Some website errors are quick and easy fixes, but others are out of your hands We'll explainHandling 404 Errors¶ We're handling validation errors and invalid JSON errors The last big thing is to properly handle 404 errors In showAction and updateAction, we're throwing a special type of exception class to trigger a 404 response But in reality, the 404 Why does my JavaScript code receive a "No 'AccessControlAllowOrigin' header is present on the requested resource" error, while Postman does not?
404 Error Pages That Will Make You Smile By Ema Kaminsky Medium