How to upload Bulk file in rails 3 application
 If you want to upload bulk file in rails application just follow the following steps   1) create a rails application       rails new bulk_upload   2) Add passenger in your gem file      gem 'passenger'   Now try to start with your rails application with the command    passenger start   by default it will run on port number 3000   Now if you try to upload bulk files lets just say more than 500 mb or 800 mb you will get an error in the time of uploading like   [ error] 4840#0: *557 client intended to send too large body: 94672000 bytes, client: 127.0.0.1, server: _, request: "POST /XXX HTTP/1.1", host: "localhost:3000"   so this not error of you application this is the error thrown by passenger and ngnix which is responsible to run passenger    First uninstall using purge to remove even configuration files and records:    apt-get purge nginx nginx-common nginx-full   Then reinstall it   apt-get install nginx     If above doesn't work for you you can als...