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jQuery check if an input is type checkbox?
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answered Sep 28 '09 at 18:49
Ken BrowningKen Browning
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How to make rpm auto install dependencies
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edited Dec 14 '12 at 11:34
answered Dec 14 '12 at 11:24
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Entity Framework code first unique column
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262
In Entity Framework 6.1+ you can use this attribute on your model:
[Index(IsUnique=true)]
Y...
Is there a Java standard “both null or equal” static method?
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edited Jun 20 at 9:12
Community♦
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answered Feb 20 '12 at 15:31
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How do I convert a org.w3c.dom.Document object to a String?
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edited Mar 26 '14 at 6:03
Ashish Aggarwal
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How can I push a local Git branch to a remote with a different name easily?
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Note that this used to be called tracking not upstream before Git 1.7.4.2, so if you're using an older version of Git, use tracking instead. The push.default option was added in Git 1.6.4, so if you're on an older version than that, you won't have this option at all and will need to explicitly sp...
Generating random whole numbers in JavaScript in a specific range?
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How to display unique records from a has_many through relationship?
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238
Have you tried to specify the :uniq option on the has_many association:
has_many :products, :...
Add column with number of days between dates in DataFrame pandas
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Out[11]:
A datetime64[ns]
B datetime64[ns]
dtype: object
In [12]: df['A'] - df['B']
Out[12]:
one -58 days
two -26 days
dtype: timedelta64[ns]
In [13]: df['C'] = df['A'] - df['B']
In [14]: df
Out[14]:
A B C
one 2014-01-01 2014-02-28 -58 days
two 2014-02...