大约有 47,000 项符合查询结果（耗时：0.0467秒） [XML]
MySQL high CPU usage [closed]
... Could you elaborate on how to Index a table please? Perhaps some link? I know it has been a while, but I am really new to this thing. Sorry fr the noobish question
– JayVDiyk
May 7 '17 at 11:06
...
All Ruby tests raising: undefined method `authenticate' for nil:NilClass
...er! function is part of Rails 3 (using the new devise feature, of which I know little about). If the app can't find the User model (either because of namespace issues or whatever reason) then the method will fail. The "enki" application you linked to is now a Rails 3 application. It could be expe...
ASP.NET MVC 3 Razor - Adding class to EditorFor
...
This should now be the accepted answer in my opinion.
– Manfred
Jul 18 '17 at 20:48
add a comment
...
Can you have multiple $(document).ready(function(){ … }); sections?
...
@AoP - I don't know how much sense that makes, if they are not executed in order, then they are completely meaningless within the context of the application, so using multiple $(document).ready( blocks would be broken altogether.
...
Testing service in Angular returns module is not defined
...xpected? It could or couldn't happen, but that is a liability in your code now that could be avoided, don't you think?
– foomip
May 19 '14 at 8:52
...
Change computer name for a TFS Workspace
...stem Administrator renamed my computer. So where it was "MyLaptop2" it is now just "MyLaptop".
15 Answers
...
Javascript - Track mouse position
...
Why tracking a value that you know for sure didn't change? I don't understand, unless it is a homework problem. With the event method, you can track every change of these values, then do a 100ms polling elsewhere if you need to handle these values for what...
convert_tz returns null
I know this sounds stupid, but when I use
9 Answers
9
...
Cast Double to Integer in Java
...r val = (myDouble == null)? null : Integer.valueOf(myDouble.intValue());
Now it works fine for most values. However integers have a very small range (min/max value) compared to a Double. On top of that, doubles can also hold "special values", that integers cannot:
1/0 = +infinity
-1/0 = -infini...
#pragma mark in Swift?
...
+1 for recommending extensions. Even with MARK working now, using extensions to group some kinds of semantically related code (especially protocol implementations) can still be useful. IMHO it reads a lot better to have your declaration of protocol conformance right next to the m...