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Calculate the median of a billion numbers
... approach is used by elasticsearch and, presumably, BigQuery (going by the description of the QUANTILES function).
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When should I use Lazy?
...ort of tests and so I am happy to get comments that suggest improvements.
Description
For my case, I was particularly interested to see if Lazy Properties could help improve a part of my code that does a lot of interpolation (most of it being unused) and so I have created a test that compared 3 ap...
How do I print the type of a variable in Rust?
...and format of the string are not specified, other than being a best-effort description of the type.
If you want your type representation to stay the same between compiler versions, you should use a trait, like in the phicr's answer.
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Simple way to transpose columns and rows in SQL?
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-- Author: Paco Zarate
-- Create date: 2015-11-10
-- Description: SQLTranspose dynamically changes a table to show rows as headers. It needs that all the values are numeric except for the field using for transposing.
-- Parameters: @TableName - Table to transpose
-- ...
Efficient evaluation of a function at every cell of a NumPy array
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Notice the warning given in the vectorize function description: The vectorize function is provided primarily for convenience, not for performance. The implementation is essentially a for loop. So this will very likely not speed up the process at all.
– G...
What's the difference between a Future and a Promise?
...nd does not wait for all promises to be fulfilled. I have not found a good description of this fact...
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Proper REST response for empty table?
...ave a redirection.
Why not 204 (No Content) ?
Here's an excerpt from the description of the 204 status code by w3c
The server has fulfilled the request but does not need to return an entity-body, and might want to return updated metainformation.
While this may seem reasonable in this case, I...
How to get the current date/time in Java [duplicate]
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I don't understand, in description you put dots and -, and in code only _ instead of -, and no separators for date/time..
– Line
Aug 2 '18 at 8:46
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What exception classes are in the standard C++ library
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See this site
Exception Description
===================================
std::exception An exception and parent class of all the standard C++ exceptions.
std::bad_alloc This can be thrown by new.
std::bad_cast This can be ...
Conditional Variable vs Semaphore
...ost sense for your situation.
That's not necessarily the most technical description, but that's how it makes sense in my head.
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