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PostgreSQL error 'Could not connect to server: No such file or directory'
...grate in my project or even try most database tasks for my Ruby on Rails 3.2 applications.
22 Answers
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Random string generation with upper case letters and digits
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31 Answers
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How do I disable orientation change on Android?
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318
Update April 2013: Don't do this. It wasn't a good idea in 2009 when I first answered the ques...
Finding three elements in an array whose sum is closest to a given number
...P: Given an array A of n integers and a target value S, does there exist a 3-tuple from A that sums to S?
modified problem P': Given an array A of n integers, does there exist a 3-tuple from A that sums to zero?
Notice that you can go from this version of the problem P' from P by subtracting ...
Python, remove all non-alphabet chars from string
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123
Use re.sub
import re
regex = re.compile('[^a-zA-Z]')
#First parameter is the replacement, seco...
How to get last items of a list in Python?
...re's an example using the python CLI interpreter:
>>> a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]
>>> a
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]
>>> a[-9:]
[4, 5, 6, 7, 8, 9, 10, 11, 12]
the important line is a[-9:]
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How to declare a global variable in a .js file
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answered Jun 3 '09 at 11:48
PatrikAkerstrandPatrikAkerstrand
42.6k1111 gold badges7272 silver badges9292 bronze badges
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How to pass a single object[] to a params object[]
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answered Aug 30 '08 at 21:36
Adam WrightAdam Wright
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