Can anyone pl开发者_如何学Cease explain event delegation in JavaScript and how is it useful?DOM event delegation is a mechanism of responding to ui-events via a single common parent rather than each c
In my application I need to implement touchBegan for the custom View that has been created . I haved added the following method to my custom view class.
I\'m trying to pas开发者_如何学JAVAs the current value of a variable when an a dynamically generated navigation \'node\' is clicked. This needs to just be an integer, but it always results in the last
can anyone explain to me what is happen开发者_JAVA技巧ing when a instance of a class declaring a static eventhandler will hold reference to other classes that have registered intent with the event han
If I set up multiple event handlers, like so: _webservice.RetrieveDataCompleted += ProcessData1; _webservice.RetrieveDataCompleted += 开发者_运维百科ProcessData2;
A client wants to have a lookup field for customer name found in a database as metadata on a Word document in a document library. They have a code which represents a group of customers and one of them
I have recently implemented an Action that toggles the enabled status of a business function.Whenever the user invokes the action I set a boolean flag: \"willEnable\" to determine whether the next inv
I want to disable a particular key press in .NET(both VB.NET & C#开发者_开发技巧.NET).``You can disable a key globally (for all applications) by writing a Global Key Hook, or just within your appl
i have set an ibaction(touch up inside) to uislider.when i slide th开发者_JS百科e slider and moves my finger up it is called twice.anyone knows about it? or if someone knows about how to call a method
We have a .net application that we didn\'t develop, but use.I can tell using reflector that this application has 1) a static variable in the form main form that is a reference to that \"main\" form an
加载中,请稍侯......