大约有 47,000 项符合查询结果（耗时：0.0656秒） [XML]
What are the big improvements between guava and apache equivalent libraries?
...etc. I need to decide if we should switch from the apache foundations implementation.
3 Answers
...
How can I get the external SD card path for Android 4.0+?
... }
}
}
}
return out;
}
The original method was tested and worked with
Huawei X3 (stock)
Galaxy S2 (stock)
Galaxy S3 (stock)
I'm not certain which android version these were on when they were tested.
I've tested my modified version with
Moto Xoom 4.1.2 (s...
Bootstrap dropdown sub menu missing
Bootstrap 3 is still at RC, but I was just trying to implement it. I couldn't figure out how to put a sub menu class. Even there is no class in css and even the new docs don't say anything about it
...
How to store standard error in a variable
...
I had hoped that there'd be some really crazy trick I didn't know, but it looks like this is it. Thanks.
– psycotica0
Jun 11 '09 at 21:20
...
Is UML practical? [closed]
In college I've had numerous design and UML oriented courses, and I recognize that UML can be used to benefit a software project, especially use-case mapping, but is it really practical? I've done a few co-op work terms, and it appears that UML is not used heavily in the industry. Is it worth ...
Any reason to clean up unused imports in Java, other than reducing clutter?
Is there any good reason to avoid unused import statements in Java? As I understand it, they are there for the compiler, so lots of unused imports won't have any impacts on the compiled code. Is it just to reduce clutter and to avoid naming conflicts down the line?
...
When to Redis? When to MongoDB? [closed]
...ication needs.
For example, if you require a lot of querying, that mostly means it would be more work for your developers to use Redis, where your data might be stored in variety of specialized data structures, customized for each type of object for efficiency. In MongoDB the same queries might be ...
Access data in package subdirectory
...to get the path to the package, like this:
import os
this_dir, this_filename = os.path.split(__file__)
DATA_PATH = os.path.join(this_dir, "data", "data.txt")
print open(DATA_PATH).read()
share
|
i...
Passing a function with parameters as a parameter?
Is it possible to pass a javascript function with parameters as a parameter?
7 Answers
...
Why is there a `null` value in JavaScript?
...sn't really "why is there a null value in JS" - there is a null value of some sort in most languages and it is generally considered very useful.
The question is, "why is there an undefined value in JS". Major places where it is used:
when you declare var x; but don't assign to it, x holds undefin...