大约有 40,700 项符合查询结果（耗时：0.0588秒） [XML]
Android ListView not refreshing after notifyDataSetChanged
My ListFragment code
11 Answers
11
...
ASP.NET MVC Razor pass model to layout
What I see is a string Layout property. But how can I pass a model to layout explicitly?
11 Answers
...
Calling C++ class methods via a function pointer
...
Read this for detail :
// 1 define a function pointer and initialize to NULL
int (TMyClass::*pt2ConstMember)(float, char, char) const = NULL;
// C++
class TMyClass
{
public:
int DoIt(float a, char b, char c){ cout << "T...
What is the Windows version of cron? [closed]
...
share
|
improve this answer
|
follow
|
edited Jun 27 '16 at 20:08
...
When would you use delegates in C#? [closed]
...t handlers (for GUI and more)
Starting threads
Callbacks (e.g. for async APIs)
LINQ and similar (List.Find etc)
Anywhere else where I want to effectively apply "template" code with some specialized logic inside (where the delegate provides the specialization)
...
Using a dispatch_once singleton model in Swift
...stant
class Singleton {
static let sharedInstance = Singleton()
}
This approach supports lazy initialization because Swift lazily initializes class constants (and variables), and is thread safe by the definition of let. This is now officially recommended way to instantiate a singleton.
Class...
Pickle or json?
I need to save to disk a little dict object whose keys are of the type str and values are int s and then recover it . Something like this:
...
Case insensitive comparison NSString
Can anyone point me to any resources about case insensitive comparison in Objective C? It doesn't seem to have an equivalent method to str1.equalsIgnoreCase(str2)
...
what is reverse() in Django
...sometimes, I see in some templates reverse() . I am not quite sure what this is but it is used together with HttpResponseRedirect. How and when is this reverse() supposed to be used?
...
Java: Calling a super method which calls an overridden method
...
The keyword super doesn't "stick". Every method call is handled individually, so even if you got to SuperClass.method1() by calling super, that doesn't influence any other method call that you might make in the future.
That means there is no direct way to call SuperClass.metho...