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Linux, Why can't I write even though I have group permissions?
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edited Mar 20 '17 at 10:18
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111 silver badge
answered Feb 20 '11 at 2:49
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How to position a DIV in a specific coordinates?
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175
Script its left and top properties as the number of pixels from the left edge and top edge res...
Chrome Extension Message passing: response not sent
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edited Sep 6 '17 at 14:53
answered Nov 19 '13 at 17:18
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django urls without a trailing slash do not redirect
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101
check your APPEND_SLASH setting in the settings.py file
more info in the django docs
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Using .otf fonts on web browsers
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edited Sep 20 at 14:02
answered Jul 14 '10 at 10:20
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Naming convention for unique constraint
...n a unique constraint and a unique index is INCLUDE columns.
Edit: Feb 2013. Since SQL Server 2008, indexes can have filters too. Constraints can not
So, it comes down to one of
stick with UQ as per the rest of the SQL-using planet
use IK for unique indexes (IKC for clustered too) to be consist...
How to call a shell script from python code?
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12 Answers
12
Active
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How can I add the sqlite3 module to Python?
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195
You don't need to install sqlite3 module. It is included in the standard library (since Python...
Run a callback only if an attribute has changed in Rails
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Rails 5.1+
class Page < ActiveRecord::Base
before_save :do_something, if: :will_save_change_to_status_id?
private
def do_something
# ...
end
end
The commit that changed ActiveRecord::Dirty is here: https://github....