Top "Blockchain" questions

A blockchain is an open, distributed ledger that can record transactions between two parties efficiently and in a verifiable and permanent way.

Why is Git not considered a "block chain"?

Git's internal data structure is a tree of data objects, wherein each objects only points to its predecessor. Each data …

git hash blockchain
ERROR: manifest for hyperledger/fabric-orderer:latest not found

I am trying to start up network using following command ./network_setup.sh up channel After running this command I …

docker docker-compose blockchain hyperledger hyperledger-fabric
PBFT algorithm in hyperledger

Can anyone explain PBFT Algorithm in detail without giving any link for the same? And how it works in hyperledger. …

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What's the difference between Hyperledger Fabric and Sawtooth?

Both Hyperledger Fabric and Hyperledger Sawtooth are platforms for building distributed ledger applications, supporting pluggable consensus mechanisms and smart contracts (…

blockchain hyperledger-fabric hyperledger
Send ERC20 token with web3

I'm currently using 0.2x.x version of Web3 Javascript API. I deployed my custom ERC20 token by creating smart contract …

javascript blockchain smartcontracts web3 erc20
python version conflict with json.dumps

I am a newb to python. I am running a script I got on the web : python file.py I …

python json blockchain pyenv
Truffle command not found after installation

I installed truffle through npm with the following: sudo npm install -g truffle but when I run truffle list on …

npm blockchain ethereum truffle
Why am I getting this error ? "Gas estimation errored with the following message (see below). The transaction > execution will likely fail"

Trying to test solidity using Remix IDE. I keep getting the error: Gas estimation errored with the following message (see …

blockchain ethereum smartcontracts remix
Query LOCAL Bitcoin blockchain with C# .NET

I am trying to check the balance of a given Bitcoin address by using ONLY the locally stored blockchain (downloaded …

c# .net bitcoin blockchain
ltdl.h Not found error while building chaincode

I am trying to build a chaincode by using go build. when i run Go build command its reporting .\hyperledger\…

go blockchain libtool hyperledger-fabric libltdl