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Iterating over a numpy array
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I think you're looking for the ndenumerate.
>>> a =numpy.array([[1,2],[3,4],[5,6]])
>>> for (x,y), value in numpy.ndenumerate(a):
... print x,y
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0 0
0 1
1 0
1 1
2 0
2 1
Regarding the performance. It is a bit slower than a l...
Check if file exists but prevent 404 error in console from showing up [duplicate]
...o check to see if a file/page exists via JavaScript but prevent the 404 Error from showing up in the console?
1 Answer
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Difference between datetime and timestamp in sqlserver? [duplicate]
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According to the documentation, timestamp is a synonym for rowversion - it's automatically generated and guaranteed1 to be unique. datetime isn't - it's just a data type which handles dates and times, and can be client-specified...
What does a . in an import statement in Python mean?
I'm looking over the code for Python's multiprocessing module, and it contains this line:
2 Answers
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Integer.valueOf() vs. Integer.parseInt() [duplicate]
... Integer.class source:
public static int parseInt(String s) throws NumberFormatException {
return parseInt(s, 10);
}
public static Integer valueOf(String s, int radix) throws NumberFormatException {
return Integer.valueOf(parseInt(s, radix));
}
public static Integer valueOf(String s) thro...
Convert all strings in a list to int
...ensions anyway if you ever use that standard. :)
– ThorSummoner
Feb 12 '15 at 6:41
6
The inverse ...
Why don't :before and :after pseudo elements work with `img` elements? [duplicate]
I am trying to use a :before pseudo element with an img element.
3 Answers
3
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View a specific Git commit [duplicate]
I needed to check when a specific change was added to a file I'm working on, so I used the git blame command. From that I obtained the hash of the relevant commit. Is there a way to see the log notes of just that commit, using the hash? All the docs talk about how to look at the whole tree.
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F12 Jump to method -> go back to previous method after making the jump?
... code if I click in a method name and hit F12. But, is there a keyboard short cut to jump back to the previous code editor location?
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Conditionally Remove Dataframe Rows with R [duplicate]
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I tried so many complicated answers -- none worked. Your solution is simple and brilliant.
– WGray
Aug 6 '15 at 20:49
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