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Backwards migration with Django South
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answered Apr 28 '11 at 6:10
JerzykJerzyk
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Best practices for using Markers in SLF4J/Logback
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100
First, as @darioo said:
MDC is used for associating multiple events with few "entities"
[Mar...
What makes JNI calls slow?
...ething that can take tens of nanoseconds. For trivial native methods, in 2010 I measured calls at an average 40 ns on my Windows desktop, and 11 ns on my Mac desktop. Unless you're making many calls, you're not going to notice.
That said, calling a native method can be slower than making a normal J...
If threads share the same PID, how can they be identified?
...a mutex).
– Aconcagua
Sep 21 '15 at 10:47
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@Aconcagua, CFS (the completely fair scheduler in Lin...
Jasmine.js comparing arrays
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TheEwookTheEwook
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Which regular expression operator means 'Don't' match this character?
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edited Sep 10 '14 at 7:51
answered May 8 '11 at 5:22
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How to check if an intent can be handled from some activity?
...tinezOscar Emilio Perez Martinez
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Ternary operation in CoffeeScript
...hus results in a value, you can just use if/else.
a = if true then 5 else 10
a = if false then 5 else 10
You can see more about expression examples here.
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AJAX post error : Refused to set unsafe header “Connection”
...owLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\...
Scatter plot and Color mapping in Python
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import numpy as np
import matplotlib.pyplot as plt
x = np.random.rand(100)
y = np.random.rand(100)
t = np.arange(100)
plt.scatter(x, y, c=t)
plt.show()
Here you are setting the color based on the index, t, which is just an array of [1, 2, ..., 100].
Perhaps an easier-to-understand example ...