大约有 44,000 项符合查询结果（耗时：0.0653秒） [XML]
How to get a substring of text?
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edited Aug 17 '12 at 10:25
answered May 31 '11 at 8:14
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How do I force make/GCC to show me the commands?
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edited Jan 8 '17 at 4:43
Steven Penny
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Check if an element is present in an array [duplicate]
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1044
ECMAScript 2016 incorporates an includes() method for arrays that specifically solves the pro...
How to convert a scala.List to a java.util.List?
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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...
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....
Open Redis port for remote connections
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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
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answered Mar 5 '12 at 19:15
Rik PoggiRik Poggi
23.7k66 gold badges5858 silver badges7878 bronze badges
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UnicodeEncodeError: 'latin-1' codec can't encode character
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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...
Regex replace uppercase with lowercase letters
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415
You may:
Find: (\w)
Replace With: \L$1
Or select the text, ctrl+K+L.
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