大约有 40,000 项符合查询结果（耗时：0.0466秒） [XML]
How can I check if an ip is in a network in Python?
...
Continuing on Rafal's comment, to get this to work on a 64-bit Python interpreter, replace the line in question with: return struct.unpack('<L',socket.inet_aton(ip))[0]
– nitwit
Jan 22 '12 at 9:24
...
Prevent automatic browser scroll on refresh
...n in the url. An example would be if you clicked on a link http://example.com/post/244#comment5 and refreshed the page after looking around you would not be at the anchor and the page jumps around. Is there any way to prevent this with javascript? So that no-matter-what you would always navigate t...
Fastest way to check if a file exist using standard C++/C++11/C?
...*
The stat() function provided the best performance on my system (Linux, compiled with g++), with a standard fopen call being your best bet if you for some reason refuse to use POSIX functions.
share
|
...
Why are Python lambdas useful? [closed]
...
Of course, in this particular case, you could do the same thing as a list comprehension:
mult3 = [x for x in [1, 2, 3, 4, 5, 6, 7, 8, 9] if x % 3 == 0]
(or even as range(3,10,3)), but there are many other, more sophisticated use cases where you can't use a list comprehension and a lambda functio...
Check play state of AVPlayer
...er's status using KVO. See my answer below for more details: stackoverflow.com/a/34321993/3160561
– maxkonovalov
Dec 16 '15 at 21:04
2
...
How to convert an Stream into a byte[] in C#? [duplicate]
... edited Apr 24 '12 at 13:30
Community♦
111 silver badge
answered Jul 3 '09 at 18:43
pedrofernandespedrof...
using jquery $.ajax to call a PHP function
... // ...etc...
}
}
I believe that's a simple incarnation of the Command pattern.
share
|
improve this answer
|
follow
|
...
How do I create multiple submit buttons for the same form in Rails?
...%>
This will output:
<input type="submit" value="A" id=".." name="commit" />
<input type="submit" value="B" id=".." name="commit" />
Inside your controller, the submitted button's value will be identified by the parameter commit. Check the value to do the required processing:
de...
How to Generate unique file names in C#
...nefit to me is that this generates a shorter and "nicer looking" filename, compared to GUIDs.
Please note that in some cases (e.g. when generating a lot of random names in a very short time), this might make non-unique values.
Stick to GUIDs if you want to make really sure that the file names are ...
Creating an iframe with given HTML dynamically
...so this answer your question it's important to note that this approach has compatibility issues with some browsers, please see the answer of @mschr for a cross-browser solution.
share
|
improve this...