delegation Questions
2
Solved
I have the following function to access a property's delegate. It uses Kotlin reflection to get a property's name and Java reflection to get the field.
fun Any.getDelegate<T>(prop: KProperty...
Unknot asked 3/7, 2015 at 4:1
1
Solved
I have seen few similar questions, but none had explained why delegation is limited to interfaces?
Most of the time in practice we have something that has actually no interface at all, it is a cla...
Withy asked 24/9, 2017 at 7:8
2
Solved
I know that you can't use the delegated property syntax in Java, and won't get the convenience of "overriding" the set/get operators as in Kotlin, but I'd still like to use an existing property del...
Warnerwarning asked 17/7, 2017 at 23:53
1
Solved
I'm trying to extend, in Java, a Kotlin delegating class and get the following error:
Cannot inherit from final 'Derived'
See code below.
What I'm trying to do is decorate a method of a class...
Vallonia asked 18/7, 2017 at 11:47
2
I have a project that depends heavily on delegation and composition in Kotlin. Delegating properties is a breeze, but conceptually I'm not completely sure how to achieve delegation for functions in...
Geiss asked 25/6, 2017 at 10:52
4
Solved
What is the difference between Strategy pattern and Delegation pattern (not delegates)?
Toffee asked 3/8, 2009 at 21:55
2
Solved
http://jsfiddle.net/walkerneo/QqkkA/
I've seen many questions here either asking about or being answered with event delegation in javascript, but I've yet to see, however, how to use event delegat...
Threnody asked 28/3, 2012 at 19:46
7
Solved
If you try this snippet on desktop, everything works. Whenever you try it on iPad, it won't do anything.
$('body').on('click', '#click', function() {
alert("This alert won't work on iPad");
...
Olfe asked 15/4, 2012 at 19:9
1
Solved
when using a Builder Pattern why shouldn't I reuse the builder-object to access the object configuration?
For example:
Normal way:
ObjectA(ObjectBuilder b) {
this.a = b.getA();
}
public Object g...
Dashed asked 7/9, 2016 at 15:12
2
Solved
Can someone please provide some insight as to when to use delegation via DelegateClass (e.g. Seller < DelegateClass(Person)) and when to use class inheritance (e.g. Seller < Person) in ruby? ...
Ardussi asked 6/8, 2016 at 21:44
1
Solved
I have a protocol that acts as a delegate between one view and another.
The protocol looks (something like) this:
protocol MyProtocol: class {
func functionOne()
}
And the protocol is implemen...
Countess asked 16/7, 2016 at 2:25
1
Solved
I'm teaching myself JS and trying to avoid jQuery until my JS skills are better.
Goal: add an eventlistener, for click event, to all the divs of a certain class. Have all the child nodes of that c...
Rafael asked 6/3, 2016 at 19:3
6
Solved
What is the general idea of a delegate in C++? What are they, how are they used and what are they used for?
I'd like to first learn about them in a 'black box' way, but a bit of information on the...
Strickman asked 5/3, 2012 at 14:18
4
Solved
Here's the problem html:
<ul id="update-list">
<li class="update" onclick="window.location('some_url')">
<h2> some header </h2>
<p> som...
Vescuso asked 18/8, 2010 at 5:40
3
Solved
On page 65 and 66 of Java Concurrency in Practice Brian Goetz lists the following code:
@ThreadSafe
public class DelegatingVehicleTracker {
private final ConcurrentMap<String, Point> locatio...
Haematin asked 4/11, 2015 at 21:51
3
As part of an RPG game back-end, I want to be able to apply temporary effects to the characters. The nature of these effects could vary quite a lot, but I want to keep the method of defining them v...
Ominous asked 9/10, 2015 at 23:19
2
Solved
I read this link of Stroustrup with the following code:
class X {
int a;
public:
X(int x) { if (0<x && x<=max) a=x; else throw bad_X(x); }
X() :X{42} { }
X(string s) :X{lexical_c...
Fir asked 17/10, 2015 at 10:31
2
Solved
How do I partial delegate methods/fields in Kotlin?
To be specific: here I am trying to inherit class User from interface TraitA and implement field marked: Boolean in the wrapper StateA. That wo...
Brendon asked 17/6, 2015 at 21:8
2
Solved
I am playing around with iBeacons implementing CoreLocation methods inside AppDelegate.swift (methods are implemented in AppDelegate to ensure App Background Capabilities)
In a SingleView applicat...
Wellfixed asked 21/3, 2015 at 3:4
3
Would someone please explain the difference between forwarding and delegation? They seem similar, but I haven't been able to find a good definition of forwarding, so I'm not sure I really understan...
Toe asked 19/10, 2011 at 2:45
1
Solved
Is there any possibility to implicitly forward some of class methods to encapsulated object?
case class Entity(id: Int, name: String,) {
private lazy val lastScan = new LastScan
def getLastScan...
Unionist asked 20/11, 2014 at 9:19
1
Solved
I need to delegate event to newly created elements, I need to attach handler to their creation event. Something similar to: onCreate
I do not want to bind the event to the element after the creati...
Mcclelland asked 17/7, 2012 at 7:54
2
Solved
my ASP.NET web application uses windows authentication on our intranet. I want it to be able to make a server-side http request to another server on the same domain that also requires windows authe...
Oiler asked 2/12, 2010 at 11:53
4
Solved
I need to create a base class that implements several interfaces with lots of methods, example below.
Is there an easier way to delegate these method calls without having to create a horde of dupl...
Rough asked 28/12, 2010 at 14:36
3
I have following CS code snippet:
class Ctrl
constructor: (@security) ->
...
isAuthenticated: -> @security.isAuthenticated()
which is translated to following JS:
Ctrl = (function() {
...
Cambrel asked 16/3, 2014 at 19:21
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