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How to check whether a script is running under Node.js?
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There is a problem here and nailer "nailed it". I'm trying CommonJS in the browser, and the module loader I'm using defines module.exports, so this solution would incorrectly tell me I'm in node.
– Mark Melville
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Save classifier to disk in scikit-learn
How do I save a trained Naive Bayes classifier to disk and use it to predict data?
6 Answers
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100% width Twitter Bootstrap 3 template
I am a bootstrap newbie and I have a 100% wide template that I want to code with bootstrap. The first column begins at the left corner and I have a Google map the stretches to the rightmost. I thought I could do this with container-fluid class, but that doesn't seem to be available any longer. I h...
Selecting multiple columns in a pandas dataframe
...1 = df[['a', 'b']]
Alternatively, if it matters to index them numerically and not by their name (say your code should automatically do this without knowing the names of the first two columns) then you can do this instead:
df1 = df.iloc[:, 0:2] # Remember that Python does not slice inclusive of the ...
cartesian product in pandas
I have two pandas dataframes:
11 Answers
11
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C++ Object Instantiation
I'm a C programmer trying to understand C++. Many tutorials demonstrate object instantiation using a snippet such as:
9 An...
Switching the order of block elements with CSS [duplicate]
... <title>foobar</title>
<style>
@media screen and (max-width:300px){
#parent{
display:flex;
flex-flow: column;
}
#a{order:2;}
#c{order:1;}
#b{order:3;}
}
</style>
</head>
<body>
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Difference between “change” and “input” event for an `input` element
Can someone tell me what the difference between the change and input events is?
4 Answers
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Grab a segment of an array in Java without creating a new array on heap
... of an array. An example would be to get the byte array containing the 4th and 5th bytes of a byte array. I don't want to have to create a new byte array in the heap memory just to do that. Right now I have the following code:
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How to loop through file names returned by find?
...st). If you have time, read through the rest to see several different ways and the problems with most of them.
The full answer:
The best way depends on what you want to do, but here are a few options. As long as no file or folder in the subtree has whitespace in its name, you can just loop over ...