Alex Reardon

The ‘middleware listener’ pattern: better asynchronous actions in Redux

For reference, here is a standard synchronous Redux action creator:

export const simpleAction = () => {
    return {
        type: actionTypes.PERFORM_SIMPLE_ACTION
    };
}

Performance optimisations for React applications: Round 2

Normalised state and connected components

Hi Dan Abramov I have been doing a lot of work in this space and I am hoping to finally put a blog together about it soon. The take away is that I too would recommend against denormalising state as it leads to issues (not performance related) at scale. I will leave the original blog as is because denormalising state is a valid option and does have…

Firstly, ‘tweetstorm’ is a great word and using it made me smile.

Thanks for your feedback Dan, thorough as always!

I will try to address your points from the tweetstorm:

shouldComponentUpdate() on a list component that checks every child isn’t very useful anyway.