大约有 46,000 项符合查询结果（耗时：0.0512秒） [XML]
How do I save and restore multiple variables in python?
...jects to a file and then restore them later.
I've tried to use a for loop with pickle and shelve but it didn't work right.
...
std::string formatting like sprintf
I have to format std::string with sprintf and send it into file stream. How can I do this?
40 Answers
...
Make sure only a single instance of a program is running
...
The following code should do the job, it is cross-platform and runs on Python 2.4-3.2. I tested it on Windows, OS X and Linux.
from tendo import singleton
me = singleton.SingleInstance() # will sys.exit(-1) if other instance is running
The latest code version ...
Convert string to symbol-able in ruby
...ch methods. They're all worth looking at. For your example:
'Book Author Title'.parameterize.underscore.to_sym # :book_author_title
share
|
improve this answer
|
follow
...
How to set default value to the input[type=“date”] [duplicate]
...
The date should take the format YYYY-MM-DD. Single digit days and months should be padded with a 0. January is 01.
From the documentation:
A string representing a date.
Value: A valid full-date as defined in [RFC 3339], with the additional qualification that the year c...
Can I mix MySQL APIs in PHP?
...r. They are separate APIs and the resources they create are incompatible with one another.
There is a mysqli_close, though.
share
|
improve this answer
|
follow
...
Using sections in Editor/Display templates
...body tag in my master layout page and just wondering the best to go about it, MVC style.
8 Answers
...
Function for Factorial in Python
... 2.6 and above):
import math
math.factorial(1000)
If you want/have to write it yourself, you can use an iterative approach:
def factorial(n):
fact = 1
for num in range(2, n + 1):
fact *= num
return fact
or a recursive approach:
def factorial(n):
if n < 2:
re...
Where IN clause in LINQ [duplicate]
...follow
|
edited Dec 17 '12 at 17:54
answered Jun 6 '09 at 14:37
...
How to remove constraints from my MySQL table?
...follow
|
edited Sep 30 '13 at 10:42
answered Jan 2 '13 at 12:35
...