Hyperledger

leader peer 是peer之間動態選舉選出的 endorsing peer 預設為每個peer都是，安裝chaincode後，實例化設定policy可以有變化 committing peer 預設為每個peer都是 https://medium.com/@kctheservant/transactions-in-hyperledger-fabric-50e068dda8a9 https://stackoverflow.com/questions/52893818/difference-between-endorsing-peer-and-committing-peer-in-hyperledger-fabric/52894994

https://github.com/worldsibu/hurley#readme

https://docs.covalentx.com/article/73-code-samples

https://hackernoon.com/hyperledger-composer-is-deprecated-kuzqu31cb

https://medium.com/@kctheservant http://www.ledgertech.biz/kcarticles.html =========== https://hyperledger-fabric.readthedocs.io/en/release-1.4/tutorials.html