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How to run only one task in ansible playbook?
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You may also apply tags to roles:
roles:
- { role: webserver, port: 5000, tags: [ 'web', 'foo' ] }
And you may also tag basic include statements:
- include: foo.yml tags=web,foo
Both of these have the function of tagging every single task inside the include statement.
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Finding child element of parent pure javascript
...ernatives to querySelector, like document.getElementsByClassName('parent')[0] if you so desire.
Edit: Now that I think about it, you could just use querySelectorAll to get decendents of parent having a class name of child1:
children = document.querySelectorAll('.parent .child1');
The differenc...
Forcing child to obey parent's curved borders in CSS
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201
According to the specs:
A box's backgrounds, but not its
border-image, are clipped to t...
How to bind multiple values to a single WPF TextBlock?
...;
<TextBlock.Text>
<MultiBinding StringFormat="{}{0} + {1}">
<Binding Path="Name" />
<Binding Path="ID" />
</MultiBinding>
</TextBlock.Text>
</TextBlock>
Giving Name a value of Foo and ID a value of 1, yo...
How to trace the path in a Breadth-First Search?
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+50
You should have look at http://en.wikipedia.org/wiki/Breadth-first_search first.
Below is a quick implementation, in which I used ...
Border around tr element doesn't show?
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260
Add this to the stylesheet:
table {
border-collapse: collapse;
}
JSFiddle.
The reason why ...
How can you hide database output in Rails console?
...logging in console)
To turn it back on
ActiveRecord::Base.logger.level = 0
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What does .SD stand for in data.table in R
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206
.SD stands for something like "Subset of Data.table". There's no significance to the initial "....
Using member variable in lambda capture list inside a member function
The following code compiles with gcc 4.5.1 but not with VS2010 SP1:
4 Answers
4
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Can a pointer to base point to an array of derived objects?
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150
You cannot index like that. You have allocated an array of Rectangles and stored a pointer to th...