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Git
from Novice to Expert


         goddyzhao<goddy128@gmail.com>
Git
      to Expert


        goddyzhao<goddy128@gmail.com>
Abstract
Abstract

★ Part I > Git Basic
Abstract

★ Part I > Git Basic

★ Part II > Git Internals
Git Basic


Git vs SVN
Git Basic


Git
Git Basic

Don’t think of it in a ‘like (insert
favorite SCM system), but...’
context, but more like a really
interesting file system!

                                by Linus
Git Internals
Git Internals
• >git init
Git Internals
• >git init
• >git add
Git Internals
• >git init
• >git add
• >git commit
Git Internals
• >git init
• >git add
• >git commit
• >git branch
Git Internals
• >git init     • >git tag
• >git add
• >git commit
• >git branch
Git Internals
• >git init     • >git tag
• >git add      • >git merge
• >git commit
• >git branch
Git Internals
• >git init     • >git tag
• >git add      • >git merge
• >git commit   • >git rebase
• >git branch
Git Internals
• >git init     • >git tag
• >git add      • >git merge
• >git commit   • >git rebase
• >git branch   • >git ...
How to Use
    These Git Commands
✓ to Use
How
    These Git Commands
How
 These Git Commands

             Works
How
 These Git Commands

             Works
                      ?
Before That
Soul
Git
Git Object
Git Object
• {Blob}
Git Object
• {Blob}
• {Tree}
Git Object
• {Blob}
• {Tree}
• {Commit}
Git Object
• {Blob}
• {Tree}
• {Commit}
• {Tag}
Git Object
• {Blob}
• {Tree}     imm
• {Commit}
                 uta
                       ble
• {Tag}
{Blob}
{Blob}
{Blob}
         +
{Blob}
         +   Header
{Blob}
         +   Header
{Blob}
         +   Header
{Blob}
         +   Header
{Blob}
         +   Header
{Blob}
File Content            +   Header
{Blob}
File Content +            +   Header
{Blob}
File Content + Header      +   Header
{Blob}
File Content + Header      +   Header
{Blob}
File Content + Header      +   Header




         SHA-1
{Blob}
File Content + Header      +   Header




         SHA-1
{Blob}
File Content + Header          +   Header




         SHA-1



       Zlib::Deflate
{Blob}
File Content + Header




         SHA-1



       Zlib::Deflate
{Blob}
File Content + Header




         SHA-1



       Zlib::Deflate
{Blob}
File Content + Header




         SHA-1



       Zlib::Deflate
{Blob}
File Content + Header




         SHA-1



       Zlib::Deflate
{Blob}
File Content + Header




         SHA-1          SHA-1: abd9...9



       Zlib::Deflate
{Blob}
File Content + Header




         SHA-1          SHA-1: abd9...9



       Zlib::Deflate
{Blob}
File Content + Header




         SHA-1          SHA-1: abd9...9



       Zlib::Deflate
{Blob}
File Content + Header




         SHA-1          SHA-1: abd9...9



       Zlib::Deflate
{Blob}
File Content + Header




         SHA-1          SHA-1: abd9...9

                           objects/ab
       Zlib::Deflate
{Blob}
File Content + Header




         SHA-1          SHA-1: abd9...9

                           objects/ab
       Zlib::Deflate
{Blob}
File Content + Header




         SHA-1          SHA-1: abd9...9

                           objects/ab
       Zlib::Deflate
                                          d9...9
{Tree}
{Tree}
{Tree}
{Commit}
{Commit}
{Commit}
{Tag}
{Tag}

Reference to Specific Commit
{Tag}

Reference to Specific Commit
Relationships
Relationships
Example
Example
Example
Example
Example
Change base_include.rb
Example
Change base_include.rb
Example
Example
Change init.rb
Example
Change init.rb
Branching & Merging
Branching & Merging
Branching & Merging
Branching & Merging
Branching & Merging
Create a branch
Branching & Merging
Create a branch
Branching & Merging
Branching & Merging

Switch to another branch
Branching & Merging

Switch to another branch
Branching & Merging
Branching & Merging

Merge one branch into another
Branching & Merging

Merge one branch into another
Remote
Remote
Remote
Remote
Remote
Git + SVN
Thanks!

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Git: from Novice to Expert

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  41. &amp;#x521D;&amp;#x59CB;&amp;#x5316;&amp;#x4E00;&amp;#x4E2A;git&amp;#x5DE5;&amp;#x7A0B;&amp;#xFF0C;&amp;#x968F;&amp;#x540E;&amp;#x65B0;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#xFF0C;&amp;#x7136;&amp;#x540E;&amp;#x67E5;&amp;#x770B; refs/master -&gt; objects/\n
  42. &amp;#x521D;&amp;#x59CB;&amp;#x5316;&amp;#x4E00;&amp;#x4E2A;git&amp;#x5DE5;&amp;#x7A0B;&amp;#xFF0C;&amp;#x968F;&amp;#x540E;&amp;#x65B0;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#xFF0C;&amp;#x7136;&amp;#x540E;&amp;#x67E5;&amp;#x770B; refs/master -&gt; objects/\n
  43. &amp;#x521D;&amp;#x59CB;&amp;#x5316;&amp;#x4E00;&amp;#x4E2A;git&amp;#x5DE5;&amp;#x7A0B;&amp;#xFF0C;&amp;#x968F;&amp;#x540E;&amp;#x65B0;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#xFF0C;&amp;#x7136;&amp;#x540E;&amp;#x67E5;&amp;#x770B; refs/master -&gt; objects/\n
  44. &amp;#x521D;&amp;#x59CB;&amp;#x5316;&amp;#x4E00;&amp;#x4E2A;git&amp;#x5DE5;&amp;#x7A0B;&amp;#xFF0C;&amp;#x968F;&amp;#x540E;&amp;#x65B0;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#xFF0C;&amp;#x7136;&amp;#x540E;&amp;#x67E5;&amp;#x770B; refs/master -&gt; objects/\n
  45. &amp;#x521D;&amp;#x59CB;&amp;#x5316;&amp;#x4E00;&amp;#x4E2A;git&amp;#x5DE5;&amp;#x7A0B;&amp;#xFF0C;&amp;#x968F;&amp;#x540E;&amp;#x65B0;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#xFF0C;&amp;#x7136;&amp;#x540E;&amp;#x67E5;&amp;#x770B; refs/master -&gt; objects/\n
  46. &amp;#x521D;&amp;#x59CB;&amp;#x5316;&amp;#x4E00;&amp;#x4E2A;git&amp;#x5DE5;&amp;#x7A0B;&amp;#xFF0C;&amp;#x968F;&amp;#x540E;&amp;#x65B0;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#xFF0C;&amp;#x7136;&amp;#x540E;&amp;#x67E5;&amp;#x770B; refs/master -&gt; objects/\n
  47. &amp;#x521D;&amp;#x59CB;&amp;#x5316;&amp;#x4E00;&amp;#x4E2A;git&amp;#x5DE5;&amp;#x7A0B;&amp;#xFF0C;&amp;#x968F;&amp;#x540E;&amp;#x65B0;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#xFF0C;&amp;#x7136;&amp;#x540E;&amp;#x67E5;&amp;#x770B; refs/master -&gt; objects/\n
  48. &amp;#x521D;&amp;#x59CB;&amp;#x5316;&amp;#x4E00;&amp;#x4E2A;git&amp;#x5DE5;&amp;#x7A0B;&amp;#xFF0C;&amp;#x968F;&amp;#x540E;&amp;#x65B0;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#xFF0C;&amp;#x7136;&amp;#x540E;&amp;#x67E5;&amp;#x770B; refs/master -&gt; objects/\n
  49. &amp;#x521D;&amp;#x59CB;&amp;#x5316;&amp;#x4E00;&amp;#x4E2A;git&amp;#x5DE5;&amp;#x7A0B;&amp;#xFF0C;&amp;#x968F;&amp;#x540E;&amp;#x65B0;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#xFF0C;&amp;#x7136;&amp;#x540E;&amp;#x67E5;&amp;#x770B; refs/master -&gt; objects/\n
  50. &amp;#x521D;&amp;#x59CB;&amp;#x5316;&amp;#x4E00;&amp;#x4E2A;git&amp;#x5DE5;&amp;#x7A0B;&amp;#xFF0C;&amp;#x968F;&amp;#x540E;&amp;#x65B0;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#xFF0C;&amp;#x7136;&amp;#x540E;&amp;#x67E5;&amp;#x770B; refs/master -&gt; objects/\n
  51. &amp;#x6F14;&amp;#x793A;&amp;#xFF1A;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#x5939;&amp;#xFF0C;&amp;#x968F;&amp;#x540E;&amp;#x518D;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#xFF0C;&amp;#x67E5;&amp;#x770B; objects\n
  52. &amp;#x6F14;&amp;#x793A;&amp;#xFF1A;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#x5939;&amp;#xFF0C;&amp;#x968F;&amp;#x540E;&amp;#x518D;&amp;#x589E;&amp;#x52A0;&amp;#x4E00;&amp;#x4E2A;&amp;#x6587;&amp;#x4EF6;&amp;#xFF0C;&amp;#x67E5;&amp;#x770B; objects\n
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