note

1. cmdline
$ go run cmdline/main.go

2. env
$ go run env/main.g

3. setAndWrite
$ go run setAndWrite/main.go

4. sliceOfStruct
$ cd sliceOfStruct/
$ go run main.go
$ cd ..

5. unmarshal
$ go run unmarshal/main.go

6. watch
$ go run watch/main.go

7. etcd
    a. enable etcd with version2
    $ etcd --enable-v2=true

    b. install etcdkeeper and open on port 50051
    $  etcdkeeper/etcdkeeper -p 50051

    c. set config.yml to etcd "/config/config.yml"
    
    d. check app_name
    $ go run etcd/main.go 

    e. run http server on port 8080
    $  go run etcd/runtime/main.go

    f. change config.yml on etcdkeeper and check the change on http://127.0.0.1:8080/

8 pipelineProtobuf
$ cd pipelineProtobuf/server
$ go run server.go

$ cd pipelineProtobuf/client
$ go run client.go