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Pandas - Get first row value of a given column
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516
To select the ith row, use iloc:
In [31]: df_test.iloc[0]
Out[31]:
ATime 1.2
X 2....
How to select the nth row in a SQL database table?
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31 Answers
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How to get the index of a maximum element in a numpy array along one axis
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144
>>> a.argmax(axis=0)
array([1, 1, 0])
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jQuery Set Select Index
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NOTE: answer is dependent upon jQuery 1.6.1+
$('#selectBox :nth-child(4)').prop('selected', true); // To select via index
$('#selectBox option:eq(3)').prop('selected', true); // To select via value
Thanks for the comment, .get won't work since it returns a ...
Can I specify multiple users for myself in .gitconfig?
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1051
You can configure an individual repo to use a specific user / email address which overrides t...
How to prevent a background process from being stopped after closing SSH client in Linux
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answered Nov 12 '08 at 19:21
JesperEJesperE
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How to add a new row to an empty numpy array
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Then be sure to append along axis 0:
arr = np.append(arr, np.array([[1,2,3]]), axis=0)
arr = np.append(arr, np.array([[4,5,6]]), axis=0)
But, @jonrsharpe is right. In fact, if you're going to be appending in a loop, it would be much faster to append to a list as in your first example, then ...
How to get index of object by its property in JavaScript?
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19 Answers
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Android Studio Stuck at Gradle Download on create new project
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17 Answers
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