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Jan 10, 2020
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How do I add a new variable to dataset. #3679

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How do I add a new variable to dataset.
rpgoldman Jan 9, 2020
8a10a2d
Update doc/howdoi.rst
rpgoldman Jan 9, 2020
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Add cross-reference per suggestion.
rpgoldman Jan 9, 2020
a830502
Fix cross-reference.
rpgoldman Jan 10, 2020
877352d
Update doc/howdoi.rst
rpgoldman Jan 10, 2020
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2 changes: 2 additions & 0 deletions doc/data-structures.rst
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Expand Up @@ -353,6 +353,8 @@ setting) variables and attributes:
This is particularly useful in an exploratory context, because you can
tab-complete these variable names with tools like IPython.

.. _dictionary_like_methods:

Dictionary like methods
~~~~~~~~~~~~~~~~~~~~~~~

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3 changes: 3 additions & 0 deletions doc/howdoi.rst
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Expand Up @@ -11,6 +11,8 @@ How do I ...

* - How do I...
- Solution
* - add a DataArray to my dataset as a new variable
- ``my_dataset[varname] = my_dataArray`` or :py:meth:`Dataset.assign` (see also :ref:`dictionary_like_methods`)
* - add variables from other datasets to my dataset
- :py:meth:`Dataset.merge`
* - add a new dimension and/or coordinate
Expand Down Expand Up @@ -57,3 +59,4 @@ How do I ...
- ``obj.dt.ceil``, ``obj.dt.floor``, ``obj.dt.round``. See :ref:`dt_accessor` for more.
* - make a mask that is ``True`` where an object contains any of the values in a array
- :py:meth:`Dataset.isin`, :py:meth:`DataArray.isin`