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Wednesday, March 8, 2017

Pandas Numpy Data Analysis Tool Kit - Udacity Machine Learning Nanodegree 01

Numpy perfect for statistical analysis, matrix manipulation. Learn to Code Notes.
Numpy Documentation
https://docs.scipy.org/doc/numpy-dev/user/quickstart.html

Code pattern 01 numpy use array().T to get matrix transpose
Example:
X = [1,2,3]
XT = array(X).T

numpy.dot(series1, series2)

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Error Message Hardhat debugging error unsupported engine hardhat, current node v18

Error message npm WARN EBADENGINE  Unsupported engine { package: 'hardhat@2.9.3', required: { node: '^12.0.0 || 14.0.0 || 16.0.0...