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Run task only if host does not belong to a group
...ansible.com/ansible/latest/user_guide/playbooks_variables.html#accessing-information-about-other-hosts-with-magic-variables :
group_names is a list (array) of all the groups the current host is in.
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Can't find a “not equal” css attribute selector
... Suppose there are 100 divs out of which foo value is absent(foo='') for 50 divs and other 50 divs have different foo value say foo=x or y etc then you need to write 50 selectors if we follow above solution
– Shoaib Chikate
Aug 13 '14 at 13:23
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no new variables on left side of :=
...ting variable.
myArray = [...]int{11,12,14}
colon : is used when you perform the short declaration and assignment for the first time as you are doing in your first statement i.e. myArray :=[...]int{12,14,26}.
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Use curly braces to initialize a Set in Python
...et literal syntax:
my_set = {'foo', 'bar', 'baz'}
It's not available before Python 2.7
There's no way to express an empty set using that syntax (using {} creates an empty dict)
Those may or may not be important to you.
The section of the docs outlining this syntax is here.
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.aspx vs .ashx MAIN difference
...eb handler (*.ashx, extension based processor) is the default HTTP handler for all Web handlers that do not have a UI and that include the @WebHandler directive.
ASP.NET page handler (*.aspx) is the default HTTP handler for all ASP.NET pages.
Among the built-in HTTP handlers there are also Web se...
Name of this month (Date.today.month as name)
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@PedroMorteRolo still works for me on Ruby 2.2.0 -- make sure to require 'date' first.
– Dylan Markow
Jan 23 '15 at 23:15
add a ...
NameError: global name 'unicode' is not defined - in Python 3
...ding)
decoded = True
You may want to read the Python 3 porting HOWTO for more such details. There is also Lennart Regebro's Porting to Python 3: An in-depth guide, free online.
Last but not least, you could just try to use the 2to3 tool to see how that translates the code for you.
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Passing command line arguments in Visual Studio 2010?
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Under Project->Properties->Debug, you should see a box for Command line arguments (This is in C# 2010, but it should basically be the same place)
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Convert a python 'type' object to a string
...n using new-style classes vs old-style (that is, inheritance from object). For a new-style class, type(someObject).__name__ returns the name, and for old-style classes it returns instance.
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ActiveRecord, has_many :through, and Polymorphic Associations
...c belongs_to relationship. Then all you need to do is specify :source_type for the relationship you're trying to define.
This fix to the Widget model should allow you do exactly what you're looking for.
class Widget < ActiveRecord::Base
has_many :widget_groupings
has_many :people, :through...