more detail explanation

2017-10-31 12:04:10 +08:00 · 2017-10-31 12:04:10 +08:00 · db3fe41ad8
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@ -17,6 +17,9 @@ A blockchain implementation in Go, as described in these articles:
    go get github.com/richardweiyang/blockchain_go

 ## Create file `main.go`
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+source code
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 ```go
 package main