An intro to Service Workers
– W3C Specification
Short answer: Deprecated
Long answer: AppCache is a Douchebag
http://alistapart.com/article/application-cache-is-a-douchebag
– caniuse.com
// Synchronous
try {
var value = myFunction();
console.log(value);
} catch(err) {
console.error(err);
}
// Promise
myFunction()
.then(function(value) {
console.log(value);
})
.catch(function(err) {
console.error(err);
});
// jQuery AJAX
$.get('/some.json').done(function(data, status, xhr) {
console.log(data);
});
// Fetch API
fetch('/some.json').then(function(response) {
console.log(response);
})