Can you explain more or less how you would make it work. Pseudo code

On Mar 6, 9:16 am, Andrew Leach <[email protected]> wrote:
> On Mar 6, 2:58 pm, Ivan <[email protected]> wrote:
>
>
>
> > What i managed to do is call the function on load time then again when
> > i need to use it. Kind of redundant but it works
>
> That's because of the asynchronicity. You're effectively pre-fetching
> the data and it's arrived by the time you need it. Although it appears
> it works for you at the moment, it may not work if you change your
> code, and it definitely won't work in all cases.
>
> The correct way to handle an asynchronous service is with a callback
> function.
>
> Andrew
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