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Is there a way to measure how sorted a list is?
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answered Jun 8 '13 at 0:21
Timothy ShieldsTimothy Shields
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Algorithm for Determining Tic Tac Toe Game Over
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edited Nov 18 '17 at 21:31
Marc Bacvanski
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How to calculate number of days between two given dates?
If I have two dates (ex. '8/18/2008' and '9/26/2008' ), what is the best way to get the number of days between these two dates?
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ruby 1.9: invalid byte sequence in UTF-8
... The problem is that I now receive a lot of " invalid byte sequence in UTF-8 " errors.
From what I understood, the net/http library doesn't have any encoding specific options and the stuff that comes in is basically not properly tagged.
What would be the best way to actually work with that inc...
Efficient Algorithm for Bit Reversal (from MSB->LSB to LSB->MSB) in C
...(x & 0x0f0f0f0f) << 4));
x = (((x & 0xff00ff00) >> 8) | ((x & 0x00ff00ff) << 8));
return((x >> 16) | (x << 16));
}
From the famous Bit Twiddling Hacks page:
Fastest (lookup table):
static const unsigned char BitReverseTable256[] =
{
0x00, 0x8...
Reference — What does this symbol mean in PHP?
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edited Nov 12 '18 at 8:39
community wiki
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Get the Row(s) which have the max count in groups using groupby
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1 MM1 S1 n 2
2 MM1 S3 cb 5
3 MM2 S3 mk 8
4 MM2 S4 bg 10
5 MM2 S4 dgd 1
6 MM4 S2 rd 2
7 MM4 S2 cb 2
8 MM4 S2 uyi 7
In [2]: df.groupby(['Mt'], sort=False)['count'].max()
Out[2]:
Mt
S1 3
S3 8
S4 10
S2 7
N...
Is ASCII code 7-bit or 8-bit?
My teacher told me ASCII is 8-bit character coding scheme. But it is defined only for 0-127 codes which means it can be fit into 7-bits. So can't it be argued that ASCII bit is actually 7-bit code?
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Why does the C preprocessor interpret the word “linux” as the constant “1”?
...ammers would simply avoid using those names for their own purposes.
The 1989 ANSI C standard introduced rules restricting what symbols an implementation could legally predefine. A macro predefined by the compiler could only have a name starting with two underscores, or with an underscore followed b...
How to check the version before installing a package using apt-get?
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edited Jul 6 at 8:51
jotadepicas
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answe...