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Is it possible to have multiple statements in a python lambda expression?
...d in the heapq module.
>>> import heapq
>>> l = [5,2,6,8,3,5]
>>> heapq.nsmallest(l, 2)
[2, 3]
So just use:
map(lambda x: heapq.nsmallest(x,2)[1], list_of_lists)
It's also usually considered clearer to use a list comprehension, which avoids the lambda altogether:
...
Error installing libv8: ERROR: Failed to build gem native extension
...
try this one:
gem install libv8 -v '3.16.14.3' -- --with-system-v8
Note : Because libv8 is the interface for the V8 engine used by therubyracer,
you may need to use libv8, even if you have V8 installed already. If
you wish to use your own V8 ins...
Java String split removed empty values
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you can even try with data.split("\\|", 8)
– Subhrajyoti Majumder
Jan 30 '13 at 10:48
24
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UnicodeDecodeError: 'ascii' codec can't decode byte 0xd1 in position 2: ordinal not in range(128)
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Unicode is not equal to UTF-8. The latter is just an encoding for the former.
You are doing it the wrong way around. You are reading UTF-8-encoded data, so you have to decode the UTF-8-encoded String into a unicode string.
So just replace .encode with...
Git alias with positional parameters
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|
edited Mar 4 '18 at 13:20
Eugen Konkov
13.6k55 gold badges5959 silver badges9393 bronze badges
...
what is difference between success and .done() method of $.ajax
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8
In short, decoupling success callback function from the ajax function so later you can add your ...
An efficient way to transpose a file in Bash
... }
print str
}
}' file
output
$ more file
0 1 2
3 4 5
6 7 8
9 10 11
$ ./shell.sh
0 3 6 9
1 4 7 10
2 5 8 11
Performance against Perl solution by Jonathan on a 10000 lines file
$ head -5 file
1 0 1 2
2 3 4 5
3 6 7 8
4 9 10 11
1 0 1 2
$ wc -l < file
10000
$ time perl test.pl ...
Converting a double to an int in C#
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JonJon
383k6868 gold badges674674 silver badges755755 bronze badges
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How can I round up the time to the nearest X minutes?
...* d.Ticks, dt.Kind);
}
Example:
var dt1 = RoundUp(DateTime.Parse("2011-08-11 16:59"), TimeSpan.FromMinutes(15));
// dt1 == {11/08/2011 17:00:00}
var dt2 = RoundUp(DateTime.Parse("2011-08-11 17:00"), TimeSpan.FromMinutes(15));
// dt2 == {11/08/2011 17:00:00}
var dt3 = RoundUp(DateTime.Parse("201...