大约有 45,000 项符合查询结果（耗时：0.0536秒） [XML]
Real-world examples of recursion [closed]
... are lots of mathy examples here, but you wanted a real world example, so with a bit of thinking, this is possibly the best I can offer:
You find a person who has contracted a given contageous infection, which is non fatal, and fixes itself quickly( Type A) , Except for one in 5 people ( We'll call...
C# : 'is' keyword and checking for Not
... (there's no IsNot operator).
You can build an extension method that does it:
public static bool IsA<T>(this object obj) {
return obj is T;
}
and then use it to:
if (!child.IsA<IContainer>())
And you could follow on your theme:
public static bool IsNotAFreaking<T>(this ...
TortoiseGit not showing icon overlays
I have been using TortoiseGit for almost a full year now. It has been working very well for me until yesterday, when I encountered a problem. I was deleting a folder when Windows Explorer sort of crashed on me (it hung on "discovering items") for over an hour, then I restarted the system.
...
What does “zend_mm_heap corrupted” mean
All of the sudden I've been having problems with my application that I've never had before. I decided to check the Apache's error log, and I found an error message saying "zend_mm_heap corrupted". What does this mean.
...
Use underscore inside Angular controllers
...
When you include Underscore, it attaches itself to the window object, and so is available globally.
So you can use it from Angular code as-is.
You can also wrap it up in a service or a factory, if you'd like it to be injected:
var underscore = angular...
Keyword not supported: “data source” initializing Entity Framework Context
I'm initializing Entity Framework Object context, and this gives me the keyword not supported error:
6 Answers
...
What is a raw type and why shouldn't we use it?
...ence type that is formed by taking the name of a generic type declaration without an accompanying type argument list.
An array type whose element type is a raw type.
A non-static member type of a raw type R that is not inherited from a superclass or superinterface of R.
Here's an example to ill...
Saving an Object (Data persistence)
...pickle module in the standard library.
Here's an elementary application of it to your example:
import pickle
class Company(object):
def __init__(self, name, value):
self.name = name
self.value = value
with open('company_data.pkl', 'wb') as output:
company1 = Company('banan...
What is a “slug” in Django?
...read Django code I often see in models what is called a "slug". I am not quite sure what this is, but I do know it has something to do with URLs. How and when is this slug-thing supposed to be used?
...
Undefined reference to static class member
... need to actually define the static member somewhere (after the class definition). Try this:
class Foo { /* ... */ };
const int Foo::MEMBER;
int main() { /* ... */ }
That should get rid of the undefined reference.
shar...