Perl Primer - University of California, Davis

shuffle shuffles (permutes) the items in a list; sample() samples elements from a list, tuple, or set. ... Similar to a Python list, but must be . homogeneous (e.g. floating point (float64) or integer (int64) or str) ... use np.concatenate() to stick two suitably shaped arrays together: to concatenate two arrays of suitable shapes, the ... ................
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