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Finding duplicates in O(n) time and O(1) space
Input: Given an array of n elements which contains elements from 0 to n-1, with any of these numbers appearing any number of times.
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Installing specific package versions with pip
...s here: http://pypi.python.org/pypi/MySQL-python/1.2.2
The download link 404s and the fallback URL links are re-directing infinitely due to sourceforge.net's recent upgrade and PyPI's stale URL.
So to properly install the driver, you can follow these steps:
pip uninstall MySQL_python
pip install ...
How to validate an email address in PHP
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10 Answers
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Generate array of all letters and digits
...g ruby, is it possible to make an array of each letter in the alphabet and 0-9 easily?
7 Answers
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Getting current date and time in JavaScript
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600
.getMonth() returns a zero-based number so to get the correct month you need to add 1, so calli...
Standard deviation of a list
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Since Python 3.4 / PEP450 there is a statistics module in the standard library, which has a method stdev for calculating the standard deviation of iterables like yours:
>>> A_rank = [0.8, 0.4, 1.2, 3.7, 2.6, 5.8]
>>> import statis...
How to compare two colors for similarity/difference
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answered Jan 26 '12 at 14:20
Liudvikas BukysLiudvikas Bukys
5,27033 gold badges2323 silver badges3636 bronze badges
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how to mysqldump remote db from local machine
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250
As I haven't seen it at serverfault yet, and the answer is quite simple:
Change:
ssh -f -L3310...
Why modelVersion of pom.xml is necessary and always set to 4.0.0?
... <modelVersion></modelVersion> of pom.xml is always set to 4.0.0.
4 Answers
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Check if UIColor is dark or bright?
...o use is ((Red value * 299) + (Green value * 587) + (Blue value * 114)) / 1000.
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