<< < 48 49 50 51 52 53 54 55 56 57 58 > >>   ∑:1482  Sort:Date

Reinstall Node.js Required Modules
How to reinstall Node.js Required Modules with the new version of npm? After installing the latest version of "node" and "npm" with "nvm", you can reinstall Node.js Required Modules to run Node.js client applications again the WYFA network. 1. Remove all files in "node_modules": $ cp ~/hyperledger-b...
2020-01-04, ∼1460🔥, 0💬

orderer.yaml - Orderer Peer Configuration File
What is the Orderer Peer Configuration File, orderer.yaml? The Orderer Peer Configuration File, orderer.yaml, provides settings to control the behavior of the Orderer peer. You can take a copy of the orderer.yaml provided in Fabric binary and sample package: $ cd fabric-orderer $ cp ~/hyperledger-bi...
2019-09-04, ∼1459🔥, 0💬

Peer Node Log File Location
Where are Peer Node Log Files located? Log files of the Hyperledger Composer peer node in the Docker container that runs the peer node. You can use these commands find peer node log files: 1. Find the container id of the peer node: $ docker ps | grep peer 6bc4e52f82d0 hyperledger/fabric-peer:x86_64 -...
2020-12-02, ∼1458🔥, 0💬

Build "hello" Image from Alpine
How to Build my "hello" Docker image from the Alpine image? I want the container to print "Hello!" in the console. If you want to build a new Docker image, you can try to build it with the Alpine image as its base as shown in this tutorial. 1. Create a "Dockerfile" file with 2 instructions: fyicente...
2019-02-19, ∼1457🔥, 0💬

Start Fabric CA Server Natively
How to Start Fabric CA Server Natively? You can follow this tutorial to Start Fabric CA Server Natively. 1. Shutdown existing Fabric CA Server or any process (or docker container) that is using port 7054. $ docker ps | grep fabric-ca hyperledger/fabric-ca:amd64-1. 4.0Up 9 days 0.0.0.0:7054-&gt;7...
2019-10-18, ∼1450🔥, 0💬

PyMySQL Package by pypi.org
How to use "pymysql" module from PyMySQL Package produced by pypi.org? "pymysql" is a Python module in the PyMySQL package provided by pypi.org for MySQL database connection. "pymysql" implements "PEP 249 -- Python Database API Specification v2.0" at https://www.python.org/dev/pep s/pep-0249/. You c...
2021-09-09, ∼1449🔥, 0💬

Issue to Install "npm 5.x" on Ubuntu 18
Why I can only install "npm 3.5.2" on Ubuntu 18? If you are running Ubuntu 18, the default "apt install npm" command will only insatlle "npm 3.5.2: $ sudo apt install npm ... installing the "npm" package $ sudo apt install npm Reading package lists... Done Building dependency tree Reading state info...
2021-04-04, ∼1448🔥, 0💬

WYFA (Writing Your First Application)
Where to find tutorials on WYFA (Writing Your First Application) Network? I need help to follow the document provided at hyperledger-fabric.readthedocs .ioWebsite. Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on WYFA (Writing Your First Applica...
2020-03-15, ∼1447🔥, 0💬

papercontract.js - PaperNet Chaincode (Smart Contract)
What is the PaperNet Chaincode (Smart Contract), papercontract.js? papercontract.js is the chaincode (or smart contract) for the PaperNet written in Node.js language. 1. View papercontract.js source code: (magnetocorp admin)$ cd ~/hyperledger-binaries/fabric- samples(magnetocorp admin)$ cd commercia...
2019-12-02, ∼1446🔥, 0💬

Remove Older Versions Chaincode Containers
How to Remove Older Versions Chaincode Containers after the chaincode instance is upgraded? After a chaincode instance is upgraded, chaincode containers of the old version are still running on the Docker Engine. You can follow this tutorial to remove them. 1. List all chaincode containers: $ docker ...
2020-08-13, ∼1443🔥, 0💬

Fabric Network without CA Server
Can I run a Hyperledger Fabric Network without Fabric CA Server? Yes, you can run a Hyperledger Fabric Network without Fabric CA Server. In that case, you have to manage PKI certificate services manually For example, you need to do the following manually to add a new user to access your ledger peer:...
2019-10-18, ∼1442🔥, 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, ∼1440🔥, 0💬

Install Docker Static Package on Windows 10
How to install Docker static package on Windows 10? If you have trouble installing Docker Desktop for Windows 10, you want to try the static command line version of Docker CE (Community Edition) as shown in this tutorial. 1. Go to https://download.docker.com/wi n/static/. 2. Click and open "Stable &...
2023-01-30, ∼1440🔥, 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, ∼1439🔥, 0💬

"docker image inspect" - Inspect Image
How to Inspect an Image in the local repository with "docker image inspect" command? You can get more information from an image using the "docker image inspect" command with a given image name or ID: fyicenter$ docker image inspect hello-world [ { "Id": "sha256:fce289e99eb9bca977dae1 36fbe2a82b6b7d4c...
2019-03-31, ∼1439🔥, 0💬

What Is Hyperledger Composer Playground
What Is Hyperledger Composer Playground? Hyperledger Composer Playground is a Web browser based tool that allows you to build and test your hyperledger application quickly. Hyperledger Composer Playground is part of the Hyperledger Composer tool set, which is designed to help you to build and test a...
2021-12-28, ∼1435🔥, 0💬

start.sh - Start basic-network
How to run start.sh script to start the Hyperledger Fabric example network, basic-network? You can follow this tutorial to run start.sh script to start the Hyperledger Fabric example network, basic-network. 1. Stop existing Hyperledger Fabric Networks on your local host by stopping all Docker contai...
2020-04-25, ∼1434🔥, 0💬

"composer card" Commands
What can I do with "composer card" command? "composer card" commands are part of the Composer CLI command set. It allows you to manage access cards stored in the Composer Wallet, which is located at "~/.composer/cards" directory. Here is the syntax of the "composer card" commands: $ composer card he...
2020-07-22, ∼1432🔥, 0💬

Add Identity using JSON String
How to add a new identity using a JSON string? You can follow this tutorial to add a new identity using a JSON string. 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, ∼1432🔥, 0💬

"first-network" - Building Your First Network
What is BYFN (Build Your First Network)? BYFN (Build Your First Network) is a tutorial provided in the Hyperledger Fabric "Samples, Binaries and Docker Images" package provided at http://bit.ly/2ysbOFE . After installing the binary package, the BYFN tutorial is located at ~/hyperledger-binaries/fabr...
2020-05-05, ∼1431🔥, 0💬

"docker container logs" - Fetch Logs
How to fetch log messages from a container with the "docker container logs" command? Most Docker container applications print log messages to its console to report statuses and debug information. You can fetch log messages from a container with the "docker container logs" command at any time, even a...
2019-04-29, ∼1431🔥, 0💬

Auto-Start of Required Chaincode Container
Why a chaincode container is automatically started? A chaincode container will be automatically started, if a chaincode is invoked and the chaincode container's peer is a required peer for the chaincode. Let's continue with the previous tutorial to see this behavior. 6. Stop the chaincode container ...
2020-07-03, ∼1430🔥, 2💬

💬 2020-07-03 chelseaclark: Creative Bioarray provides a rapid, high-throughput slide scanning service for different kinds of application. The whole slide s...

ERROR(NCX-001) - NCX identifier Not Match
How to fix the "ERROR(NCX-001) - NCX identifier ... does not match OPF identifier ..." error? When you validate a EPUB 2.0 package with EpubCheck, you may see the following error: C:\fyicenter&gt; java -jar epubcheck.jar Error-NCX-ID-Not-Match-2.0.epu bValidating using EPUB version 2.0.1 rules. ...
2022-11-04, ∼1428🔥, 0💬

Pull Hyperledger Fabric Peer Image
How to Pull Hyperledger Fabric Peer Image from docker hub? You can follow this tutorial to Pull Hyperledger Fabric Peer Image from docker hub. 1. Check the Docker local repository: $ docker image list | grep fabric-peer hyperledger/fabric-peer latest a1e3874f338b 3 weeks ago 178MB hyperledger/fabric...
2019-05-10, ∼1428🔥, 0💬

<< < 48 49 50 51 52 53 54 55 56 57 58 > >>   ∑:1482  Sort:Date