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How to append multiple values to a list in Python
...nd(range(11, 14))
>>> lst
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13]
So you can use list.append() to append a single value, and list.extend() to append multiple values.
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Minimum and maximum date
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new Date('275760-9-13 05:30:00')
– AshTyson
Nov 9 '19 at 12:00
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Turn Pandas Multi-Index into column
...eset_index()
– Gorkem
Mar 15 '18 at 13:30
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Django select only rows with duplicate field values
...ingle query.
– Piper Merriam
Mar 1 '13 at 23:58
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show 6 m...
How do I check the difference, in seconds, between two dates?
...es, use total_seconds like this:
import datetime as dt
a = dt.datetime(2013,12,30,23,59,59)
b = dt.datetime(2013,12,31,23,59,59)
(b-a).total_seconds()
86400.0
#note that seconds doesn't give you what you want:
(b-a).seconds
0
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Does MSTest have an equivalent to NUnit's TestCase?
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edited Oct 24 '13 at 0:03
answered Oct 23 '13 at 9:00
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Rails 3 execute custom sql query without a model
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edited Dec 9 '13 at 8:51
answered Mar 14 '13 at 11:48
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SQL query for finding records where count > 1
...xConrad Frix
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How to only find files in a given directory, and ignore subdirectories using bash
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– Stephen Darlington
Oct 10 '11 at 16:13
1
@MustafaOzturk The ls is superfluous. for f in abc*; ......
Difference between dispatch_async and dispatch_sync on serial queue?
...atch_async(_serialQueue, ^{ printf("3"); });
printf("4");
It may print 2413 or 2143 or 1234 but 1 always before 3
for this code
dispatch_sync(_serialQueue, ^{ printf("1"); });
printf("2");
dispatch_sync(_serialQueue, ^{ printf("3"); });
printf("4");
it always print 1234
Note: For first code...