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Convert varchar to uniqueidentifier in SQL Server
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DECLARE @u uniqueidentifier SELECT @u = CONVERT(uniqueidentifier, 'c029f8be-29dc-41c1-8b38-737b4cc5a4df') *** This would be enough. Just tried it.
– Fabio Milheiro
Apr 14 '11 at 0:29
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John Carmack's Unusual Fast Inverse Square Root (Quake III)
... // gives initial guess y0
x = *(float*)&i; // convert bits back to float
x = x * (1.5f - xhalf * x * x); // Newton step, repeating increases accuracy
return x;
}
In spite of this, his initial attempt a mathematically 'superior' version of id's sqrt (which came ...
How to convert a string to number in TypeScript?
Given a string representation of a number, how can I convert it to number type in TypeScript?
17 Answers
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Why does 2 == [2] in JavaScript?
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It is because of the implicit type conversion of == operator.
[2] is converted to Number is 2 when compared with a Number. Try the unary + operator on [2].
> +[2]
2
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Installing older version of R package
...all yesterday's version of checkpoint, by date
install.dates('checkpoint', Sys.Date() - 1)
# install earlier versions of checkpoint and devtools
install.versions(c('checkpoint', 'devtools'), c('0.3.3', '1.6.1'))
That has the advantage of not requiring Rtools to install binary packages on Windows,...
How do I use installed packages in PyCharm?
... need to modify the path directly, either through environment variables or sys.path. Whether you use the os (ex. apt-get), or pip in a virtualenv, packages will be installed to a location already on the path.
In your example, GNU Radio is installed to the system Python 2's standard site-packages l...
How to convert decimal to hexadecimal in JavaScript
How do you convert decimal values to their hexadecimal equivalent in JavaScript?
27 Answers
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Difference between Divide and Conquer Algo and Dynamic Programming
...tead of recalculating it.
By the way, dynamic programming doesn't mean to convert a recursive code into an iterative code. You can also save the subresults into a variable if you want a recursive code. In this case the technique is called memoization. For our example it looks like this:
// declare...
Fastest method of screen capturing on Windows
...e source and destination device contexts do not match, the BitBlt function converts the source color format to match the destination format.
– user244343
Mar 4 '11 at 2:08
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Filtering Pandas DataFrames on dates
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pandas will convert any "datetime" string into a datetime object.. so it's correct
– janscas
Mar 16 '18 at 10:04
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