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How to restart a rails server on Heroku?
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edited May 23 '17 at 11:47
Community♦
111 silver badge
answered Jan 30 '13 at 20:08
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Scala: join an iterable of strings
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432
How about mkString ?
theStrings.mkString(",")
A variant exists in which you can specify a pre...
How can I call a custom Django manage.py command directly from a test driver?
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Amir Ali Akbari
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answered May 25 '09 at 19:04
Alex KoshelevAlex ...
how to permit an array with strong parameters
..._ids are passed to the create action in an array
"category_ids"=>["", "2"],
Therefore, when declaring strong parameters, I explicitly set category_ids to be an array
params.require(:question).permit(:question_details, :question_content, :user_id, :accepted_answer_id, :province_id, :city, :cat...
Cause CMAKE to generate an error
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squareskittles
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answered Mar 23 '11 at 10:24
AndréAndré
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MySQL Select minimum/maximum among two (or more) given values
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242
You can use LEAST and GREATEST function to achieve it.
SELECT
GREATEST(A.date0, B.date0) ...
Can I get chrome-devtools to actually search all JS sources?
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edited Oct 24 '19 at 21:29
Darryl Hein
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How to configure MongoDB Java driver MongoOptions for production use?
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Updated to 2.9 :
autoConnectRetry simply means the driver will automatically attempt to reconnect to the server(s) after unexpected disconnects. In production environments you usually want this set to true.
connectionsPerHost are the ...
Set default CRAN mirror permanent in R
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121
You can set repos in your .Rprofile to restore your choice every time you start R
Edit: to be ...
How to get the parents of a Python class?
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Use the following attribute:
cls.__bases__
From the docs:
The tuple of base classes of ...