大约有 11,000 项符合查询结果（耗时：0.0203秒） [XML]
hadoop No FileSystem for scheme: file
...
18 Answers
18
Active
...
Calling virtual functions inside constructors
...
Calling virtual functions from a constructor or destructor is dangerous and should be avoided whenever possible. All C++ implementations should call the version of the function defined at the level of the hierarchy in the current constructo...
How Do I Take a Screen Shot of a UIView?
I am wondering how my iPhone app can take a screen shot of a specific UIView as a UIImage .
15 Answers
...
Run php script as daemon process
I need to run a php script as daemon process (wait for instructions and do stuff). cron job will not do it for me because actions need to be taken as soon as instruction arrives. I know PHP is not really the best option for daemon processes due to memory management issues, but due to various reasons...
Parsing JSON using Json.net
... the JSon.Net library. The documentation seems a little sparse and I'm confused as to how to accomplish what I need. Here is the format for the JSON I need to parse through.
...
Twitter Bootstrap modal: How to remove Slide down effect
Is there a way to change the Twitter Bootstrap Modal window animation from a slide down effect to a fadeIn or just display without the Slide? I read through the documentation here:
...
How to get the size of a JavaScript object?
I want to know the size occupied by a JavaScript object.
20 Answers
20
...
(Deep) copying an array using jQuery [duplicate]
I need to copy an (ordered, not associative) array of objects. I'm using jQuery. I initially tried
8 Answers
...
How to generate random number with the specific length in python
...
To get a random 3-digit number:
from random import randint
randint(100, 999) # randint is inclusive at both ends
(assuming you really meant three digits, rather than "up to three digits".)
To use an arbitrary number of digits:
from random import randin...
How can I see what I am about to push with git?
Is there a way to see what would be pushed if I did a git push command?
13 Answers
1...