大约有 41,000 项符合查询结果（耗时：0.0362秒） [XML]
efficient circular buffer?
...
>>> import collections
>>> d = collections.deque(maxlen=10)
>>> d
deque([], maxlen=10)
>>> for i in xrange(20):
... d.append(i)
...
>>> d
deque([10, 11, 12, 13, 14, 15, 16, 17, 18, 19], maxlen=10)
There is a recipe in the docs for deque that is si...
Python list sort in descending order
...
answered Nov 15 '10 at 10:42
Ignacio Vazquez-AbramsIgnacio Vazquez-Abrams
667k127127 gold badges11911191 silver badges12501250 bronze badges
...
Regular expression to match numbers with or without commas and decimals in text
...
10 Answers
10
Active
...
SQL - Select first 10 rows only?
How do I select only the first 10 results of a query?
12 Answers
12
...
How can I get a count of the total number of digits in a number?
...
Without converting to a string you could try:
Math.Ceiling(Math.Log10(n));
Correction following ysap's comment:
Math.Floor(Math.Log10(n) + 1);
share
|
improve this answer
|
...
Length of an integer in Python
...
answered Feb 3 '10 at 5:00
GeekTantraGeekTantra
9,33355 gold badges3535 silver badges4747 bronze badges
...
Generate a random number in the range 1 - 10
... way to tell pg's random() function to get me only numbers between 1 and 10?
7 Answers
...
How do I efficiently iterate over each entry in a Java Map?
...
ScArcher2ScArcher2
75.5k3838 gold badges109109 silver badges155155 bronze badges
93
...
How to install Xcode Command Line Tools
...et the command-line build tools installed with the current Xcode/Mac OS X v10.8 (Mountain Lion) or later?
13 Answers
...
List comprehension on a nested list?
...
>>> l = [['40', '20', '10', '30'], ['20', '20', '20', '20', '20', '30', '20'], ['30', '20', '30', '50', '10', '30', '20', '20', '20'], ['100', '100'], ['100', '100', '100', '100', '100'], ['100', '100', '100', '100']]
>>> new_list = [float...