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Why not use always android:configChanges=“keyboardHidden|orientation”?

I was wondering why not use android:configChanges="keyboardHidden|orientation" in every (almost every ;)) activity? ...
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Ignore outliers in ggplot2 boxplot

...gplot(df, aes(y = y)) + geom_boxplot(aes(x = factor(1))) # compute lower and upper whiskers ylim1 = boxplot.stats(df$y)$stats[c(1, 5)] # scale y limits based on ylim1 p1 = p0 + coord_cartesian(ylim = ylim1*1.05) share ...
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What is a loop invariant?

... @Tomas Petricek - when the loop terminates, i = 10 and j = -1; so the weaker invariant example you gave may not be correct (?) – Raja Apr 7 '12 at 22:47 7 ...
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How to export a Vagrant virtual machine to transfer it

I have a vagrant box up and running (configured with a LAMP stack). I need to transfer it to another PC. How can I export it? I guess that I can get a file (or files) that can be copied to another PC, so there I can run some command to import the vagrant box. ...
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Transitioning from Windows Forms to WPF

...e now, I have been stuck with Windows Forms development (started with VB6, and has continued through to C# .NET 4.5), and I have pretty much hit the limit of what Windows Forms can do, both using pure .NET, and special effects with Native Code. ...
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Restart node upon changing a file

For someone who is coming from PHP background the process of killing node and starting it again after every code change, seems very tedious. Is there any flag when starting a script with node to automatically restart node when code change is saved? ...
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PHP YAML Parsers [closed]

Does anyone know of a good YAML Parser for PHP? If so, what are the pros and cons of this library? 8 Answers ...
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conditional unique constraint

...onstraint like this. The difference is, you'll return false if Status = 1 and Count > 0. http://msdn.microsoft.com/en-us/library/ms188258.aspx CREATE TABLE CheckConstraint ( Id TINYINT, Name VARCHAR(50), RecordStatus TINYINT ) GO CREATE FUNCTION CheckActiveCount( @Id INT ) RETURNS INT...
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Are the shift operators () arithmetic or logical in C?

... When shifting left, there is no difference between arithmetic and logical shift. When shifting right, the type of shift depends on the type of the value being shifted. (As background for those readers unfamiliar with the difference, a "logical" right shift by 1 bit shifts all the bits ...
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Object-orientation in C

...It tries to keep minimal the available concepts for the sake of simplicity and flexibility: uniform object oriented programming including open classes, metaclasses, property metaclasses, generics, multimethods, delegation, ownership, exceptions, contracts and closures. There is a draft paper (PDF) ...