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How to display unique records from a has_many through relationship?
...ay to display unique records from a has_many, through relationship in Rails3.
4 Answers
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Reactive Extensions bug on Windows Phone
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answered Jun 12 '15 at 6:53
JapesJapes
25522 silver badges1515 bronze badges
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How to get last items of a list in Python?
...re's an example using the python CLI interpreter:
>>> a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]
>>> a
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]
>>> a[-9:]
[4, 5, 6, 7, 8, 9, 10, 11, 12]
the important line is a[-9:]
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Can the :not() pseudo-class have multiple arguments?
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edited May 18 '16 at 18:23
TylerH
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answered Ap...
How to split() a delimited string to a List
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330
string.Split() returns an array - you can convert it to a list using ToList():
listStrLineEle...
Django admin: How to display a field that is marked as editable=False' in the model?
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3 Answers
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How do I import the Django DoesNotExist exception?
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139
You don't need to import it - as you've already correctly written, DoesNotExist is a property o...
How to customize a requirements.txt for multiple environments?
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3 Answers
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Return first match of Ruby regex
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135
You could try variableName[/regular expression/]. This is an example output from irb:
irb(main...
How to uncompress a tar.gz in another directory
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324
You can use the option -C (or --directory if you prefer long options) to give the target direc...