callback Archives - Page 2 of 3

Pass correct “this” context to setTimeout callback?

How do I pass context into setTimeout? I want to call this.tip.destroy() if this.options.destroyOnHide after 1000 ms. How can I do that? if ...

May 17, 2022
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How to make a function wait until a callback has been called using node.js

I have a simplified function that looks like this: function(query) { myApi.exec('SomeCommand', function(response) { return response; }); } Basically i want it to ...

May 16, 2022
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Create a custom callback in JavaScript

All I need to do is to execute a callback function when my current function execution ends. function LoadData() { alert('The data has ...

May 13, 2022
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JavaScript: Passing parameters to a callback function

I’m trying to pass some parameter to a function used as callback, how can I do that? This is my try: function tryMe(param1, ...

May 12, 2022
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How to explain callbacks in plain english? How are they different from calling one function from another function?

How to explain callbacks in plain English? How are they different from calling one function from another function taking some context from the ...

May 9, 2022
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Callback functions in C++

In C++, when and how do you use a callback function? EDIT: I would like to see a simple example to write a ...

May 8, 2022
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Difference between array_map, array_walk and array_filter

What exactly is the difference between array_map, array_walk and array_filter. What I could see from documentation is that you could pass a callback ...

May 8, 2022
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Aren’t promises just callbacks?

I’ve been developing JavaScript for a few years and I don’t understand the fuss about promises at all. It seems like all I ...

May 4, 2022
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How to return value from an asynchronous callback function? [duplicate]

This question already has answers here: How to return the response from an asynchronous call (43 answers) Closed 7 years ago. This question ...

May 1, 2022
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How do I create delegates in Objective-C?

I know how delegates work, and I know how I can use them. But how do I create them? 19 s 19 An ...

April 22, 2022
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