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Convert from ASCII string encoded in Hex to plain ASCII?
...t;>> 'abcd'[0::2] # alternates
'ac'
>>> zip('abc', '123') # pair up
[('a', '1'), ('b', '2'), ('c', '3')]
>>> chr(32) # ascii to character
' '
will look at binascii now...
>>> print binascii.unhexlify('7061756c')
paul
cool (and i h...
Format timedelta to string
... 2.7 and greater use .total_seconds() method
– sk8asd123
Apr 22 '14 at 21:46
28
Don't use .second...
rreplace - How to replace the last occurrence of an expression in a string?
... = s.rsplit(old, occurrence)
... return new.join(li)
...
>>> s
'1232425'
>>> rreplace(s, '2', ' ', 2)
'123 4 5'
>>> rreplace(s, '2', ' ', 3)
'1 3 4 5'
>>> rreplace(s, '2', ' ', 4)
'1 3 4 5'
>>> rreplace(s, '2', ' ', 0)
'1232425'
...
Fast permutation -> number -> permutation mapping algorithms
I have n elements. For the sake of an example, let's say, 7 elements, 1234567. I know there are 7! = 5040 permutations possible of these 7 elements.
...
Rotation methods deprecated, equivalent of 'didRotateFromInterfaceOrientation'?
... share me the method you have used. Thank you
– ask123
Jun 23 '14 at 7:44
2
...
Can you resolve an angularjs promise before you return it?
...
98
How to simply return a pre-resolved promise in Angular 1.x
Resolved promise:
return $q.when( ...
Is there a Python Library that contains a list of all the ascii characters?
...
If you want all printable characters:
>>> string.printable
'0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!"#$%&\'()*+,-./:;?@[\\]^_`{|}~ \t\n\r\x0b\x0c'
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i...
How far can memory leaks go?
...
JoniJoni
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View/edit ID3 data for MP3 files
...net developers. You can find it here:
http://sourceforge.net/projects/mpg123net/
Included are the samples to convert mp3 file to PCM, and read ID3 tags.
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指定组件的大小 · App Inventor 2 中文网
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