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Intelligent point label placement in R
...r points (or other objects in the plot, but I see that this is much harder to handle).
7 Answers
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.gitignore after commit [duplicate]
I have a git repository hosted on Github. After committing many files, I am realizing that I need to create .gitignore and exclude .exe , .obj files.
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Create empty file using python [duplicate]
I'd like to create a file with path x using python. I've been using os.system(y) where y = 'touch %s' % (x) . I've looked for a non-directory version of os.mkdir , but I haven't been able to find anything. Is there a tool like this to create a file without opening it, or using system or popen/...
Add column with constant value to pandas dataframe [duplicate]
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The reason this puts NaN into a column is because df.index and the Index of your right-hand-side object are different. @zach shows the proper way to assign a new column of zeros. In general, pandas tries to do as much alignment of indices as possible. ...
How to pass a function as a parameter in Java? [duplicate]
...read(() -> someMethod()).start();
And use the method reference syntax to make it even cleaner:
new Thread(this::someMethod).start();
Without lambda expressions, these last two examples would look like:
new Thread(new Runnable() { someMethod(); }).start();
Before Java 8
A common pattern w...
C# how to create a Guid value?
One field of our struct is Guid type. How to generate a valid value for it?
11 Answers
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Reflecting parameter name: abuse of C# lambda expressions or syntax brilliance?
...rload (e.g. that takes the string name as an extra parameter) if they want to have good interop across .Net languages.
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How to make --no-ri --no-rdoc the default for gem install?
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You just add the following line to your local ~/.gemrc file (it is in your home folder):
gem: --no-document
or you can add this line to the global gemrc config file.
Here is how to find it (in Linux):
strace gem source 2>&1 | grep gemrc
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How to convert an NSString into an NSNumber
.... If it is a valid number, then you now have all of the NSNumber goodness to figure out what kind of number it actually is.
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How to determine if a number is odd in JavaScript
Can anyone point me to some code to determine if a number in JavaScript is even or odd?
27 Answers
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