callback Archives - IT Nursery

I’ve got the following class in TypeScript: class CallbackTest { public myCallback; public doWork(): void { //doing some work... this.myCallback(); //calling callback } ...

May 27, 2022
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How to remove all callbacks from a Handler?

I have a Handler from my sub-Activity that was called by the main Activity. This Handler is used by sub-classes to postDelay some ...

May 22, 2022
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When to use React setState callback

When a react component state changes, the render method is called. Hence for any state change, an action can be performed in the ...

May 21, 2022
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jQuery pass more parameters into callback

Is there a way to pass more data into a callback function in jQuery? I have two functions and I want the callback ...

May 21, 2022
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Rails: #update_attribute vs #update_attributes

obj.update_attribute(:only_one_field, 'Some Value') obj.update_attributes(field1: 'value', field2: 'value2', field3: 'value3') Both of these will update an object without having to explicitly tell ActiveRecord to ...

May 20, 2022
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Callback after all asynchronous forEach callbacks are completed

As the title suggests. How do I do this? I want to call whenAllDone() after the forEach-loop has gone through each element and ...

May 18, 2022
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What is the purpose of willSet and didSet in Swift?

Swift has a property declaration syntax very similar to C#’s: var foo: Int { get { return getFoo() } set { setFoo(newValue) } ...

May 17, 2022
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