大约有 44,000 项符合查询结果（耗时：0.0552秒） [XML]
is it possible to evenly distribute buttons across the width of an android linearlayout
...
19 Answers
19
Active
...
Sort hash by key, return hash in Ruby
...
10 Answers
10
Active
...
How may I sort a list alphabetically using jQuery?
...
10 Answers
10
Active
...
How to normalize a NumPy array to within a certain range?
...
140
audio /= np.max(np.abs(audio),axis=0)
image *= (255.0/image.max())
Using /= and *= allows yo...
How do I force make/GCC to show me the commands?
...
|
edited Jan 8 '17 at 4:43
Steven Penny
76.1k4545 gold badges296296 silver badges336336 bronze badges
...
What's the function like sum() but for multiplication? product()?
...ort operator
def prod(iterable):
return reduce(operator.mul, iterable, 1)
>>> prod(range(1, 5))
24
Note, in Python 3, the reduce() function was moved to the functools module.
Specific case: Factorials
As a side note, the primary motivating use case for prod() is to compute factorials....
How to convert a scala.List to a java.util.List?
...
import scala.collection.jcl.ArrayList
unconvertList(new ArrayList ++ List(1,2,3))
From Scala 2.8 onwards:
import scala.collection.JavaConversions._
import scala.collection.mutable.ListBuffer
asList(ListBuffer(List(1,2,3): _*))
val x: java.util.List[Int] = ListBuffer(List(1,2,3): _*)
However, a...
Open Redis port for remote connections
...
219
Did you set the bind option to allow remote access on the redis server?
Before (file /etc/redi...
Find index of last occurrence of a substring in a string
...
answered Mar 5 '12 at 19:15
Rik PoggiRik Poggi
23.7k66 gold badges5858 silver badges7878 bronze badges
...
UnicodeEncodeError: 'latin-1' codec can't encode character
...
Character U+201C Left Double Quotation Mark is not present in the Latin-1 (ISO-8859-1) encoding.
It is present in code page 1252 (Western European). This is a Windows-specific encoding that is based on ISO-8859-1 but which puts extra char...