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Javascript !instanceof If Statement
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361
Enclose in parentheses and negate on the outside.
if(!(obj instanceof Array)) {
//...
}
I...
How do I create test and train samples from one dataframe with pandas?
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I would just use numpy's randn:
In [11]: df = pd.DataFrame(np.random.randn(100, 2))
In [12]: msk = np.random.rand(len(df)) < 0.8
In [13]: train = df[msk]
In [14]: test = df[~msk]
And just to see this has worked:
In [15]: len(test)
Out[15]: 21
In [16]:...
Necessary to add link tag for favicon.ico?
...ath for cache-busting purposes:
<link rel="icon" href="/favicon.ico?v=1.1">
Favicons are very heavily cached and this a great way to ensure a refresh.
Footnote about default location:
As far as the first bit of the question: all modern browsers would detect a favicon at the default loc...
How do I expand the output display to see more columns of a pandas DataFrame?
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19 Answers
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Does a finally block run even if you throw a new Exception?
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187
Yes, the finally blocks always runs... except when:
The thread running the try-catch-finally...
What is the difference between git clone and checkout?
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edited Oct 27 '17 at 9:36
WesternGun
5,9544141 silver badges8080 bronze badges
answered Sep 4...
write a shell script to ssh to a remote machine and execute commands
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142
There are multiple remote linux machines, and I need to write a shell script which will exe...
How to enable C++11 in Qt Creator?
...I've downloaded Qt Creator 2.7.0, and I am trying to compile some basic C++11 code:
6 Answers
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Unexpected character encountered while parsing value
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15 Answers
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