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Display image as grayscale using matplotlib
...me).convert("L")
arr = np.asarray(image)
plt.imshow(arr, cmap='gray', vmin=0, vmax=255)
plt.show()
If you want to display the inverse grayscale, switch the cmap to cmap='gray_r'.
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How can I get the sha1 hash of a string in node.js?
...pto.createHash('sha1')
shasum.update('foo')
shasum.digest('hex') // => "0beec7b5ea3f0fdbc95d0dd47f3c5bc275da8a33"
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How to get last key in an array?
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answered Feb 27 '10 at 17:11
Pascal MARTINPascal MARTIN
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fatal: 'origin' does not appear to be a git repository
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VonCVonC
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Why are my basic Heroku apps taking two seconds to load?
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edited Jan 20 '18 at 22:03
Tomáš Hübelbauer
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Blurry text after using CSS transform: scale(); in Chrome
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Can a JSON value contain a multiline string
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edited Dec 30 '13 at 12:37
answered May 22 '13 at 11:08
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Return from lambda forEach() in java
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edited May 6 '14 at 16:07
answered May 1 '14 at 11:53
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Catching an exception while using a Python 'with' statement
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answered Apr 3 '09 at 13:04
Douglas LeederDouglas Leeder
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设置页使用指导 · App Inventor 2 中文网
... 用户
—
滑块
volume
音量
50
最小 0，最大 100，步长 1
操作项
clear
清理缓存
—
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候选项和多选默认值在单行输入框中填写，多个选项用英文逗号 , 分隔，...