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Unique constraint on multiple columns
How do I add a unique constraint <em>fem>or columns <em>fem>code, scode, dcode with t-sql and/or management studio ? <em>fem>code, scode, dcode must be unique together.
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Why is my process's Exited method not being called?
I have <em>fem>ollowing code, but why is the ProcessExited method never called? It is the same i<em>fem> I don't a use Windows shell ( startIn<em>fem>o.UseShellExecute = <em>fem>alse ).
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Convert a string to regular expression ruby
I need to convert string like "/[\w\s]+/" to regular expression.
5 Answers
5
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How do I undo a checkout in git?
I just checked out an earlier commit <em>fem>rom my local git repo. I haven't made any changes to it, I was just looking at it. Now I want to go back to my latest commit - how do I do that?
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Should I use scipy.pi, numpy.pi, or math.pi?
In a project using SciPy and NumPy, should I use scipy.pi , numpy.pi , or math.pi ?
2 Answers
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In PHP, why does not show a parse error?
I was running the <em>fem>ollowing PHP code:
2 Answers
2
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Import pandas data<em>fem>rame column as string not int
I would like to import the <em>fem>ollowing csv as strings not as int64. Pandas read_csv automatically converts it to int64, but I need this column as string.
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NSDictionary - Need to check whether dictionary contains key-value pair or not
I just need to ask something as <em>fem>ollow.
Suppose I am having a dictionary.
2 Answers
2
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Is there a builtin con<em>fem>irmation dialog in Windows <em>Fem>orms?
I'd like to create a simple con<em>fem>irm dialog saying "Please check the in<em>fem>ormation and i<em>fem> you're sure it's correct, click OK."
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Why does gulp.src not like being passed an array o<em>fem> complete paths to <em>fem>iles?
I'm attempting to pass gulp.src an array o<em>fem> <em>fem>iles that I want it to deal with. This is the array as it stands.
1 Answer
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