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“is” operator behaves unexpectedly with integers
Why does the following behave unexpectedly in Python?
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SQL - Select first 10 rows only?
How do I select only the first 10 results of a query?
12 Answers
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Strange, unexpected behavior (disappearing/changing values) when using Hash default value, e.g. Hash
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Why doesn't a python dict.update() return the object?
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.append(), prepend(), .after() and .before()
I am pretty proficient with coding, but now and then I come across code that seems to do basically the same thing. My main question here is, why would you use .append() rather then .after() or vice verses?
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Python pandas: fill a dataframe row by row
The simple task of adding a row to a pandas.DataFrame object seems to be hard to accomplish. There are 3 stackoverflow questions relating to this, none of which give a working answer.
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Add new row to dataframe, at specific row-index, not appended?
The following code combines a vector with a dataframe:
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Parse date string and change format
I have a date string with the format 'Mon Feb 15 2010'. I want to change the format to '15/02/2010'. How can I do this?
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Is it ever advantageous to use 'goto' in a language that supports loops and functions? If so, why?
I've long been under the impression that goto should never be used if possible. While perusing libavcodec (which is written in C) the other day, I noticed multiple uses of it. Is it ever advantageous to use goto in a language that supports loops and functions? If so, why?
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