大约有 47,000 项符合查询结果（耗时：0.0621秒） [XML]
xUnit : Assert two List are equal?
...
edited May 29 '18 at 15:20
answered Jan 7 '09 at 9:33
Kons...
Scatter plot and Color mapping in Python
...ints x and y stored in numpy arrays.
Those represent x(t) and y(t) where t=0...T-1
3 Answers
...
How to comment in Vim's config files: “.vimrc”?
...
kmario23
34.8k1010 gold badges108108 silver badges116116 bronze badges
answered Jan 9 '10 at 7:57
MylesMyles
...
Replacing Pandas or Numpy Nan with a None to use with MysqlDB
...
203
@bogatron has it right, you can use where, it's worth noting that you can do this natively in p...
ASP.NET MVC 3 Razor: Include JavaScript file in the head tag
...
answered Nov 30 '10 at 8:39
RPM1984RPM1984
68.4k5252 gold badges210210 silver badges323323 bronze badges
...
PHP foreach change original array values
...
270
In PHP, passing by reference (&) is ... controversial. I recommend not using it unless you k...
How to return an empty ActiveRecord relation?
...
Patrick Brinich-Langlois
1,2301414 silver badges2626 bronze badges
answered Apr 3 '12 at 20:39
steveh7steveh7
...
what is the difference between 'transform' and 'fit_transform' in sklearn
...form(self, X, y)
714 # XXX remove scipy.sparse support here in 0.16
715 X = atleast2d_or_csr(X)
--> 716 if self.mean_ is not None:
717 X = X - self.mean_
718
AttributeError: 'RandomizedPCA' object has no attribute 'mean_'
In [14]: pc2.ftransf...
Getting “unixtime” in Java
Date.getTime() returns milliseconds since Jan 1, 1970. Unixtime is seconds since Jan 1, 1970. I don't usually code in java, but I'm working on some bug fixes. I have:
...
Copy multiple files in Python
...
answered Aug 3 '10 at 17:59
GreenMattGreenMatt
16.1k66 gold badges4545 silver badges7373 bronze badges
...