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How to take column-slices of dataframe in pandas
I load some machine learning data from a CSV file. The first 2 columns are observations and the remaining columns are features.
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Can multiple different HTML elements have the same ID if they're different elements?
Can multiple HTML elements have the same ID if they're of different element types? Is a scenario like this valid? Eg:
16 An...
Replacing spaces with underscores in JavaScript?
I'm trying to use this code to replace spaces with _, it works for the first space in the string but all the other instances of spaces remain unchanged. Anybody know why?
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Onclick javascript to make browser go back to previous page?
Is there a function I can attach as a click event of a button to make the browser go back to previous page?
11 Answers
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File tree view in Notepad++
I was wondering how to make a file tree view in Notepad++, like other editors have, where I could open a file by clicking on it?
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Set padding for UITextField with UITextBorderStyleNone
I wanted to use a custom background for my UITextFields . This works fine except for the fact that I have to use UITextBorderStyleNone to make it look pretty. This forces the text to stick to the left without any padding.
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Why does Typescript use the keyword “export” to make classes and interfaces public?
While dabbling with Typescript I realised my classes within modules (used as namespaces) were not available to other classes unless I wrote the export keyword before them, such as:
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How to list all methods for an object in Ruby?
How do I list all the methods that a particular object has access to?
8 Answers
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Auto margins don't center image in page
In this example the image is not centered. Why? My browser is Google Chrome v10 on windows 7, not IE.
9 Answers
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Can I grep only the first n lines of a file?
I have very long log files, is it possible to ask grep to only search the first 10 lines?
12 Answers
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