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Asking the user for input until they give a valid response
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Can you use reflection to find the name of the currently executing method?
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120
As of .NET 4.5 you can also use [CallerMemberName]
Example: a property setter (to answer part ...
Should private helper methods be static if they can be static
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What is the idiomatic Go equivalent of C's ternary operator?
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As pointed out (and hopefully unsurprisingly), using if+else is indeed the idiomatic way to do...
Use NUnit Assert.Throws method or ExpectedException attribute?
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The first allows you to test for more than one exception, with multiple calls:
Assert.Throws(()...
How do I delete all untracked files from my working directory in Mercurial?
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Add the Mercurial Extension called purge. It is distributed by Mercurial.
This extension adds...
Efficient evaluation of a function at every cell of a NumPy array
...ime you need it:
import numpy as np
def f(x):
return x * x + 3 * x - 2 if x > 0 else x * 5 + 8
f = np.vectorize(f) # or use a different name if you want to keep the original f
result_array = f(A) # if A is your Numpy array
It's probably better to specify an explicit output type direct...
How can I change Eclipse theme?
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Take a look at rogerdudler/eclipse-ui-themes . In the readme there is a link to a file that you...
How do I scroll the UIScrollView when the keyboard appears?
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How to update a menu item shown in the ActionBar?
I have an Activity that has 2 fragments. Both are ListFragments and both contribute MenuItems to the Menu. I have one MenuItem that I've set the attribute android:showAsAction to have it show as a button on the ActionBar. Which works fine.
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