cassidoo

export default function usePromise(api) {
  const [state, dispatch] = useReducer(
    (state, action) => {
      switch (action.type) {
        case 'LOADING':
          return { ...state, loading: true }
        case 'RESOLVED':
          return { ...state, loading: false, response: action.response, error: null }
        case 'ERROR':
          return { ...state, loading: false, response: null, error: action.error }

aerrity

console.log('Client-side code running');

const button = document.getElementById('myButton');
button.addEventListener('click', function(e) {
  console.log('button was clicked');

  fetch('/clicked', {method: 'POST'})
    .then(function(response) {
      if(response.ok) {
        console.log('click was recorded');

Zearin

NOTE: This is a question I found on StackOverflow which I’ve archived here, because the answer is so effing phenomenal.

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Q: How can I make a chain of function decorators in Python?

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If you are not into long explanations, see [Paolo Bergantino’s answer][2].