git

http://www.artandlogic.com/blog/2014/01/git-cheat-sheet/
git show-ref --tags --abbrev
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http://stackoverflow.com/questions/1404796/how-to-get-the-latest-tag-name-in-current-branch-in-git
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git describe --abbrev=0 --tags
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http://stackoverflow.com/questions/1862423/git-how-to-tell-which-commit-a-tag-points-to
git show-ref $TAG
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Synchronize our local branches with all remote branches , if find that remote branch is removed, then remove this branch locally

git remote update --prune

Create a branch based on commit

git branch 7.x-1.x d0ea9c6


http://stackoverflow.com/questions/1064361/unable-to-show-a-git-tree-in-terminal

git tree
A solution is to create an Alias in your .gitconfig and call it easily
[alias] tree = log --graph --decorate --pretty=oneline --abbrev-commit

git config alias.lol 'log --pretty=oneline --abbrev-commit --graph --decorate'
http://stackoverflow.com/questions/1862423/git-how-to-tell-which-commit-a-tag-points-to
http://mislav.uniqpath.com/2010/07/git-tips/
http://snarvaez.com.ar/libertad/index.php/2009/01/22/git-sistema-de-versionado-rapido-y-distribuido/

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http://adventuresincoding.com/2010/04/how-to-setup-git-to-use-diffmerge

Visual Mergetool Configuration====

git config --global merge.tool diffmerge

git config --global mergetool.diffmerge.cmd "diffmerge --merge
--result=\$MERGED \$LOCAL \$BASE \$REMOTE"

git config --global mergetool.diffmerge.trustExitCode true

Don’t store backups====

git config --global mergetool.keepBackup false

Visual Difftool Configuration===

git config --global diff.tool diffmerge
git config --global difftool.diffmerge.cmd "diffmerge \$LOCAL \$REMOTE"
===================

git difftool 71c8c69 b8ca6fe nice_menus_ana.css

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http://stackoverflow.com/questions/373812/rollback-file-to-much-earlier-version

git checkout <commit hash> file
git checkout 71c8c69 nice_menus_ana.css


git checkout <commit hash> file
git commit -a

git checkout f54d635 sites/all/modules/custom/boletin/boletin.module

====================
deshaceer cambios
git reset --hard ORIG_HEAD