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Set Matplotlib colorbar size to match graph
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import numpy as np
plt.figure()
ax = plt.gca()
im = ax.imshow(np.arange(100).reshape((10,10)))
# create an axes on the right side of ax. The width of cax will be 5%
# of ax and the padding between cax and ax will be fixed at 0.05 inch.
divider = make_axes_locatable(ax)
cax = divider.append_axes("...
Way to get number of digits in an int?
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30 Answers
30
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Convert list of dictionaries to a pandas DataFrame
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1044
Supposing d is your list of dicts, simply:
df = pd.DataFrame(d)
Note: this does not work with...
App Inventor 2 文字转图片教程 - 文图生成方案 · App Inventor 2 中文网
...基本用法
when 按钮_生成.Click() {
画布1.Width = 800
画布1.Height = 600
画布1.Clear()
// 绘制背景
画布1.DrawText(0, 0, 800, 600, 黑色)
// 绘制标题文字
画布1.PaintColor = 白色
画布1.FontSize = 48
画布1.DrawText(100, 200, 文本输入...
How to smooth a curve in the right way?
...bove.
import numpy as np
import matplotlib.pyplot as plt
x = np.linspace(0,2*np.pi,100)
y = np.sin(x) + np.random.random(100) * 0.2
yhat = savitzky_golay(y, 51, 3) # window size 51, polynomial order 3
plt.plot(x,y)
plt.plot(x,yhat, color='red')
plt.show()
UPDATE: It has come to my attention t...
Why does the indexing start with zero in 'C'?
...f the array is exactly contained in the memory location that array refers (0 elements away), so it should be denoted as array[0].
For more info:
http://developeronline.blogspot.com/2008/04/why-array-index-should-start-from-0.html
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What's the UIScrollView contentInset property for?
...enclosing scroll view.
Obj-C
aScrollView.contentInset = UIEdgeInsetsMake(0, 0, 0, 7.0);
Swift 5.0
aScrollView.contentInset = UIEdgeInsets(top: 0, left: 0, bottom: 0, right: 7.0)
Here's a good iOS Reference Library article on scroll views that has an informative screenshot (fig 1-3) - I'll rep...
php is null or empty?
...LL) {...}
Note the ===.
When use ==, as you did, PHP treats NULL, false, 0, the empty string, and empty arrays as equal.
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How do I get the different parts of a Flask request's url?
I want to detect if the request came from the localhost:5000 or foo.herokuapp.com host and what path was requested. How do I get this information about a Flask request?
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RegEx - Match Numbers of Variable Length
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{[0-9]+:[0-9]+}
try adding plus(es)
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