Artur
Artur

`Redis#exists(key)` will return an Integer in redis-rb 4.3. `exists?` returns a boolean, you should use it instead. To opt-in to the new behavior now you can set Redis.exists_returns_integer = true....
``` sudo nginx -t nginx: [emerg] unknown directive "passenger_root" in /etc/nginx/conf.d/passenger.conf:1 nginx: configuration file /etc/nginx/nginx.conf test failed ``` ``` nginx -V nginx version: nginx/1.4.6 (Ubuntu) built by gcc 4.8.2 (Ubuntu...