大约有 48,000 项符合查询结果（耗时：0.0891秒） [XML]
Python: try statement in a single line
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answered Mar 26 '10 at 16:26
Mike GrahamMike Graham
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How to check for changes on remote (origin) Git repository?
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answered Mar 25 '10 at 9:28
Alan Haggai AlaviAlan Haggai Alavi
65.4k1818 gold badges9494 silver badges123123 bronze badges
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Does name length impact performance in Redis?
...++ b/src/redis-benchmark.c
@@ -475,11 +475,11 @@
benchmark("MSET (10 keys)",cmd,len);
free(cmd);
- len = redisFormatCommand(&cmd,"SET foo:rand:000000000000 %s",data);
+ len = redisFormatCommand(&cmd,"SET foo %s",data);
benchmark("SET",cmd,len);
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Python - abs vs fabs
... type(abs(-2.0))
Out[8]: float
In [9]: type(abs(3+4j))
Out[9]: float
In [10]: type(math.fabs(-2))
Out[10]: float
In [11]: type(math.fabs(-2.0))
Out[11]: float
In [12]: type(math.fabs(3+4j))
---------------------------------------------------------------------------
TypeError ...
Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
...e UTC time:
In [7]: t.tz_convert(None)
Out[7]: DatetimeIndex(['2013-05-18 10:00:00', '2013-05-18 11:00:00'],
dtype='datetime64[ns]', freq='H')
This is much more performant than the datetime.replace solution:
In [31]: t = pd.date_range(start="2013-05-18 12:00:00", periods...
Indenting #defines
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103
Pre-ANSI C preprocessor did not allow for space between the start of a line and the "#" charac...
How to get domain URL and application name?
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answered Feb 5 '10 at 11:36
BalusCBalusC
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Turn off constraints temporarily (MS SQL)
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answered Apr 10 '09 at 9:36
gbngbn
382k7272 gold badges532532 silver badges629629 bronze badges
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How can I restart a Java application?
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105
Of course it is possible to restart a Java application.
The following method shows a way to r...
How do I get the color from a hexadecimal color code using .NET?
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answered Jan 21 '10 at 14:32
ThorarinThorarin
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