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Converting a generic list to a CSV string
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247
It's amazing what the Framework already does for us.
List<int> myValues;
string csv = Stri...
Array to Hash Ruby
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107
Ruby 2.1.0 introduced a to_h method on Array that does what you require if your original array c...
How to check if a file contains a specific string using Bash
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answered Jul 2 '12 at 4:47
Igor ChubinIgor Chubin
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`ui-router` $stateParams vs. $state.params
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How to enable PHP short tags?
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edited Feb 11 '12 at 5:07
Lenin Raj Rajasekaran
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pandas DataFrame: replace nan values with average of columns
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You can simply use DataFrame.fillna to fill the nan's directly:
In [27]: df
Out[27]:
A B C
0 -0.166919 0.979728 -0.632955
1 -0.297953 -0.912674 -1.365463
2 -0.120211 -0.540679 -0.680481
3 NaN -2.027325 1.533582
4 NaN NaN 0.461821
5 -0.788073 ...
Find all records which have a count of an association greater than zero
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67
joins uses an inner join by default so using Project.joins(:vacancies) will in effect only retur...
How to use JNDI DataSource provided by Tomcat in Spring?
...itialSize="20"
maxWaitMillis="15000"
maxTotal="75"
maxIdle="20"
maxAge="7200000"
testOnBorrow="true"
validationQuery="select 1"
/>
</GlobalNamingResources>
And reference the JNDI resource fro...
how do I use the grep --include option for multiple file types?
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