Git Pocket Guide

Git Pocket Guide

by Richard E. Silverman
Released July 2013
Publisher(s): O'Reilly Media, Inc.
ISBN: 9781449325862

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Book description

This pocket guide is the perfect on-the-job companion to Git, the distributed version control system. It provides a compact, readable introduction to Git for new users, as well as a reference to common commands and procedures for those of you with Git experience.

Written for Git version 1.8.2, this handy task-oriented guide is organized around the basic version control functions you need, such as making commits, fixing mistakes, merging, and searching history.

  • Examine the state of your project at earlier points in time
  • Learn the basics of creating and making changes to a repository
  • Create branches so many people can work on a project simultaneously
  • Merge branches and reconcile the changes among them
  • Clone an existing repository and share changes with push/pull commands
  • Examine and change your repositoryâ??s commit history
  • Access remote repositories, using different network protocols
  • Get recipes for accomplishing a variety of common tasks

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Table of contents

  1. Preface
    1. What Is Git?
    2. Goals of This Book
    3. Conventions Used in This Book
      1. Unix
      2. Shell
      3. Command Syntax
      4. Typography
    4. Using Code Examples
    5. Safari® Books Online
    6. How to Contact Us
    7. Acknowledgments
  2. 1. Understanding Git
    1. Overview
      1. Terminology
      2. Branches
      3. Sharing Work
    2. The Object Store
      1. Blob
      2. Tree
      3. Commit
        1. Author versus Committer
        2. Cryptographic Signature
      4. Tag
    3. Object IDs and SHA-1
      1. Security
    4. Where Objects Live
    5. The Commit Graph
    6. Refs
      1. Related Commands
    7. Branches
    8. The Index
    9. Merging
      1. Merging Content
      2. Merging History
    10. Push and Pull
      1. Notes
  3. 2. Getting Started
    1. Basic Configuration
      1. Personal Identification
      2. Text Editor
      3. Commit ID Abbreviation
      4. Pagination
      5. Color
      6. Cryptographic Keys
      7. Command Aliases
      8. Getting Help
      9. References
    2. Creating a New, Empty Repository
      1. Selected Options
    3. Importing an Existing Project
    4. Ignoring Files
      1. Syntax of “Ignore Patterns”
  4. 3. Making Commits
    1. Changing the Index
      1. Adding a New File
      2. Adding the Changes to an Existing File
      3. Adding Partial Changes
      4. Shortcuts
      5. Removing a File
      6. Renaming a File
      7. Unstaging Changes
    2. Making a Commit
      1. Commit Messages
      2. What Makes a Good Commit?
      3. Shortcuts
      4. Empty Directories
      5. A Commit Workflow
  5. 4. Undoing and Editing Commits
    1. Changing the Last Commit
      1. Double Oops!
    2. Discarding the Last Commit
      1. Discarding Any Number of Commits
    3. Undoing a Commit
      1. Partial Undo
    4. Editing a Series of Commits
      1. Conflicts
      2. The exec Action
  6. 5. Branching
    1. The Default Branch, master
    2. Making a New Branch
    3. Switching Branches
      1. Uncommitted Changes
        1. Check Out with Merge
      2. Untracked Files
      3. Losing Your Head
    4. Deleting a Branch
    5. Renaming a Branch
  7. 6. Tracking Other Repositories
    1. Cloning a Repository
      1. Clones and Hard Links
        1. Shared Clone
      2. Bare Repositories
      3. Reference Repositories
    2. Local, Remote, and Tracking Branches
    3. Synchronization: Push and Pull
      1. Pulling
      2. Pushing
      3. Push Defaults
      4. Pull with Rebase
      5. Notes
    4. Access Control
  8. 7. Merging
    1. Merge Conflicts
      1. Resolving Merge Conflicts
      2. Notes
    2. Details on Merging
    3. Merge Tools
      1. Notes
    4. Custom Merge Tools
    5. Merge Strategies
    6. Why the Octopus?
    7. Reusing Previous Merge Decisions
  9. 8. Naming Commits
    1. Naming Individual Commits
      1. Commit ID
      2. Ref Name
      3. Names Relative to a Given Commit
      4. Names Relative to the Reflog
      5. The Upstream Branch
      6. Matching a Commit Message
        1. Notes
      7. Following Chains
      8. Addressing Pathnames
    2. Naming Sets of Commits
  10. 9. Viewing History
    1. Command Format
    2. Output Formats
    3. Defining Your Own Formats
      1. Notes
    4. Limiting Commits to Be Shown
    5. Regular Expressions
    6. Reflog
    7. Decoration
    8. Date Style
    9. Listing Changed Files
    10. Showing and Following Renames or Copies
      1. Detecting Copies
    11. Rewriting Names and Addresses: The “mailmap”
      1. Shortening Names
    12. Searching for Changes: The “pickaxe”
    13. Showing Diffs
      1. Color
      2. Word Diff
    14. Comparing Branches
      1. Displaying Sides
    15. Showing Notes
    16. Commit Ordering
    17. History Simplification
    18. Related Commands
      1. git cherry
      2. git shortlog
  11. 10. Editing History
    1. Rebasing
      1. Undoing a Rebase
    2. Importing from One Repository to Another
      1. Importing Disconnected History
      2. Importing Linear History
      3. Importing Nonlinear History
    3. Commit Surgery: git replace
      1. Keeping It Real
    4. The Big Hammer: git filter-branch
      1. Examples
        1. Expunging Files
        2. Shifting to a Subdirectory
        3. Updating Tags
    5. Notes
  12. 11. Understanding Patches
    1. Applying Plain Diffs
    2. Patches with Commit Information
  13. 12. Remote Access
    1. SSH
    2. HTTP
    3. Storing Your Username
    4. Storing Your Password
    5. References
  14. 13. Miscellaneous
    1. git cherry-pick
    2. git notes
      1. git notes Subcommands
    3. git grep
      1. Combining Regular Expressions
      2. What to Search
      3. What to Show
      4. How to Match
    4. git rev-parse
    5. git clean
    6. git stash
      1. Subcommands
        1. save
        2. list
        3. show
        4. pop
        5. apply
        6. branch <branchname> [stash]
        7. drop [stash]
        8. clear
    7. git show
    8. git tag
      1. Deleting a Tag from a Remote
      2. Following Tags
      3. Backdating Tags
    9. git diff
      1. git diff
      2. git diff --staged
      3. git diff <commit>
      4. git diff <A> <B>
      5. Options and Arguments
    10. git instaweb
    11. Git Hooks
    12. Visual Tools
    13. Submodules
  15. 14. How Do I…?
    1. …Make and Use a Central Repository?
    2. …Fix the Last Commit I Made?
    3. …Edit the Previous n Commits?
    4. …Undo My Last n Commits?
    5. …Reuse the Message from an Existing Commit?
    6. …Reapply an Existing Commit from Another Branch?
    7. …List Files with Conflicts when Merging?
    8. …Get a Summary of My Branches?
    9. …Get a Summary of My Working Tree and Index State?
    10. …Stage All the Current Changes to My Working Files?
    11. …Show the Changes to My Working Files?
    12. …Save and Restore My Working Tree and Index Changes?
    13. …Add a Downstream Branch Without Checking It Out?
    14. …List the Files in a Specific Commit?
    15. …Show the Changes Made by a Commit?
    16. …Get Tab Completion of Branch Names, Tags, and So On?
    17. …List All Remotes?
    18. …Change the URL for a Remote?
    19. …Remove Old Remote-Tracking Branches?
    20. …Have git log:
      1. Find Commits I Made but Lost?
      2. Not Show the diffs for Root Commits?
      3. Show the Changes for Each Commit?
      4. Show the Committer as well as the Author?
  16. Index
  17. About the Author
  18. Copyright

Product information

  • Title: Git Pocket Guide
  • Author(s): Richard E. Silverman
  • Release date: July 2013
  • Publisher(s): O'Reilly Media, Inc.
  • ISBN: 9781449325862