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How to smooth a curve in the right way?
...ort 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 that the co...
Get distance between two points in canvas
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211
You can do it with pythagoras theorem
If you have two points (x1, y1) and (x2, y2)
then you ca...
Get last dirname/filename in a file path argument in Bash
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answered Jul 20 '10 at 20:29
sthsth
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“tag already exists in the remote" error after recreating the git tag
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176
Edit, 24 Nov 2016: this answer is apparently popular, so I am adding a note here. If you repl...
Warning - Build path specifies execution environment J2SE-1.4
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游戏中的算法与计算思维 05：延时翻回与输入锁 · App Inventor 2 中文网
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Width=Fill parent；FontSize=24；TextColor=#183153；Text=记忆翻牌 · 第 5课
计时器_翻回
计时器
TimerEnabled=False；TimerInterval=700
逐步搭建
增加计时器_翻回，默认关闭，...
What is the standard way to add N seconds to datetime.time in Python?
...s there a standard way to add an integer number of seconds to it, so that 11:34:59 + 3 = 11:35:02 , for example?
9 Answe...
Retina displays, high-res background images
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185
Do I need to double the size of the .box div to 400px by 400px to
match the new high res ...
Circular list iterator in Python
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163
Use itertools.cycle, that's its exact purpose:
from itertools import cycle
lst = ['a', 'b', ...