{"action":"created","issue":{"url":"https://api.github.com/repos/miguelgrinberg/flasky/issues/81","labels_url":"https://api.github.com/repos/miguelgrinberg/flasky/issues/81/labels{/name}","comments_url":"https://api.github.com/repos/miguelgrinberg/flasky/issues/81/comments","events_url":"https://api.github.com/repos/miguelgrinberg/flasky/issues/81/events","html_url":"https://github.com/miguelgrinberg/flasky/issues/81","id":110786014,"number":81,"title":"flash message shows up again using back button ","user":{"login":"harrywang","id":595772,"avatar_url":"https://avatars.githubusercontent.com/u/595772?v=3","gravatar_id":"","url":"https://api.github.com/users/harrywang","html_url":"https://github.com/harrywang","followers_url":"https://api.github.com/users/harrywang/followers","following_url":"https://api.github.com/users/harrywang/following{/other_user}","gists_url":"https://api.github.com/users/harrywang/gists{/gist_id}","starred_url":"https://api.github.com/users/harrywang/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/harrywang/subscriptions","organizations_url":"https://api.github.com/users/harrywang/orgs","repos_url":"https://api.github.com/users/harrywang/repos","events_url":"https://api.github.com/users/harrywang/events{/privacy}","received_events_url":"https://api.github.com/users/harrywang/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":8,"created_at":"2015-10-10T10:24:34Z","updated_at":"2015-10-19T13:51:50Z","closed_at":null,"body":"According to Flask docs: \"The flashing system basically makes it possible to record a message at the end of a request and access it next request and only next request.\"\r\n\r\nWhen I change my profile in Flasky, I see the following flash message:\r\n\r\n![screenshot 2015-10-10 06 20 14](https://cloud.githubusercontent.com/assets/595772/10410683/46f2a39c-6f17-11e5-8814-093ec7abb639.png)\r\n\r\nThen I click home, and use the back button of the browser to go back, the message is still there (or shows up again), which is not correct. Is there a way to force the message to show up only once?\r\n\r\nThanks!!"},"comment":{"url":"https://api.github.com/repos/miguelgrinberg/flasky/issues/comments/149219155","html_url":"https://github.com/miguelgrinberg/flasky/issues/81#issuecomment-149219155","issue_url":"https://api.github.com/repos/miguelgrinberg/flasky/issues/81","id":149219155,"user":{"login":"harrywang","id":595772,"avatar_url":"https://avatars.githubusercontent.com/u/595772?v=3","gravatar_id":"","url":"https://api.github.com/users/harrywang","html_url":"https://github.com/harrywang","followers_url":"https://api.github.com/users/harrywang/followers","following_url":"https://api.github.com/users/harrywang/following{/other_user}","gists_url":"https://api.github.com/users/harrywang/gists{/gist_id}","starred_url":"https://api.github.com/users/harrywang/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/harrywang/subscriptions","organizations_url":"https://api.github.com/users/harrywang/orgs","repos_url":"https://api.github.com/users/harrywang/repos","events_url":"https://api.github.com/users/harrywang/events{/privacy}","received_events_url":"https://api.github.com/users/harrywang/received_events","type":"User","site_admin":false},"created_at":"2015-10-19T13:51:50Z","updated_at":"2015-10-19T13:51:50Z","body":"Thanks, @miguelgrinberg "}}