大约有 42,000 项符合查询结果（耗时：0.0361秒） [XML]
Transpose/Unzip Function (inverse of zip)?
... use the special * operator.
>>> zip(*[('a', 1), ('b', 2), ('c', 3), ('d', 4)])
[('a', 'b', 'c', 'd'), (1, 2, 3, 4)]
The way this works is by calling zip with the arguments:
zip(('a', 1), ('b', 2), ('c', 3), ('d', 4))
… except the arguments are passed to zip directly (after being co...
With CSS, use “…” for overflowed block of multi-lines
...
answered Jun 3 '11 at 5:22
Jim ThomasJim Thomas
1,6181111 silver badges77 bronze badges
...
jQuery - checkbox enable/disable
...checkboxes like this. If the "Check Me" checkbox is checked, all the other 3 checkboxes should be enabled, else they should be disabled. How can I do this using jQuery?
...
Column order manipulation using col-lg-push and col-lg-pull in Twitter Bootstrap 3
I'm now reading documentation on Twitter Bootstrap 3, and tried to follow column ordering as shown in this page but hit the wall. I don't understand why such a code works nor how to correctly specify the setting. What I want to show is one grid, which is consisted of length 5, and the other leng...
Datetime equal or greater than today in MySQL
...
338
SELECT * FROM users WHERE created >= CURDATE();
But I think you mean created < today
...
How does Django's Meta class work?
...:55
Moon
3,04711 gold badge1212 silver badges4242 bronze badges
answered Apr 27 '12 at 3:04
TadeckTadeck
...
What is the difference between range and xrange functions in Python 2.X?
...
836
In Python 2.x:
range creates a list, so if you do range(1, 10000000) it creates a list in mem...
Weighted random numbers
...andom number that is 0 or greater and is less than the sum of the weights
3) go through the items one at a time, subtracting their weight from your random number, until you get the item where the random number is less than that item's weight
Pseudo-code illustrating this:
int sum_of_weight = 0;
f...
Best way to format integer as string with leading zeros? [duplicate]
...
You can use the zfill() method to pad a string with zeros:
In [3]: str(1).zfill(2)
Out[3]: '01'
share
|
improve this answer
|
follow
|
...