NodeJS: Settimeout in prototypes

I recently started using NodeJS, but when I do

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I'm getting errors such as:

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What's the best way to do this?

My current solution is like this:

var that = this;
setTimeout(function()
{
 that.myMethod();
}, 3000);

you can use the old that=this trick, or use bind, since it's sure to work in node.js:

setTimeout(this.myOtherMethod.bind(this), 10);