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Rails 3 execute custom sql query without a model
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answered Mar 14 '13 at 11:48
denis-budenis-bu
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Use logging print the output of pprint
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– undefinedvariable
Sep 29 '15 at 13:04
2
@undefinedvariable Good question. Me-today wants to tell...
How to template If-Else structures in data-bound views?
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4 Answers
4
Active
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Rails: Default sort order for a rails model?
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554
default_scope
This works for Rails 4+:
class Book < ActiveRecord::Base
default_scope { or...
How to send JSON instead of a query string with $.ajax?
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4 Answers
4
Active
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Get position of UIView in respect to its superview's superview
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194
You can use this:
Objective-C
CGRect frame = [firstView convertRect:buttons.frame fromView:sec...
SQL Server Escape an Underscore
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548
T-SQL Reference for LIKE:
You can use the wildcard pattern matching characters as literal c...
Avoiding an ambiguous match exception
...njamin Podszun
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9
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Concatenating string and integer in python
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answered Jul 19 '12 at 10:43
user647772user647772
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deleting rows in numpy array
...thod.
Suppose I have the following array x:
x = array([[1,2,3],
[4,5,6],
[7,8,9]])
To delete the first row, do this:
x = numpy.delete(x, (0), axis=0)
To delete the third column, do this:
x = numpy.delete(x,(2), axis=1)
So you could find the indices of the rows which have a ...