GET a bunch of stuff and swallow failures

PromiseAll.js

const getAndIgnoreFail = (fn) => {
  return fn.catch(err => []);
};

Promise.all([
  getAndIgnoreFail(axios.get('whatever')),
  getAndIgnoreFail(axios.get('whatever2')),
  getAndIgnoreFail(axios.get('whatever3')),
  ...
]).then(([whatever1, whatever2, whatever3, ...]) => {
  // do something with your results
}).catch(err => {
  // your error handling...
});