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Changing every value in a hash in Ruby
I want to change every value in a hash so as to add '%' before and after the value so
11 Answers
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DistutilsOptionError: must supply either home or prefix/exec-prefix — not both
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Are you using OS X and Homebrew? The Homebrew python page https://github.com/Homebrew/brew/blob/master/docs/Homebrew-and-Python.md calls out a known issue with pip and a work around.
Worked for me.
You can make this "empty prefix" the def...
Extracting just Month and Year separately from Pandas Datetime column
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If you want new columns showing year and month separately you can do this:
df['year'] = pd.DatetimeIndex(df['ArrivalDate']).year
df['month'] = pd.DatetimeIndex(df['ArrivalDate']).month
or...
df['year'] = df['ArrivalDate'].dt.year
df['month'] = df['ArrivalDat...
How do I abort/cancel TPL Tasks?
In a thread, I create some System.Threading.Task and start each task.
12 Answers
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Functional style of Java 8's Optional.ifPresent and if-not-Present?
...n Java 8, I want to do something to an Optional object if it is present, and do another thing if it is not present.
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Where can I download IntelliJ IDEA Color Schemes? [closed]
I am an Eclipse user mainly and I find I must have a dark color scheme.
12 Answers
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How to crop an image in OpenCV using Python
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remember that x and y are flipped. I missed this.
– markroxor
Aug 26 '18 at 9:31
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Is there a label/goto in Python?
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No, Python does not support labels and goto, if that is what you're after. It's a (highly) structured programming language.
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CABasicAnimation resets to initial value after animation completes
I am rotating a CALayer and trying to stop it at its final position after animation is completed.
15 Answers
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How to do the equivalent of pass by reference for primitives in Java
...lass member variable.
Choice 4: Create a single element array of type int and pass that
This is considered a hack, but is sometimes employed to return values from inline class invocations.
void play(int [] toyNumber){
System.out.println("Toy number in play " + toyNumber[0]);
toyNumbe...