大约有 40,900 项符合查询结果（耗时：0.0388秒） [XML]
const char* concatenation
...
answered Jan 3 '10 at 14:05
codaddictcodaddict
395k7777 gold badges473473 silver badges507507 bronze badges
...
Cosine Similarity between 2 Number Lists
...
13 Answers
13
Active
...
How to install pip for Python 3 on Mac OS X?
...Python 2.7 stock installed. But I do all my own personal Python stuff with 3.3. I just flushed my 3.3.2 install and installed the new 3.3.3. So I need to install pyserial again. I can do it the way I've done it before, which is:
...
Useful code which uses reduce()? [closed]
...me a lot...
Here's some cute usages:
Flatten a list
Goal: turn [[1, 2, 3], [4, 5], [6, 7, 8]] into [1, 2, 3, 4, 5, 6, 7, 8].
reduce(list.__add__, [[1, 2, 3], [4, 5], [6, 7, 8]], [])
List of digits to a number
Goal: turn [1, 2, 3, 4, 5, 6, 7, 8] into 12345678.
Ugly, slow way:
int("".join(ma...
Initializing a member array in constructor initializer
...assignments in the body. This is what boost::array does.
Does the C++03 standard say anything special about initializing aggregates (including arrays) in ctor initializers? Or the invalidness of the above code is a corollary of some other rules?
A mem-initializer uses direct initialization. ...
Using Python 3 in virtualenv
... the default version of Python (2.7). On one project, I need to use Python 3.4.
22 Answers
...
How to calculate moving average using NumPy?
...
173
If you just want a straightforward non-weighted moving average, you can easily implement it with...
With bash, how can I pipe standard error into another process?
...
mmlb
74777 silver badges2323 bronze badges
answered Mar 27 '12 at 11:28
ScotScot
1,73611 gold badge1111...
Find intersection of two nested lists?
...
If you want:
c1 = [1, 6, 7, 10, 13, 28, 32, 41, 58, 63]
c2 = [[13, 17, 18, 21, 32], [7, 11, 13, 14, 28], [1, 5, 6, 8, 15, 16]]
c3 = [[13, 32], [7, 13, 28], [1,6]]
Then here is your solution for Python 2:
c3 = [filter(lambda x: x in c1, sublist) for sublis...
How to generate random number with the specific length in python
Let say I need a 3 digit number, so it would be something like:
8 Answers
8
...