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Android: How to Programmatically set the size of a Layout

As part of an Android App I am building a button set. The buttons are part of a nested set of LinearLayouts. Using weight I have the set resizing itself automatically based on the size of the containing parent LinearLayout. The idea is, based on the pixel count and density of the screen, to set the ...
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how can I see what ports mongo is listening on from mongo shell?

If I have a mongo instance running, how can I check what port numbers it is listening on from the shell? I thought that db.serverStatus() would do it but I don't see it. I see this ...
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What is the “realm” in basic authentication

I'm setting up basic authentication on a php site and found this page on the php manual showing the set up. What does "realm" mean here in the header? ...
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How do you turn off version control in android studio?

I set up my Github with android studio, everything worked fine, the problem now is though, that I can't seem to turn off, or get out of version control to use the IDE normally again. ...
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Difference between \A \z and ^ $ in Ruby regular expressions

In the documentation I read: 4 Answers 4 ...
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What does && mean in void *p = &&abc;

... &&abc; . What is the significance of && here? I know about rvalue references but I think && used in this context is different. What does && indicate in void *p = &&abc; ? ...
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Why Collections.sort uses merge sort instead of quicksort?

We know that quick sort is the fastest sorting algorithm. 1 Answer 1 ...
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Rails “validates_uniqueness_of” Case Sensitivity

Here is the model (I am using SQLLite3): 4 Answers 4 ...
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Difference between Document-based and Key/Value-based databases?

I know there are three different, popular types of non-sql databases. 2 Answers 2 ...
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Best way to use html5 data attributes with rails content_tag helper?

The issue, of course, is that ruby symbols don't like hyphens. So something like this obviously won't work: 6 Answers ...