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Regex to match only letters
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edited Sep 1 '10 at 12:17
answered Sep 1 '10 at 12:09
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Validate decimal numbers in JavaScript - IsNumeric()
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New Array from Index Range Swift
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183
This works for me:
var test = [1, 2, 3]
var n = 2
var test2 = test[0..<n]
Your issue cou...
How do I capture the output into a variable from an external process in PowerShell?
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167
Have you tried:
$OutputVariable = (Shell command) | Out-String
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Python 3: UnboundLocalError: local variable referenced before assignment [duplicate]
The following code gives the error UnboundLocalError: local variable 'Var1' referenced before assignment :
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How do I replace NA values with zeros in an R dataframe?
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How can I match a string with a regex in Bash?
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answered Jul 2 '13 at 8:37
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Extracting specific columns in numpy array
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I assume you wanted columns 1 and 9?
To select multiple columns at once, use
X = data[:, [1, 9]]
To select one at a time, use
x, y = data[:, 1], data[:, 9]
With names:
data[:, ['Column Name1','Column Name2']]
You can get the names from data.dtype.na...
How to put the legend out of the plot
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How to sort in mongoose?
... sort modifier. The only insight is in the unit tests:
spec.lib.query.js#L12
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