== Requirements gem install sinatra gem install datamapper gem install sqlite3-ruby (ubuntu:$ apt-get install libsqlite3-dev libsqlite3-ruby) gem install do_sqlite3 == setup * To make your sqlite database: Solution 1: (By hand) mkdir db touch development.sqlite3 sqlite3 db/development.sqlite3 sqlite> CREATE TABLE todos (id INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT, summary VARCHAR(50) NOT NULL); Solution 2: (Auto) mkdir db then uncomment line 11,12 in todolist.rb for the first time to do automigrate == run ruby todolist.rb == enjoy http://localhost:4567