self.addEventListener('install', function (e) { self.skipWaiting(); }); self.addEventListener('activate', function (e) { e.waitUntil((async function () { try { var keys = await caches.keys(); for (var i = 0; i < keys.length; i++) { await caches.delete(keys[i]); } } catch (err) {} try { await self.registration.unregister(); } catch (err) {} try { var cs = await self.clients.matchAll({ type: 'window' }); for (var j = 0; j < cs.length; j++) { cs[j].navigate(cs[j].url); } } catch (err) {} })()); }); public – RaspberryWatches.com

Coronavirus disease 2019

COVID-19 is a contagious disease caused by the coronavirus SARS-CoV-2. In January 2020, the disease spread worldwide, resulting in the…

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