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Selecting with complex criteria from pandas.DataFrame
...nt(1, 9)*100 for x in range(10)]})
>>> df
A B C
0 9 40 300
1 9 70 700
2 5 70 900
3 8 80 900
4 7 50 200
5 9 30 900
6 2 80 700
7 2 80 400
8 5 80 300
9 7 70 800
We can apply column operations and get boolean Series objects:
>>> df["B"] > 50
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Angular.js programmatically setting a form field to dirty
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Since AngularJS 1.3.4 you can use $setDirty() on fields (source). For example, for each field with error and marked required you can do the following:
angular.forEach($scope.form.$error.required, function(field) {
field.$setDirty();
});
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How to find all occurrences of an element in a list?
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answered Jun 9 '11 at 14:13
Sven MarnachSven Marnach
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Add a new element to an array without specifying the index in Bash
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edited Dec 23 '09 at 9:18
answered Dec 23 '09 at 9:02
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Convert pandas dataframe to NumPy array
...50
cs95
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answered May 5 '16 at 5:29
User456898User...
how to get first three characters of an NSString?
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sed: print only matching group
...eplaced with the contents of the group
echo "foo bar <foo> bla 1 2 3.4" |
sed -n 's/.*\([0-9][0-9]*[\ \t][0-9.]*[ \t]*$\)/\1/p'
2 3.4
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Replace all elements of Python NumPy Array that are greater than some value
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I think both the fastest and most concise way to do this is to use NumPy's built-in Fancy inde...
How do I forward parameters to other command in bash script?
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Python 3 Online Interpreter / Shell [closed]
...ike http://codepad.org/ or http://www.trypython.org/ which uses Python 3?
2 Answers
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