sinatra_programs % git init
Initialized empty Git repository in /Users/takaaki/repos/sinatra_programs/.git/
sinatra_programs % git add .
sinatra_programs % git ci -m "Initial commit"
Created initial commit 3b18ec3: Initial commit
 2 files changed, 8 insertions(+), 0 deletions(-)
 create mode 100644 config.ru
 create mode 100644 myapp.rb
sinatra_programs(master)  % heroku create --remote
Created http://high-mountain-16.heroku.com/ | git@heroku.com:high-mountain-16.git
Git remote heroku added
sinatra_programs(master)  % cat .git/config 
[core]
	repositoryformatversion = 0
	filemode = true
	bare = false
	logallrefupdates = true
	ignorecase = true
[remote "heroku"]
	url = git@heroku.com:high-mountain-16.git
	fetch = +refs/heads/*:refs/remotes/heroku/*
sinatra_programs(master)  % heroku list