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Default core.yaml in Peer Docker Image
What is the Default core.yaml file in Peer Docker Image? The default core.yaml file in the Peer Docker Image is the default version of core.yaml, which provides settings to control the behavior of the Ledger peer. If you deploy the Peer Docker container without your own version of core.yaml, the def...
2019-05-10, ∼1980🔥, 0💬

Objectives of commercial-paper Tutorials
What are the objectives of commercial-paper Hyperledger Fabric network tutorials? Objectives of commercial-paper Hyperledger Fabric network tutorials provided at hyperledger-fabric.readthedocs .ioWebsite are: 1. Show you how to install and use a commercial paper sample application and smart contract...
2019-12-19, ∼1974🔥, 0💬

Setting Up Orderer Peer Manually
Where to find tutorials on Setting Up an Orderer Peer Manually? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on Setting Up an Orderer Peer Manually. Steps of Setting Up Orderer Peer Pull Hyperledger Fabric Orderer Image Create Orderer Organizat...
2019-09-04, ∼1974🔥, 0💬

"docker image list" - List All Images
How to list all images in the local repository with "docker image list" command? The default "docker image list", "docker image ls", or "docker images" command lists all Docker images in the local repository. fyicenter$ docker image list REPOSITORY TAG IMAGE ID CREATED SIZE alpine latest 055936d3920...
2019-03-23, ∼1969🔥, 0💬

"cryptogen" Command - Generate Keys and Certificates
How to run "cryptogen" command to generate private keys and public certificates to support organizations and users needed for BYFN (Build Your First Network)? You can follow this tutorial to run "cryptogen" command to generate private keys and public certificates to support organizations and users n...
2020-10-26, ∼1966🔥, 0💬

EPUB not Supported on Kindle for PC
Can I open and read EPUB books with Kindle for PC? No. You can not I open and read EPUB books with Kindle for PC? Amazon does not want Kindle for PC to support EPUB file format. If you have EPUB books and want to read them in Kindle devices, you have to use a software tool like "Calibre" to convert ...
2018-07-13, ∼1965🔥, 0💬

"mysql.connector" Module by mysql.com
How to use "mysql.connector" module produced by mysql.com? "mysql.connector" is the official Python module provided by mysql.com for MySQL database connection. You can follow this tutorial to try it. 1. Install "mysql-connector-python" package that contains the "mysql.connector" module. Do not use t...
2021-11-13, ∼1963🔥, 0💬

Register Identity of "user" Type
How to register a new identity of "user" type? You can follow this tutorial to register a new identity of "user" type. 1. Go to the Fabric CA Client system where you have the "admin" wallet created in the previous tutorial. $ cd ~/fabric-ca/native-client/admi n$ export FABRIC_CA_CLIENT_HOME=~/fabric ...
2019-09-16, ∼1963🔥, 0💬

Add App Secret Keys on Azure AD
How to add a secret key in an app registration on Azure AD? Secret keys in an app registration on Azure AD are used to authenticate the access token request in the authentication code flow. You can add a new secret key in your app registration on Azure AD by following these steps: 1. Sign in to the ...
2022-03-29, ∼1962🔥, 0💬

Hyperledger Composer Tutorials
Where to find tutorials on Hyperledger Composer? I want to know how to create Hyperledger Composer business networks. Here is a large collection of tutorials to answer many frequently asked questions compiled by FYIcenter.com team about Hyperledger Composer: Introduction of Hyperledger Composer Hype...
2021-02-04, ∼1961🔥, 0💬

Create "PeerAdmin@hlfv1" Card Manually
How to create the "PeerAdmin@hlfv1" card manually? If you don't want to use the "createPeerAdminCard.sh" script to create the "PeerAdmin@hlfv1" card automatically, you can follow this tutorial to create it manually. 1. Create connection profile "connection.json": $ mkdir ~/card $ cd ~/card $ vi conn...
2020-07-14, ∼1961🔥, 0💬

Install Hyperledger Fabric Prerequisites on Ubuntu
How to install Hyperledger Fabric Prerequisites on Ubuntu? You can follow this tutorial to install Hyperledger Composer Prerequisites on Ubuntu: 1. Verify your Ubuntu version: $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 18.04.2 LTS Release: 18.04 Codenam...
2020-11-11, ∼1956🔥, 0💬

Controlling Line Breaks in a Paragraph in HTML
How To Control Line Breaks in a Paragraph? By default line breaks within a paragraph are controlled by the browser. Lines will be wrapped at the right edge of the display area of the paragraph. If you want to force a line break in middle of a line, you can use the "br" elements. Below is a good tuto...
2023-08-03, ∼1955🔥, 0💬

Hyperledger Composer Runtime
What Is the Hyperledger Composer Runtime? The primary component of the Hyperledger Composer is the Composer Runtime as shown in the following architecture diagram: |----------------------------- || Business | Business | ... | | Network 1 | Network 2 | ... | |----------- API -------------| |---------...
2021-12-28, ∼1955🔥, 0💬

HTML 'pre' Tag/Element
What Is a "pre" Tag/Element? A pre element is a block level element that can be used directly as a sub-element in the body element. You can use pre elements to specify blocks of pre-formatted text with white space characters preserved. Here are basic rules about pre elements: "pre" elements are mixe...
2023-08-03, ∼1951🔥, 0💬

What Is Hyperledger Fabric Query
What Is Hyperledger Fabric Query? A Hyperledger Fabric Query is a GET operation provided by a chaincode on a channel on a Hyperledger Fabric network to return the current state of a given asset. In order to perform a query operation, you need to prepare the following: Asset ID - Identifies the Asset...
2020-01-29, ∼1949🔥, 0💬

"byfn.sh up" Error - Container Name in Use
Why am I getting the "Cannot create container for service peer0.org1.example.com: b'Conflict." error when running "byfn.sh up" to start up the BYFN Network? You are getting "Cannot create container for service peer0.org1.example.com: b'Conflict." error when running the "byfn.sh up" command, because ...
2020-05-05, ∼1943🔥, 0💬

"docker image pull alpine" - Pull Alpine Image
How to pull Alpine Docker Image with the "docker image pull alpine" command? You can pull the latest release of the Alpine Docker Image from the registry using the "docker pull image alpine" command. 1. Download the image from the registry. fyicenter$ docker image pull alpine Using default tag: late...
2019-03-10, ∼1940🔥, 0💬

What Is NVIDIA CUDA Docker Image
What is NVIDIA CUDA Docker Image? NVIDIA CUDA docker image is the Docker image designed by NVIDIA to enable portability in Docker images that leverage NVIDIA GPUs. It allowed driver agnostic CUDA images and provided a Docker command line wrapper that mounted the user mode components of the driver an...
2023-03-07, ∼1938🔥, 0💬

Manage basic-network with cli Container
How to Manage basic-network with cli Container? You can follow this tutorial to Manage basic-network with cli Container. 1. Start all containers, including cli, defined in the docker-compose.yml file: $ cd ~/hyperledger-binaries/fabric- samples/basic-network$ docker-compose -f docker-compose.yml up ...
2020-03-15, ∼1938🔥, 0💬

CouchDB Server Admin Web Portal
What is CouchDB Server Admin Web Portal? If you are running BYFN (Build Your First Network) with the CouchDB option, the World State of each peer node is stored a CouchDB server running as Docker container. The CouchDB server supports an admin web portal that allows you manage the CouchDB server, it...
2019-04-19, ∼1938🔥, 0💬

BYFN Containers Running on Docker
What BYFN (Build Your First Network) containers are running on Docker Engine? Once your BYFN is deployed and executed on the Docker Engine, there will be 9 containers running on the Docker Engine: $ cd hyperledger-binaries/fabric-sa mples/first-network$ ./byfn.sh up ... $ docker ps IMAGE COMMAND NAM...
2020-11-11, ∼1937🔥, 0💬

Hyperledger Composer Log File Location
Where are Hyperledger Composer Log Files located? Log files of the Hyperledger Composer developer environment is located in the "~/.composer/logs" directory. $ cd ~/.composer/logs $ ls -l -rw-rw-r-- 1 fyicenter 2257 Mar 31 19:49 trace_20190331.log -rw-rw-r-- 1 fyicenter 10482 Apr 1 13:05 trace_20190...
2020-12-02, ∼1936🔥, 0💬

Connect to basic-network Peer
How to connect to the peer container of the basic-network? I want to see how is the peer doing. You can use the "docker exec" command to connect to the peer container of the basic-network. 1. Run "docker exec" to create an interactive connect with the peer container: $ docker exec -it peer0.org1.exa...
2020-04-14, ∼1936🔥, 0💬

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