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CTO Language Statements
What are Business Network Model CTO Language Statements? Business Network Model CTO language supports 8 types of statements. namespace - The "namespace" statement declares a namespace as the prefix for all data types defined in this CTO file. The "namespace" statement has the same syntax as the "nam... 2021-08-04, ∼1378🔥, 1💬

Connect to Local Playground Server
How to connect to my local Hyperledger Composer Playground Server? When your local Hyperledger Composer Playground Server is started, it listens to the 8080 port by default. So you can connect to the server with a Web browser on the local system, using the following address: http://localhost:8080 If... 2021-02-17, ∼1378🔥, 0💬

Objectives of WYFA tutorials
What are the objectives of WYFA (Writing Your First Application) tutorials? Objectives of WYFA (Writing Your First Application) tutorials provided at hyperledger-fabric.readthedocs .ioWebsite are: 1. Setting up a development environment. Our application needs a network to interact with, so we’ll get... 2020-03-15, ∼1378🔥, 0💬

Main Interfaces to Communicate with Ledger Peer
What are Main Interfaces to Communicate with a ledger peer on a hyperledger fabric network? There are 3 Main Interfaces to Communicate with a ledger peer on a hyperledger fabric network. 1. Peer CLI - The Peer CLI is a Command Line Interface (CLI) provided as part of the Hyperledger Fabric distribut... 2020-01-21, ∼1378🔥, 0💬

"PeerAdmin@hlfv1" - Peer Admin Access Card
What is Peer Admin Access Card "PeerAdmin@hlfv1"? "PeerAdmin@hlfv1" is a special Business Network Card that has special permission to deploy new Business Network to the peer node, "peer0.org1.example.com" in your Hyperledger Composer Developer Environment? "PeerAdmin@hlfv1" card can be created with ... 2020-07-14, ∼1375🔥, 0💬

Contents of Hyperledger Fabric Binary Package
What contents are included in the Hyperledger Fabric Binary Package? Here is the directory list of the Hyperledger Fabric Binary Package: $ cd ~/hyperledger-binaries/fabric- samples$ ls -l -rw-rw-r-- 1 fyicenter 597 Apr 1 23:01 CODE_OF_CONDUCT.md -rw-rw-r-- 1 fyicenter 961 Apr 1 23:01 CONTRIBUTING.m... 2020-01-21, ∼1375🔥, 0💬

Deploy Business Network Archive (BNA) to Playground
How to deploy a Business Network Archive (BNA) file to Hyperledger Composer Playground? If you have an existing Business Network Archive (BNA) file that contains a Hyperledger Composer Business Network application, you can follow this tutorial to deploy it to the Hyperledger Composer Playground. 1. ... 2020-12-15, ∼1372🔥, 0💬

Fabric CA Client Wallet
Where is the Fabric CA Client Wallet that stores identities and certificates used to access the Fabric CA Server? The Fabric CA Client Wallet is stored in the "msp" sub-directory in the $FABRIC_CA_CLIENT_HOME directory or the default location of $HOME/.fabric-ca-client. The Fabric CA Client Wallet h... 2019-09-27, ∼1372🔥, 0💬

Turn on Orderer Peer Operation RESTful API
How to Turn on Orderer Peer Operation RESTful API? You can follow this tutorial to Turn on Orderer Peer Operation RESTful API. 1. Update Docker Compose YAML file, docker-compose-default.yaml to override the "operations" settings: $ cd fabric-orderer $ vi docker-compose-default.yaml # Copyright (c) F... 2019-05-14, ∼1372🔥, 0💬

Install Node.js Application Dependencies
What is Install Node.js Application Dependencies? Since the applications are written with Hyperledger Fabric Node.js SDK Isabella needs to install some dependencies, which are listed in the package.json file. (isabella)$ cd ~/hyperledger-binaries/fabric- samples(isabella)$ cd commercial-paper/organi... 2019-12-02, ∼1371🔥, 0💬

Requirements for Registering New Identities
What are requirements for Registering New Identities? With the Fabric CA Client tool, you can register new identities on the Fabric CA Server, if you meet the following requirements: 1. You, as the registrar, must have an identity in your wallet that has the "hf.Registrar.Roles" attribute with a val... 2019-09-16, ∼1370🔥, 0💬

Reinstall Chaincode on WYFA Network
How to Reinstall Chaincode on the WYFA (Writing Your First Application) network? You can follow these steps to Reinstall Chaincode on the WYFA (Writing Your First Application) network. 1. Try to install "fabcar" chaincode again. You may see an error, if the chaincode is already installed. $ docker e... 2020-02-29, ∼1369🔥, 0💬

Verify the WYFA Network
How to Verify the Hyperledger Fabric Network to run the WYFA (Writing Your First Application) tutorial? You can follow these steps to verify the Hyperledger Fabric Network to run the WYFA (Writing Your First Application) tutorial. 1. Connect to the CLI container: $ docker exec -it cli bash bash-4.4#... 2020-02-29, ∼1367🔥, 0💬

What Is Basic Sample Business Network
What is Basic Sample Business Network? Basic Sample Business Network is the "Hello World" of Hyperledger Composer samples, which demonstrates the core functionality of Hyperledger Composer by changing the value of an asset. Basic Sample Business Network supports the following business object types: ... 2020-12-22, ∼1361🔥, 0💬

Pull Hyperledger Fabric Orderer Image
How to Pull Hyperledger Fabric Orderer Image from docker hub? You can follow this tutorial to Pull Hyperledger Fabric Orderer Image from docker hub. 1. Check the Docker local repository: $ docker image list | grep fabric-orderer hyperledger/fabric-orderer latest ec4ca236d3d4 2 weeks ago 173MB hyperl... 2019-09-04, ∼1361🔥, 0💬

Steps of Setting Up Ledger Peer
What are major steps to Set Up an Ledger Peer on a Hyperledger Fabric network? Here are major steps to Set Up an Ledger Peer (also called Peer Node) on a Hyperledger Fabric network. Pulling the Hyperledger Fabric peer images from docker hub. Creating the organization your peer node belongs to. Confi... 2019-05-14, ∼1361🔥, 0💬

"configtx.yaml" Environment Configuration File
What is the "configtx.yaml" Environment Configuration File? "configtx.yaml" is a Configuration File used to control the Hyplerledger Composer development environment. It is located in the "composer" sub-directory: $ cd fabric-dev-servers/fabric-scri pts/hlfv12/composer$ ls -l -rw-r--r-- 1 fyicenter ... 2020-07-22, ∼1358🔥, 0💬

Start basic-network for PaperNet
How to Start basic-network for PaperNet? I want to follow commercial-paper Tutorials. You can follow this tutorial to start basic-network and make it ready to build PaperNet. 1. Start basic-network : $ cd ~/hyperledger-binaries/fabric- samples/basic-network$ ./start.sh ... Creating ca.example.com ..... 2019-12-19, ∼1357🔥, 0💬

Watch Peer Container Log
How to watch the log file of Peer Container Log? You can follow this tutorial to watch the log file of a peer container: 1. Set up a new terminal on the hosting system to follow the log file of the "peer0.org1.example.com" container: $ docker logs --tail 10 -f peer0.org1.example.com [gossip.comm] fu... 2020-07-07, ∼1355🔥, 0💬

Hyperledger Related Terminology
Hyperledger Related Terminology: Asset - An Asset is a data object with a unique identifier. The content of an asset can be anything from a simple numeric value to a complex data object. For example, an asset can represent a financial asset, like a bank account in a bank system. Blockchain - A Block... 2020-01-21, ∼1354🔥, 0💬

CORE_PEER_* Environment Variables on BYFN CLI
What is the default peer and how to change it on the BYFN CLI container? On the BYFN CLI container, you can manage other peer nodes with the "peer" command. When you run a "peer" command, it will connect to the default peer node define by these environment variables: CORE_PEER_ADDRESS=peer0.org1.e xa... 2020-09-30, ∼1350🔥, 0💬

Basic Sample Business Network - Home Page
What is on the Basic Sample Business Network home page? You can follow this tutorial to see what's on the Basic Sample Business Network home page. 1. Run Web browser and go to: composer-playground.mybluemix. net. 2. Click on "Let's Blockchain!" to skip the welcome page. 3. Click "Get Started -&g... 2020-12-22, ∼1349🔥, 0💬

"byfn.sh generate" - Generate BYFN Configuration
How to run "byfn.sh generate" to Generate BYFN Network Configuration? You can follow this tutorial to run "byfn.sh generate" to Generate BYFN Network Configuration with default values. The "./byfn.sh generate" command automatically calls: "../bin/cryptogen" to generate certificates, and "../bin/conf... 2020-05-05, ∼1349🔥, 0💬

buy.js - Application to Buy Paper
What is the Application to Buy Paper, buy.js? buy.js is a client application using the Hyperledger Fabric Node.js SDK library to invoke the buy() function of the papercontract running on the PaperNet. 1. View buy.js source code: (balaji)$ cd ~/hyperledger-binaries/fabric- samples(balaji)$ cd commerc... 2019-11-08, ∼1349🔥, 0💬

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Blockchain Container EPUB General HTML JSON Microsoft Node.js PHP Python RSS Tools Visual Studio Web