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FAQ: add details on copying locked files out of dataset #570

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Oct 30, 2020
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FAQ: add details on copying locked files out of dataset #570

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FAQ add details on copying locked files out of dataset
Remi-Gau Sep 8, 2020
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Remi-Gau Oct 27, 2020
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add link to chmod tuto
Remi-Gau Oct 27, 2020
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Fixup hyperlink
adswa Oct 29, 2020
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14 changes: 14 additions & 0 deletions docs/basics/101-180-FAQ.rst
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Expand Up @@ -411,6 +411,20 @@ dataset.
When using the terminal command ``cp`` [#f1]_, it is sufficient to use the
``-L``/``--dereference`` option. This will follow symbolic links, and make
sure that content gets moved instead of symlinks.
Remember that if you are copying some annexed content out of a dataset without
unlocking it first, you will only have "read" :term:`permissions` on the files you have just
copied. Therefore you can :
- either unlock the files before copying them out,
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Note to self: write a glossary entry about "unlocking"

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Want me to add a stub with a TODO in the glossary as part of this PR?

- or copy them and then use the command ``chmod`` to be able to edit the file.

.. code-block:: bash

# this will give you 'write' permission on the file
$ chmod +w filename

If you are not familiar with how the ``chmod`` works (or if you forgot - let's be honest we
all google it sometimes), this is `a nice tutorial <https://bids.github.io/2015-06-04-berkeley/shell/07-perm.html>`_ .

With tools other than ``cp`` (e.g., graphical file managers), to copy or move
annexed content, make sure it is *unlocked* first:
After a :command:`datalad unlock` copying and moving contents will work fine.
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