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Python: most idiomatic way to convert None to empty string?
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96
If you actually want your function to behave like the str() built-in, but return an empty strin...
How do I make an HTML button not reload the page
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HoldOffHunger
7,84044 gold badges4444 silver badges8585 bronze badges
answered Dec 24 '13 at 11:53
Jafar RasooliJafar...
How do I determine if my python shell is executing in 32bit or 64bit?
...("%x" % sys.maxsize, sys.maxsize > 2**32)'
('7fffffff', False)
$ python-64 -c 'import sys;print("%x" % sys.maxsize, sys.maxsize > 2**32)'
('7fffffffffffffff', True)
sys.maxsize was introduced in Python 2.6. If you need a test for older systems, this slightly more complicated test should wor...
Delete newline in Vim
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84
Certainly. Vim recognizes the \n character as a newline, so you can just search and replace.
In...
How do I assert an Iterable contains elements with a certain property?
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davidxxxdavidxxx
96.3k1212 gold badges135135 silver badges154154 bronze badges
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What's the difference between console.dir and console.log?
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apsillersapsillers
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CSS opacity only to background color, not the text on it? [duplicate]
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96
Dang..why is it always the IE that spoils the fun?!
– Haikal Nashuha
Jan 11 '13 at 3:19
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Simple way to encode a string according to a password?
...ère cipher
It's quick and easy to implement. Something like:
import base64
def encode(key, string):
encoded_chars = []
for i in xrange(len(string)):
key_c = key[i % len(key)]
encoded_c = chr(ord(string[i]) + ord(key_c) % 256)
encoded_chars.append(encoded_c)
en...
Java 32-bit vs 64-bit compatibility
...de built and compiled against a 32-bit JDK into 32-bit byte code work in a 64-bit JVM? Or does a 64-bit JVM require 64-bit byte code?
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How to calculate dp from pixels in android programmatically [duplicate]
... This should be the accepted answer
– Goldorak84
Feb 23 '15 at 19:23
1
it's definitely the...