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Is there any way to use a numeric type as an object key?
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No, this is not possible. The key will always be converted to a string. See Property Accessor...
counting number of directories in a specific directory
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How to Update Multiple Array Elements in mongodb
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iPhone: How to get current milliseconds?
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Pandas every nth row
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edited Oct 25 '18 at 5:05
user3483203
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Compute a confidence interval from sample data
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168
import numpy as np
import scipy.stats
def mean_confidence_interval(data, confidence=0.95):
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How to get Maven project version to the bash command line
... the ${project.version}:
mvn org.apache.maven.plugins:maven-help-plugin:2.1.1:evaluate \
-Dexpression=project.version
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