大约有 42,000 项符合查询结果（耗时：0.0585秒） [XML]
split string in to 2 based on last occurrence of a separator
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How to run cron once, daily at 10pm
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It's running every minute of the hour 22 I guess. Try the following to run it every first minu...
How to define servlet filter order of execution using annotations in WAR
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How to check status of PostgreSQL server Mac OS X
...ok for a command that looks something like this (your version may not be 8.3):
/Library/PostgreSQL/8.3/bin/postgres -D /Library/PostgreSQL/8.3/data
To start the server, execute something like this:
/Library/PostgreSQL/8.3/bin/pg_ctl start -D /Library/PostgreSQL/8.3/data -l postgres.log
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OSError: [Errno 2] No such file or directory while using python subprocess in Django
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Python: print a generator expression?
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Quick answer:
Doing list() around a generator expression is (almost) exactly equivalent to havi...
How to initialize const member variable in a class?
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edited Jun 12 '17 at 16:30
Rakete1111
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What does numpy.random.seed(0) do?
..., 0.65, 0.44, 0.89])
>>> numpy.random.rand(4)
array([ 0.96, 0.38, 0.79, 0.53])
(pseudo-)random numbers work by starting with a number (the seed), multiplying it by a large number, adding an offset, then taking modulo of that sum. The resulting number is then used as the seed to gen...
What is the list of possible values for navigator.platform as of today? [closed]
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How to tell which version of a gem a rails app is using
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In Rails 3 and Rails 4, use bundle show
In Rails 2, rake gems will print out what gems, depende...