book

Git Pocket Guide

by Richard E. Silverman

July 2013

Beginner

231 pages

4h 23m

English

O'Reilly Media, Inc.

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What Is Git?Goals of This BookConventions Used in This BookUnixShellCommand SyntaxTypographyUsing Code ExamplesSafari® Books OnlineHow to Contact UsAcknowledgments
OverviewTerminologyBranchesSharing WorkThe Object StoreBlobTreeCommitAuthor versus CommitterCryptographic SignatureTagObject IDs and SHA-1SecurityWhere Objects LiveThe Commit GraphRefsRelated CommandsBranchesThe IndexMergingMerging ContentMerging HistoryPush and PullNotes
Basic ConfigurationPersonal IdentificationText EditorCommit ID AbbreviationPaginationColorCryptographic KeysCommand AliasesGetting HelpReferencesCreating a New, Empty RepositorySelected OptionsImporting an Existing ProjectIgnoring FilesSyntax of “Ignore Patterns”
Changing the IndexAdding a New FileAdding the Changes to an Existing FileAdding Partial ChangesShortcutsRemoving a FileRenaming a FileUnstaging ChangesMaking a CommitCommit MessagesWhat Makes a Good Commit?ShortcutsEmpty DirectoriesA Commit Workflow
Changing the Last CommitDouble Oops!Discarding the Last CommitDiscarding Any Number of CommitsUndoing a CommitPartial UndoEditing a Series of CommitsConflictsThe exec Action
The Default Branch, masterMaking a New BranchSwitching BranchesUncommitted ChangesCheck Out with MergeUntracked FilesLosing Your HeadDeleting a BranchRenaming a Branch
Cloning a RepositoryClones and Hard LinksShared CloneBare RepositoriesReference RepositoriesLocal, Remote, and Tracking BranchesSynchronization: Push and PullPullingPushingPush DefaultsPull with RebaseNotesAccess Control
Merge ConflictsResolving Merge ConflictsNotesDetails on MergingMerge ToolsNotesCustom Merge ToolsMerge StrategiesWhy the Octopus?Reusing Previous Merge Decisions
Naming Individual CommitsCommit IDRef NameNames Relative to a Given CommitNames Relative to the ReflogThe Upstream BranchMatching a Commit MessageNotesFollowing ChainsAddressing PathnamesNaming Sets of Commits
Command FormatOutput FormatsDefining Your Own FormatsNotesLimiting Commits to Be ShownRegular ExpressionsReflogDecorationDate StyleListing Changed FilesShowing and Following Renames or CopiesDetecting CopiesRewriting Names and Addresses: The “mailmap”Shortening NamesSearching for Changes: The “pickaxe”Showing DiffsColorWord DiffComparing BranchesDisplaying SidesShowing NotesCommit OrderingHistory SimplificationRelated Commandsgit cherrygit shortlog

RebasingUndoing a RebaseImporting from One Repository to AnotherImporting Disconnected HistoryImporting Linear HistoryImporting Nonlinear HistoryCommit Surgery: git replaceKeeping It RealThe Big Hammer: git filter-branchExamplesExpunging FilesShifting to a SubdirectoryUpdating TagsNotes
Applying Plain DiffsPatches with Commit Information
SSHHTTPStoring Your UsernameStoring Your PasswordReferences
git cherry-pickgit notesgit notes Subcommandsgit grepCombining Regular ExpressionsWhat to SearchWhat to ShowHow to Matchgit rev-parsegit cleangit stashSubcommandssavelistshowpopapplybranch <branchname> [stash]drop [stash]cleargit showgit tagDeleting a Tag from a RemoteFollowing TagsBackdating Tagsgit diffgit diffgit diff --stagedgit diff <commit>git diff <A> <B>Options and Argumentsgit instawebGit HooksVisual ToolsSubmodules
…Make and Use a Central Repository?…Fix the Last Commit I Made?…Edit the Previous n Commits?…Undo My Last n Commits?…Reuse the Message from an Existing Commit?…Reapply an Existing Commit from Another Branch?…List Files with Conflicts when Merging?…Get a Summary of My Branches?…Get a Summary of My Working Tree and Index State?…Stage All the Current Changes to My Working Files?…Show the Changes to My Working Files?…Save and Restore My Working Tree and Index Changes?…Add a Downstream Branch Without Checking It Out?…List the Files in a Specific Commit?…Show the Changes Made by a Commit?…Get Tab Completion of Branch Names, Tags, and So On?…List All Remotes?…Change the URL for a Remote?…Remove Old Remote-Tracking Branches?…Have git log:Find Commits I Made but Lost?Not Show the diffs for Root Commits?Show the Changes for Each Commit?Show the Committer as well as the Author?

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About the Author

Richard E. Silverman has a B.A. in computer science and an M.A. in pure mathematics. Richard has worked in the fields of networking, formal methods in software development, public-key infrastructure, routing security, and Unix systems administration. He co-authored the SSH, The Secure Shell: The Definitive Guide, 2e and the Linux Security Cookbook.