Git? Distributed development Git Introduction - BarCampPune4/2008 11

Slide 12: Why Git? SVN/CVS Centralized development Git Introduction - BarCampPune4/2008 12

Slide 13: Why Git? Efficient convenient Branching and Merging Network not necessary | offline Fast (logs, history, diff) Toolkit design, extensible Scales well (Subversion not suited) Git Introduction - BarCampPune4/2008 13

Slide 14: Why Git? Clean Git Introduction - BarCampPune4/2008 14

Slide 15: Why Git? Branching and merging Git Introduction - BarCampPune4/2008 15

Slide 16: Why Git? Git works with Content not files Git Introduction - BarCampPune4/2008 16

Slide 17: Why Git? Content, tracks change of content Use git commit -a to fake file behaviour Git Introduction - BarCampPune4/2008 17

Slide 18: Everyday Git fsck, count-objects, gc log, show branch, checkout add, diff, status, commit, reset rebase, tag Git Introduction - BarCampPune4/2008 18

Slide 19: Repositories Setup repositories easily clone, fetch, pull, push Multiple tracking branches over repository Fork other repository Git Introduction - BarCampPune4/2008 19

Slide 20: Many other tools Web interface Blame files, who edited Archive the files One important -> git-svn Git Introduction - BarCampPune4/2008 20

Slide 21: Subversion 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 Introduction - BarCampPune4/2008 21

Slide 22: Now what? What you can do now? Start using Git Forget SVN/CVS Get advantages of distributed source control system Git Introduction - BarCampPune4/2008 22

Slide 23: Resources 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 Introduction - BarCampPune4/2008 23

Slide 24: Git is Future! Git Introduction - BarCampPune4/2008 24

Slide 25: Thank you! Questions? Git Introduction - BarCampPune4/2008 25