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Outputting data from unit test in python
...m writing unit tests in python (using the unittest module), is it possible to output data from a failed test, so I can examine it to help deduce what caused the error? I am aware of the ability to create a customized message, which can carry some information, but sometimes you might deal with more c...
Array to Hash Ruby
Okay so here's the deal, I've been googling for ages to find a solution to this and while there are many out there, they don't seem to do the job I'm looking for.
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How to test if a string is basically an integer in quotes using Ruby
... !!(self =~ /\A[-+]?[0-9]+\z/)
end
end
An edited version according to comment from @wich:
class String
def is_i?
/\A[-+]?\d+\z/ === self
end
end
In case you only need to check positive numbers
if !/\A\d+\z/.match(string_to_check)
#Is not a positive number
else
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Prevent segue in prepareForSegue method?
Is it possible to cancel a segue in the prepareForSegue: method?
10 Answers
10
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Should I put #! (shebang) in Python scripts, and what form should it take?
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The shebang line in any script determines the script's ability to be executed like a standalone executable without typing python beforehand in the terminal or when double clicking it in a file manager (when configured properly). It isn't necessary but generally put there so when someone ...
What is the purpose of the “final” keyword in C++11 for functions?
...erriding by derived classes, but if this is the case, then isn't it enough to declare as non-virtual your final functions? Is there another thing I'm missing here?
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WCF service startup error “This collection already contains an address with scheme http”
...taining a WCF service contract and a Silverlight control which makes calls to that WCF service. On my development and test servers it works great.
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What is the difference between procedural programming and functional programming? [closed]
... programming , but I'm still slightly confused. Could someone boil it down to the core?
17 Answers
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How can I run just the statement my cursor is on in SQL Server Management Studio?
As a long time Toad for Oracle user, I have gotten used to hitting Ctrl+Enter and having just the statement under the cursor be executed.
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Android TextWatcher.afterTextChanged vs TextWatcher.onTextChanged
...int start, int count, int after).
This means that the characters are about to be replaced with some new text. The text is uneditable.
Use: when you need to take a look at the old text which is about to change.
onTextChanged(CharSequence s, int start, int before, int count).
Changes have been made, s...