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T-SQL stored procedure that accepts multiple Id values
...ass a delimited string and loop through it.
Using the CLR. SQL Server 2005 and higher from .NET languages only.
XML. Very good for inserting many rows; may be overkill for SELECTs.
Table of Numbers. Higher performance/complexity than simple iterative method.
Fixed-length Elements. Fixed length im...
Pandas: create two new columns in a dataframe with values calculated from a pre-existing column
..., 'b': [2,3,4]})
In [4]: df
Out[4]:
a b
0 1 2
1 2 3
2 3 4
In [5]: df["A1"], df["A2"] = zip(*df["a"].map(calculate))
In [6]: df
Out[6]:
a b A1 A2
0 1 2 2 3
1 2 3 4 6
2 3 4 6 9
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How can I use a Python script in the command line without cd-ing to its directory? Is it the PYTHONP
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Sublime text 2 - find and replace globally ( all files and in all directories )
...ccardo Marotti
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Reload the path in PowerShell
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Just to bring Rob's comment to light:
$env:Path = [System.Environment]::GetEnvironmentVariable(...
How do you increase the max number of concurrent connections in Apache?
...n of MaxClients and MaxRequestsPerChild
http://web.archive.org/web/20160415001028/http://www.genericarticles.com/mediawiki/index.php?title=How_to_optimize_apache_web_server_for_maximum_concurrent_connections_or_increase_max_clients_in_apache
ServerLimit 16
StartServers 2
MaxClients 200
MinSpareThr...
Hibernate dialect for Oracle Database 11g?
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edited Aug 8 '16 at 15:46
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answered Mar 4 '11 at 4:59
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How can you sort an array without mutating the original array?
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edited Mar 2 '19 at 15:27
answered Feb 24 '17 at 15:52
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How do I use an INSERT statement's OUTPUT clause to get the identity value?
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answered Jun 12 '12 at 15:07
marc_smarc_s
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On localhost, how do I pick a free port number?
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