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What is a sealed trait?
...t; x match {
| case No => println("No")
| }
<console>:12: warning: match is not exhaustive!
missing combination Yes
So you should use sealed traits (or sealed abstract class) if the number of possible subtypes is finite and known in advance. For more examples you ca...
setuptools vs. distutils: why is distutils still a thing?
...e. It should work well with pip. The latest version was released in July 2013.
So, as you can see setuptools should be preferred to distutils, and I see where your question comes from, however I don't see distutils losing support anytime soon, as, simply put, it is used in many cases with some pop...
How to completely remove an issue from GitHub?
...
11 Answers
11
Active
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Resize image in the wiki of GitHub using Markdown
...ple:
Old Answer:
This should work:
[[ http://url.to/image.png | height = 100px ]]
Source: https://guides.github.com/features/mastering-markdown/
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界面布局组件 · App Inventor 2 中文网
...度 属性设置为自动且其中没有任何组件，则 高度 将是 100%。
如果水平布局的 宽度 属性设置为自动，则实际布局的宽度由组件的宽度之和确定。
如果一个 水平布局 的 宽度 属性设置为 自动，任何组件宽度 属性...
Peak-finding algorithm for Python/SciPy
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81
The function scipy.signal.find_peaks, as its name suggests, is useful for this. But it's importa...
What does “var FOO = FOO || {}” (assign a variable or an empty object to that variable) mean in Java
...
153
Your guess as to the intent of || {} is pretty close.
This particular pattern when seen at th...
Where does R store packages?
...libPaths variable. Here's what mine defaults to on OSX:
> .libPaths()
[1] "/Library/Frameworks/R.framework/Resources/library"
I don't install packages there by default, I prefer to have them installed in my home directory. In my .Rprofile, I have this line:
.libPaths( "/Users/tex/lib/R" )
T...