大约有 14,000 项符合查询结果（耗时：0.0407秒） [XML]
Is there a unique Android device ID?
...are, Android tablet or phone, so unique IDs based on hardware are not good ideas for TRACKING USERS
For TRACKING HARDWARE, this is a great idea
Software
Users can wipe/change their ROM if they are rooted
You can track users across platforms (iOS, Android, Windows, and Web)
The best want to TRACK...
What is “rvalue reference for *this”?
...avy_resource);
}
};
This may be a bit contrived, but you should get the idea.
Note that you can combine the cv-qualifiers (const and volatile) and ref-qualifiers (& and &&).
Note: Many standard quotes and overload resolution explanation after here!
† To understand how this works, a...
Changing column names of a data frame
...n't need paste("premium") (the call to paste is redundant) and it's a good idea to put spaces around <- to avoid confusion (e.g. x <- -10; if(x<-3) "hi" else "bye"; x).
share
|
improve this...
JPA OneToMany not deleting child
... Great initial explanation and good advice on orphanRemoval. Had no idea JPA didn't account for this type of removal. The nuances between what I know about Hibernate and what JPA actually does can be maddening.
– sma
May 29 '12 at 21:50
...
Apache POI Excel - how to configure columns to be expanded?
...
@StephenDillon Any idea how to fix the null pointer for font configuration ?
– Veeshal
Jul 16 at 17:03
...
ImportError: No module named six
...
I have no idea why some python module incorrectly list their dependencies. Maybe the author do not test installing the module in a chroot to validate the dependencies are correct.
– Sylvain Defresne
...
Creating a constant Dictionary in C#
...
Interesting idea! I'm wondering how good the Parse() call performs. I fear only a profiler can answer that one.
– David Schmitt
Dec 16 '08 at 10:02
...
How do I check if an HTML element is empty using jQuery?
...something
}
You can also make it into a jQuery plugin, but you get the idea.
share
|
improve this answer
|
follow
|
...
How to convert numbers between hexadecimal and decimal
...ed table of hex-to-decimal values.
Here is the code that illustrates that idea. My performance tests showed that it can be 20%-40% faster than Convert.ToInt32(...):
class TableConvert
{
static sbyte[] unhex_table =
{ -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
,-1,-1,-1,-1...
CreateElement with id?
...irst from my functions and I have not thought about updating. I think your idea is better and I will definitely change it. Thank you for that.
– Guja1501
Jul 3 '14 at 21:12
7
...