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What does -1 mean in numpy reshape?
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z = np.array([[1, 2, 3, 4],
[5, 6, 7, 8],
[9, 10, 11, 12]])
z.shape
(3, 4)
Now trying to reshape with (-1) . Result new shape is (12,) and is compatible with original shape (3,4)
z.reshape(-1)
array([ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12])
Now trying to reshape wi...
What's the difference between IQueryable and IEnumerable
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answered Mar 12 '10 at 14:33
Richard SzalayRichard Szalay
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When should I use require() and when to use define()?
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IanS
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answered Mar 1 '12 at 12:27
wischanwischan
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MySQL SELECT only not null values
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answered Mar 12 '11 at 21:01
Martin SmithMartin Smith
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How can I exclude some folders from my Eclipse project?
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answered Jul 27 '09 at 12:30
Rich SellerRich Seller
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Java logical operator short-circuiting
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answered Jan 6 '12 at 15:10
Bohemian♦Bohemian
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How to assert two list contain the same elements in Python? [duplicate]
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answered Aug 5 '15 at 12:24
flazzariniflazzarini
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I have an error: setOnItemClickListener cannot be used with a spinner, what is wrong?
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answered Jul 4 '12 at 5:01
Alex LockwoodAlex Lockwood
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Set background color of WPF Textbox in C# code
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edited Feb 14 '18 at 12:10
Oystein
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answered Jun 11 '09 at 8:0...
Python Write bytes to file
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answered Aug 23 '12 at 13:22
Ignacio Vazquez-AbramsIgnacio Vazquez-Abrams
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