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Convert column classes in data.table
I have a problem using data.table: How do I convert column classes? Here is a simple example: With data.frame I don't have a problem converting it, with data.table I just don't know how:
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css transform, jagged edges in chrome
I've been using CSS3 transform to rotate images and textboxes with borders in my website.
11 Answers
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how to ignore namespaces with XPath
My goal is to extract certain nodes from multiple xml files with multiple namespaces using XPath. Everything works fine as long as i know the namespace URIs. The namespace name itself remains constant, but the Schemas (XSD) are sometimes client-generated i.e. unknown to me. Then i am left with basic...
What is the difference between CMD and ENTRYPOINT in a Dockerfile?
In Dockerfiles there are two commands that look similar to me: CMD and ENTRYPOINT . But I guess that there is a (subtle?) difference between them - otherwise it would not make any sense to have two commands for the very same thing.
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Why does Decimal.Divide(int, int) work, but not (int / int)?
How come dividing two 32 bit int numbers as ( int / int ) returns to me 0 , but if I use Decimal.Divide() I get the correct answer? I'm by no means a c# guy.
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Display numbers with ordinal suffix in PHP
I want to display numbers as follows
15 Answers
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Aligning text and image on UIButton with imageEdgeInsets and titleEdgeInsets
I would like to place an icon left of the two lines of text such that there's about 2-3 pixels of space between the image and the start of text. The control itself is Center aligned horizontally (set through Interface Builder)
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How do I find the time difference between two datetime objects in python?
How do I tell the time difference in minutes between two datetime objects?
15 Answers
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Python Infinity - Any caveats?
So Python has positive and negative infinity:
5 Answers
5
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Getting key with maximum value in dictionary?
I have a dictionary : keys are strings, values are integers.
25 Answers
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