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How to get last items of a list in Python?
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You can use negative integers with the slicing operator for that. Here's an example using the p...
To find whether a column exists in data frame or not
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In Vim, how do I apply a macro to a set of lines?
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Django: Set foreign key using integer?
...mployee = Employee(first_name="Name", last_name="Name")
employee.type_id = 4
employee.save()
ForeignKey fields store their value in an attribute with _id at the end, which you can access directly to avoid visiting the database.
The _id version of a ForeignKey is a particularly useful aspect of Dj...
How do I write data into CSV format as string (not file)?
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Good ways to sort a queryset? - Django
...rdered = sorted(auths, key=operator.attrgetter('last_name'))
In Django 1.4 and newer you can order by providing multiple fields.
Reference: https://docs.djangoproject.com/en/dev/ref/models/querysets/#order-by
order_by(*fields)
By default, results returned by a QuerySet are ordered by the orderin...
How to percent-encode URL parameters in Python?
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Python 2
From the docs:
urllib.quote(string[, safe])
Replace special characters in stri...
Deprecated warning for Rails 4 has_many with order
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In Rails 4, :order has been deprecated and needs to be replaced with lambda scope block as shown in the warning you've posted in the question. Another point to note is that this scope block needs to be passed before any other associa...