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@@ -11,3 +11,8 @@ If you clone a dataset into an existing
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dataset (as a subdataset), remember to specify the
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root of the superdataset with the '-d' option.
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+There are two useful functions to display changes between two
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+states of a dataset: "datalad diff -f/--from COMMIT -t/--to COMMIT"
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+and "git diff COMMIT COMMIT", where COMMIT is a shasum of a commit
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+in the history.
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+
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