大约有 40,000 项符合查询结果(耗时:0.0482秒) [XML]

https://stackoverflow.com/ques... 

Cross field validation with Hibernate Validator (JSR 303)

... fields; cross-field validation should be done at the class level. Additionally, the JSR-303 Section 2.2 preferred way to express multiple validations of the same type is via a list of annotations. This allows the error message to be specified per match. For example, validating a common form: @F...
https://stackoverflow.com/ques... 

Why isn't `int pow(int base, int exponent)` in the standard C++ libraries?

... of power functions (and others). C++11 [c.math] /11 states, after listing all the float/double/long double overloads (my emphasis, and paraphrased): Moreover, there shall be additional overloads sufficient to ensure that, if any argument corresponding to a double parameter has type double or an...
https://stackoverflow.com/ques... 

How do I use a custom deleter with a std::unique_ptr member?

...is solution is that it doubles the overhead of every unique_ptr (they must all store the function pointer along with the pointer to the actual data), requires passing the destruction function every time, it can't inline (since the template can't specialize to the specific function, only the signatur...
https://stackoverflow.com/ques... 

Restoring MySQL database from physical files

...mysql data directory is quick and easy, but figuring out, before that, why all my resoterd DBs seemed to have no tables took a bit longer. – Edurne Pascual Sep 26 '12 at 15:41 10 ...
https://stackoverflow.com/ques... 

How to use __doPostBack()

I'm trying to create an asyncrhonous postback in ASP.NET using __doPostBack() , but I have no idea how to do it. I want to use vanilla JavaScript. ...
https://stackoverflow.com/ques... 

ASP.NET MVC Razor pass model to layout

...have modeled your viewmodels a bit wrong if you have this problem. Personally I would never type a layout page. But if you want to do that you should have a base viewmodel that your other viewmodels inherits from and type your layout to the base viewmodel and you pages to the specific once. ...
https://stackoverflow.com/ques... 

How do I activate a virtualenv inside PyCharm's terminal?

...with multiple projects, each which might have a different virtualenv, I'd call the ".pycharmrc" file something different, and perhaps put it into the env directory itself. ~/pycharmenv/bin/terminalactivate sounds like a good option. – Chris Cogdon Mar 10 '14 at...
https://stackoverflow.com/ques... 

What's the pythonic way to use getters and setters?

... Try this: Python Property The sample code is: class C(object): def __init__(self): self._x = None @property def x(self): """I'm the 'x' property.""" print("getter of x called") return self._x @x.setter def x(self, value): print("sette...
https://stackoverflow.com/ques... 

How to match a String against string literals in Rust?

...ething else!"), } Note that you also have to explicitly handle the catch-all case. share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

How to get RelativeLayout working with merge and include?

... This is really easier, less hardcoded, and more optimized solution than packing <include/> into another layout. Think what would you do if you would work with lists. – teoREtik Feb 2 '12 at ...