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How to use > in an xargs command?
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Tudor Timi
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answered May 10 '09 at 18:59
Stephan202Stephan202
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Get top n records for each group of grouped results
...VALUES('Laura',2,39);
SELECT a.* FROM mytable AS a
LEFT JOIN mytable AS a2
ON a.groupname = a2.groupname AND a.age <= a2.age
GROUP BY a.person
HAVING COUNT(*) <= 2
ORDER BY a.groupname, a.age DESC;
gives me:
a.person a.groupname a.age
---------- ----------- ----------
Sha...
Detect 7 inch and 10 inch tablet programmatically
...he liberty to fix that.
– Jonik
Dec 11 '13 at 9:46
21
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Logical operators for boolean indexing in Pandas
...; import numpy as np
>>> a1 = np.array([0, 0, 1, 1])
>>> a2 = np.array([0, 1, 0, 1])
>>> np.logical_and(a1, a2)
array([False, False, False, True])
>>> np.bitwise_and(a1, a2)
array([0, 0, 0, 1], dtype=int32)
And since NumPy (and similarly pandas) does different...
How to do an INNER JOIN on multiple columns
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something like....
SELECT f.*
,a1.city as from
,a2.city as to
FROM flights f
INNER JOIN airports a1
ON f.fairport = a1. code
INNER JOIN airports a2
ON f.tairport = a2. code
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What does the function then() mean in JavaScript?
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edited Apr 11 '16 at 16:40
Grant Birchmeier
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How do I view all commits for a specific day?
...rtholomew!
The answer is to specify the time, e.g. git log --after="2013-11-12 00:00" --before="2013-11-12 23:59"
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What is the difference between RegExp’s exec() function and String’s match() function?
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119
exec with a global regular expression is meant to be used in a loop, as it will still retrieve...
Moving from CVS to Git: $Id$ equivalent?
...ion) to show that number. Let's say that packaged version was 2.2-12-g6c4ae7a (not a release, but a valid version).
You can now see exactly how far behind you are (4 commits), and you can see exactly which 4 commits:
# The RHS of the .. can be origin/master or empty, or whatever you want.
% git lo...
Break promise chain and call a function based on the step in the chain where it is broken (rejected)
...eserves
– Cyril CHAPON
Sep 9 '15 at 11:01
does reject exit the current function? eg resolve will not be called if reje...