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python pandas: Remove duplicates by columns A, keeping the row with the highest value in column B
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12 Answers
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emacs, unsplit a particular window split
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phils
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answered Mar 19 '11 at 5:25
RémiRémi
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How do I write a short literal in C++?
...nc(std::uint32_t value); // 1
void func(std::uint16_t value); // 2
func(0x1234U); // calls 1
func(0x1234_u); // calls 2
// also
inline std::int16_t operator "" _s(unsigned long long value)
{
return static_cast<std::int16_t>(value);
}
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What is the difference between BIT and TINYINT in MySQL?
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A TINYINT is an 8-bit integer value, a BIT field can store between 1 bit, BIT(1), and 64 bits,...
GitHub: searching through older versions of files
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Currently, I don't believe it's possible to search within the complete history of a repository...
Rendering a template variable as HTML
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daaawx
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answered Jan 31 '11 at 7:49
Yuji 'Tomita' TomitaYuji 'Tomita' Tomita
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SQL Server: converting UniqueIdentifier to string in a case statement
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– aarona
Dec 9 '15 at 12:36
1
I don't know why I'd pick nvarchar, much less nvarcha...
List all files and directories in a directory + subdirectories
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Termininja
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answered Sep 8 '12 at 16:31
Ruslan F.Ruslan F.
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Big O of JavaScript arrays
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NOTE: While this answer was correct in 2012, engines use very different internal representations for both objects and arrays today. This answer may or may not be true.
In contrast to most languages, which implement arrays with, well, arrays, in Javascript Arrays ar...
What is the difference between persist() and merge() in JPA and Hibernate?
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answered Dec 22 '10 at 12:57
axtavtaxtavt
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