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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...
What does ~~ (“double tilde”) do in Javascript?
... because the bitwise operators implicitly convert their operands to signed 32-bit integers. This works whether the operands are (floating-point) numbers or strings, and the result is a number.
In other words, it yields:
function(x) {
if(x < 0) return Math.ceil(x);
else return Math.floor(x);...
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...
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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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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Difference between binary tree and binary search tree
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573
Binary tree: Tree where each node has up to two leaves
1
/ \
2 3
Binary search tree: U...
NSLog/printf specifier for NSInteger?
A NSInteger is 32 bits on 32-bit platforms, and 64 bits on 64-bit platforms. Is there a NSLog specifier that always matches the size of NSInteger ?
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How do I remove all HTML tags from a string without knowing which tags are in it?
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3 Answers
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