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How to check whether a pandas DataFrame is empty?
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You can use the attribute df.empty to check whether it's empty or not:
if df.empty:
print('DataFrame is empty!')
Source: Pandas Documentation
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When to use nested classes and classes nested in modules?
I'm pretty familiar with when to use subclasses and modules, but more recently I've been seeing nested classes like this:
5...
How can one print a size_t variable portably using the printf family?
I have a variable of type size_t , and I want to print it using printf() . What format specifier do I use to print it portably?
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How do I sort a Set to a List in Java?
In Java, I have a Set , and I want to turn it into a sorted List . Is there a method in the java.util.Collections package that will do this for me?
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Override back button to act like home button
...e a Service to perform something in the background, and your visible Activity simply controls this Service. (I'm sure the Music player works in the same way, so the example in the docs seems a bit misleading.) If that's the case, then your Activity can finish as usual and the Service will still be ...
What does the red exclamation point icon in Eclipse mean?
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"Problems" view shows nothing in the case of it being an SVN fault. Try deleting the .svn folder from the offending folder and refreshing if that happens.
– iono
Jul 19 '12 at 8:00
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Swift compiler segmentation fault when building
...Meal!.State == .Deleted){
}
so I think optional not unwrapped in if condition can cause this error
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How do I debug an MPI program?
...e an MPI program which compiles and runs, but I would like to step through it to make sure nothing bizarre is happening. Ideally, I would like a simple way to attach GDB to any particular process, but I'm not really sure whether that's possible or how to do it. An alternative would be having each pr...
C++ “virtual” keyword for functions in derived classes. Is it necessary?
With the struct definition given below...
9 Answers
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Sphinx autodoc is not automatic enough
I'm trying to use Sphinx to document a 5,000+ line project in Python. It has about 7 base modules. As far as I know, In order to use autodoc I need to write code like this for each file in my project:
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