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MySQL - How to select data by string length
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Larzan
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answered Dec 9 '09 at 0:50
hszhsz
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How can I get pg_dump to authenticate properly
... peer
host all all 127.0.0.1/32 md5
This tells Postgres to use peer authentication for local users which requires the postgres username to match your current system username. The second line refers to connections using a hostname and will al...
CSS selector with period in ID
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edited Nov 13 '13 at 20:35
answered Sep 7 '12 at 0:12
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Css pseudo classes input:not(disabled)not:[type=“submit”]:focus
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3 Answers
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Mock vs MagicMock
...'s author, Michael Foord, addressed a very similar question at Pycon 2011 (31:00):
Q: Why was MagicMock made a separate thing rather than just folding the ability into the default mock object?
A: One reasonable answer is that the way MagicMock works is that it preconfigures all these protoc...
Remove duplicated rows
...only need the first three columns
deduped.data <- unique( yourdata[ , 1:3 ] )
# the fourth column no longer 'distinguishes' them,
# so they're duplicates and thrown out.
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Does svn have a `revert-all` command?
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307
You could do:
svn revert -R .
This will not delete any new file not under version control. ...
How to sort objects by multiple keys in Python?
... case you like your code terse.
Later 2016-01-17
This works with python3 (which eliminated the cmp argument to sort):
from operator import itemgetter as i
from functools import cmp_to_key
def cmp(x, y):
"""
Replacement for built-in function cmp that was removed in Python 3
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