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Is \d not supported by grep's basic expressions?
This does not generate any output. How come?
2 Answers
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Can't use modulus on doubles?
I have a program in C++ (compiled using g++). I'm trying to apply two doubles as operands to the modulus function, but I get the following error:
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How to get min/max of two integers in Postgres/SQL?
How do I find the maximum (or minimum) of two integers in Postgres/SQL? One of the integers is not a column value.
2 Answer...
Java: Literal percent sign in printf statement
I'm trying to add an actual percent sign into a printf statement in Java and I'm getting the error:
3 Answers
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Turn a string into a valid filename?
I have a string that I want to use as a filename, so I want to remove all characters that wouldn't be allowed in filenames, using Python.
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How can I find the number of arguments of a Python function?
...ms = sig.parameters
print(params['kwarg1']) # prints: kwarg1=20
Additionally, you can call len on sig.parameters to also see the number of arguments this function requires:
print(len(params)) # 3
Each entry in the params mapping is actually a Parameter object that has further attributes makin...
Standardize data columns in R
I have a dataset called spam which contains 58 columns and approximately 3500 rows of data related to spam messages.
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How to alias 'git checkout' to 'git co'
I'd like the command git co to be the same as typing git checkout .
3 Answers
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What does mc:Ignorable=“d” mean in WPF?
... xaml definitions that are "ignored" by the xaml processor.
This allows you to specify information used by the designer at design time which is ignored at runtime. In your case, you can specify DesignHeight and DesignWidth, which are not "real" properties on a Window, but work in the designer for ...
Cross-referencing commits in github
I'd like to reference commits in other repos (in this case submodules) in the github issues of my main repo. Is it possible to do so without typing the full hyperlink in a way similar to how github creates a shortened hyperlink from the commit number?
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