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deleting rows in numpy array
... columns from arrays is the numpy.delete method.
Suppose I have the following array x:
x = array([[1,2,3],
[4,5,6],
[7,8,9]])
To delete the first row, do this:
x = numpy.delete(x, (0), axis=0)
To delete the third column, do this:
x = numpy.delete(x,(2), axis=1)
So you could...
Is there a version control system for database structure changes?
I often run into the following problem.
22 Answers
22
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Finish all previous activities
My application has the following flow screens :
26 Answers
26
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What is the >>>= operator in C?
...this >>>= operator and the strange 1P1 literal? I have tested in Clang and GCC. There are no warnings and the output is "???"
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How can I improve my paw detection?
After my previous question on finding toes within each paw , I started loading up other measurements to see how it would hold up. Unfortunately, I quickly ran into a problem with one of the preceding steps: recognizing the paws.
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Can I 'git commit' a file and ignore its content changes?
...eveloper on my team has their own local configuration. That configuration information is stored in a file called devtargets.rb which is used in our rake build tasks. I don't want developers to clobber each other's devtargets file, though.
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Checking length of dictionary object [duplicate]
I'm trying to check the length here. Tried count. Is there something I'm missing?
4 Answers
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How to install the Raspberry Pi cross compiler on my Linux host machine?
I am attempting to get cross-compiling for Raspberry Pi working on my Ubuntu machine.
8 Answers
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Implement touch using Python?
...k=True)
Create a file at this given path. If mode is given, it is combined with the process’ umask value to determine the file mode and access flags. If the file already exists, the function succeeds if exist_ok is true (and its modification time is updated to the current time), otherwise Fil...
Replacing a char at a given index in string? [duplicate]
String does not have ReplaceAt() , and I'm tumbling a bit on how to make a decent function that does what I need. I suppose the CPU cost is high, but the string sizes are small so it's all ok
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