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How to “EXPIRE” the “HSET” child key in redis?
I need to expire all keys in redis hash, which are older than 1 month.
11 Answers
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The most efficient way to implement an integer based power function pow(int, int)
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17 Answers
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What's the 'Ruby way' to iterate over two arrays at once
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>> @budget = [ 100, 150, 25, 105 ]
=> [100, 150, 25, 105]
>> @actual = [ 120, 100, 50, 100 ]
=> [120, 100, 50, 100]
>> @budget.zip @actual
=> [[100, 120], [150, 100], [25, 50], [105, 100]]
>> @budget.zip(@actual...
Removing duplicate objects with Underscore for Javascript
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13 Answers
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How to check Django version
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691
Django 1.5 supports Python 2.6.5 and later.
If you're under Linux and want to check the Python ...
What is the smallest possible valid PDF?
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198
This is an interesting problem. Taking it by the book, you can start off with this:
%PDF-1.0...
O(nlogn) Algorithm - Find three evenly spaced ones within binary string
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31 Answers
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