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Replacing column values in a pandas DataFrame
I'm trying to replace the values in one column of a dataframe. The column ('female') only contains the values 'female' and 'male'.
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How to add a separator to a WinForms ContextMenu?
Inside my control, I have:
8 Answers
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What does the [Flags] Enum Attribute mean in C#?
From time to time I see an enum like the following:
12 Answers
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Maximum Year in Expiry Date of Credit Card
Various online services have different values for maximum year of expiry, when it comes to Credit Cards.
10 Answers
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Does :before not work on img elements?
I'm trying to use the :before selector to place an image over another image, but I'm finding that it simply doesn't work to place an image before an img element, only some other element. Specifically, my styles are:
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Check if object value exists within a Javascript array of objects and if not add a new object to arr
If I have the following array of objects:
18 Answers
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Why does PHP 5.2+ disallow abstract static class methods?
After enabling strict warnings in PHP 5.2, I saw a load of strict standards warnings from a project that was originally written without strict warnings:
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When should I write the keyword 'inline' for a function/method?
When should I write the keyword inline for a function/method in C++?
15 Answers
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Efficient string concatenation in C++
I heard a few people expressing worries about "+" operator in std::string and various workarounds to speed up concatenation. Are any of these really necessary? If so, what is the best way to concatenate strings in C++?
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Is it possible to set the stacking order of pseudo-elements below their parent element? [duplicate]
I am trying to style a element with the :after pseudo element CSS selector
9 Answers
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