Testing high performance HTTP "Hello World" servers.
gem install eventmachine http_parser.rb
ruby ruby/server.rb
brew install node
node node/server.js
brew install go
export GOROOT=/usr/local/Cellar/go/r60.1
cd go
make
./hellod
Install Leiningen from https://github.com/technomancy/leiningen
cd clj ; lein run
brew install erlang
brew install rebar
cd erlang; ./shell
# in shell
> application:start(hello).
ab -n 10000 -c 100 http://localhost:8080/
or 8081 or 8082...