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How to drop a list of rows from Pandas dataframe?
I have a dataframe df :
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Shell equality operators (=, ==, -eq)
Can someone please explain the difference between = , == and -eq in shell scripting?
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pytest: assert almost equal
How to do assert almost equal with py.test for floats without resorting to something like:
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pandas: How do I split text in a column into multiple rows?
I'm working with a large csv file and the next to last column has a string of text that I want to split by a specific delimiter. I was wondering if there is a simple way to do this using pandas or python?
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Why are elementwise additions much faster in separate loops than in a combined loop?
Suppose a1 , b1 , c1 , and d1 point to heap memory and my numerical code has the following core loop.
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How to round a number to significant figures in Python
I need to round a float to be displayed in a UI. E.g, to one significant figure:
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How do I find out if first character of a string is a number?
In Java is there a way to find out if first character of a string is a number?
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iOS White to Transparent Gradient Layer is Gray
I have a CAGradientLayer inserted to the bottom of this small detail view that pops up at the bottom of the app. As you can see, I've set the colors from white to clear, but there's this strange gray tint that is showing up. Any ideas?
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How to output only captured groups with sed?
Is there any way to tell sed to output only captured groups? For example given the input:
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Constructor overload in TypeScript
Has anybody done constructor overloading in TypeScript. On page 64 of the language specification (v 0.8), there are statements describing constructor overloads, but there wasn't any sample code given.
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