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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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Ruby: How to turn a hash into HTTP parameters?
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Twitter oAuth callbackUrl - localhost development
...bled recently. http://code.google.com/p/twitter-api/issues/detail?id=534#c1
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How do I use a custom Serializer with Jackson?
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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 use Regular Expressions (Regex) in Microsoft Excel both in-cell and loops
...re used for Pattern Matching.
To use in Excel follow these steps:
Step 1: Add VBA reference to "Microsoft VBScript Regular Expressions 5.5"
Select "Developer" tab (I don't have this tab what do I do?)
Select "Visual Basic" icon from 'Code' ribbon section
In "Microsoft Visual Basic for Applicat...
Unicode equivalents for \w and \b in Java regular expressions?
...ious other properties, too. It now tracks The Unicode Standard, in both RL1.2 and RL1.2a from UTS#18: Unicode Regular Expressions. This is an exciting and dramatic improvement, and the development team is to be commended for this important effort.
Java’s Regex Unicode Problems
The problem wit...
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...
SQL query to select dates between two dates
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