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multiprocessing.Pool: When to use apply, apply_async or map?
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def apply_async_with_callback():
pool = mp.Pool()
for i in range(10):
pool.apply_async(foo_pool, args = (i, ), callback = log_result)
pool.close()
pool.join()
print(result_list)
if __name__ == '__main__':
apply_async_with_callback()
may yield a result such as
[1...
Random record from MongoDB
I am looking to get a random record from a huge (100 million record) mongodb .
26 Answers
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How do I use a custom Serializer with Jackson?
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11 Answers
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Ruby: How to turn a hash into HTTP parameters?
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13 Answers
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Get the name of the currently executing method
... name as a string, call __method__.to_s instead.
Note: This requires Ruby 1.8.7.
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How to convert a table to a data frame
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edited Nov 29 '16 at 20:39
Jaap
68.6k2525 gold badges155155 silver badges164164 bronze badges
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jQuery deferreds and promises - .then() vs .done()
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10 Answers
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How to determine the Boost version on a system?
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11 Answers
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Regex exactly n OR m times
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91
There is no single quantifier that means "exactly m or n times". The way you are doing it is fin...