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Select first row in each GROUP BY group?
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On Oracle 9.2+ (not 8i+ as originally stated), SQL Server 2005+, PostgreSQL 8.4+, DB2, Firebird 3.0+, Teradata, Sybase, Vertica:
WITH summary AS (
SELECT p.id,
p.customer,
p.total,
ROW_NUMBER() OV...
Getting a list of all subdirectories in the current directory
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27 Answers
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Using str_replace so that it only acts on the first match?
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22 Answers
22
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How do I create a namespace package in Python?
...rate downloads. For example, with the directories Package-1 and Package-2 in PYTHONPATH ,
5 Answers
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Calculating Distance between two Latitude and Longitude GeoCoordinates
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edited Aug 21 '16 at 7:32
Tomas Kubes
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Diff output from two programs without temporary files
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213
Use <(command) to pass one command's output to another program as if it were a file name. B...
Linux bash: Multiple variable assignment
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228
First thing that comes into my mind:
read -r a b c <<<$(echo 1 2 3) ; echo "$a|$b|$c...
What is the PostgreSQL equivalent for ISNULL()
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edited Jan 14 '12 at 2:28
Erwin Brandstetter
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How does functools partial do what it does?
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227
Roughly, partial does something like this (apart from keyword args support etc):
def partial(...