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ggplot2 keep unused levels barplot
I want to plot unused levels (that is, levels where the count is 0) in my bar-plot, however, unused levels are dropped and I cannot figure out how to keep them
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Using a piano keyboard as a computer keyboard [closed]
..., because I couldn't stop tooling with the layout. It was cool just having my monitor on my electric keyboard, though! Good luck.
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edited Nov 24 '12 at 16:30
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Quick easy way to migrate SQLite3 to MySQL? [closed]
Anyone know a quick easy way to migrate a SQLite3 database to MySQL?
17 Answers
17
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Slicing of a NumPy 2d array, or how do I extract an mxm submatrix from an nxn array (n>m)?
...or doing the first example I gave, numpy.ix_. You can do the same thing as my first example with x[numpy.ix_([0,2],[1,3])]. This can save you from having to enter in all of those extra brackets.
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How to convert OutputStream to InputStream?
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No, my case stems from when I store PDFs in Mongo GridFS, and then stream to the client using Jax-RS. MongoDB supplies an OutputStream, but Jax-RS requires an InputStream. My path method would return to the container with an Inp...
Why does Java allow us to compile a class with a name different than the file name?
...never crash, no matter how huge the codebase is, and they can keep up with my typing.
– zwol
Nov 26 '13 at 4:35
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warning about too many open figures
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@andreas-h My guess: for something complex like a window manager with it's own handlers, there might be more cleanup needed than putting something out of scope. Your right that close won't work on the figure object, call it like plt.clo...
What is the runtime performance cost of a Docker container?
... answered Oct 1 '14 at 20:26
HamyHamy
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Why should I declare a virtual destructor for an abstract class in C++?
...);
~Derived()
{
// Do some important cleanup...
}
};
void myFunc(void)
{
Interface* p = new Derived();
// The behaviour of the next line is undefined. It probably
// calls Interface::~Interface, not Derived::~Derived
delete p;
}
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.gitignore exclude folder but include specific subfolder
...his, so I'll post what I wrote before:
The only way I got this to work on my machine was to do it this way:
# Ignore all directories, and all sub-directories, and it's contents:
*/*
#Now ignore all files in the current directory
#(This fails to ignore files without a ".", for example
#'file.txt...