Trending questions in Blockchain

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Installing Multichain on Linux

To install Multichain in Linux, you first ...READ MORE

Mar 1, 2019 in Blockchain by Joshi
 • 2,686 views
0 votes
2 answers

Truffle compile: Cant find module error

You can install babel-register and try again. ...READ MORE

Feb 19, 2019 in Blockchain by Loki
 • 4,808 views
0 votes
1 answer

Not able to install truffle-contract

There’s a permission error. Run this command ...READ MORE

Jan 23, 2019 in Blockchain by Omkar
 • 69,180 points • 4,252 views
0 votes
1 answer

How to add peer to ethereum private network?

To connect a node to already existing ...READ MORE

Jan 22, 2019 in Blockchain by Omkar
 • 69,180 points • 4,237 views
0 votes
1 answer

How many peers in fabric network need to endorse a transaction?

The number of peers required to endorse ...READ MORE

Jan 31, 2019 in Blockchain by Omkar
 • 69,180 points • 3,863 views
0 votes
1 answer

Solidity Error: Exceeds block gas limit

Remove the line norpc:true and change the ...READ MORE

Jan 24, 2019 in Blockchain by Omkar
 • 69,180 points • 4,150 views
0 votes
1 answer

Not able to install truffle

This error occurs when there are permission ...READ MORE

Jan 29, 2019 in Blockchain by Omkar
 • 69,180 points • 3,868 views
0 votes
1 answer

How to increase speed of block generation in Multichain?

It could be because of the script ...READ MORE

Mar 1, 2019 in Blockchain by Omkar
 • 69,180 points • 2,446 views
0 votes
1 answer

How to make any node connect to multichain?

You can change the configuration of the ...READ MORE

Mar 1, 2019 in Blockchain by Omkar
 • 69,180 points • 2,416 views
0 votes
1 answer

Installing Ethereum on Windows

You can install Ethereum on windows using ...READ MORE

Feb 28, 2019 in Blockchain by Raman
 • 2,451 views
0 votes
1 answer

How to change default rpc port in Multichain?

You can use a different port. When ...READ MORE

Mar 1, 2019 in Blockchain by Omkar
 • 69,180 points • 2,354 views
0 votes
1 answer

Private ethereum network account balance is zero

There are two reasons due to which ...READ MORE

Jan 28, 2019 in Blockchain by Omkar
 • 69,180 points • 3,711 views
+2 votes
2 answers

How can I traverse the blocks of transactions in hyperledger fabric?

For hyperledger fabric you can use query ...READ MORE

May 8, 2018 in Blockchain by Rachel
 • 7,537 views
0 votes
1 answer

geth attach command showing error: bind: address already in use

Seems like there is already a geth instance ...READ MORE

Jan 16, 2019 in Blockchain by Omkar
 • 69,180 points • 4,188 views
0 votes
1 answer

How to run a Javascript in truffle console?

There are two ways to do this. You ...READ MORE

Jan 24, 2019 in Blockchain by Omkar
 • 69,180 points • 3,827 views
0 votes
1 answer

How to install Multichain in Windows?

There’s nothing as “installing” multichain in Windows. ...READ MORE

Mar 1, 2019 in Blockchain by Rohit
 • 2,254 views
0 votes
1 answer

How to detect if an ethereum address is an ERC20 token contract?

There are many possible ways to achieve ...READ MORE

Sep 25, 2018 in Blockchain by Christine
 • 15,750 points • 9,049 views
+1 vote
2 answers

Can I invoke a chaincode function from the chaincode itself?

Here's an example on how you can ...READ MORE

May 7, 2019 in Blockchain by Shir
 • 5,375 views
0 votes
1 answer

What is the purpose of Blockchain Technology?

Purpose of Blockchain Technology: A blockchain technology is ...READ MORE

Jul 18, 2018 in Blockchain by Mohini
 • 260 points • 12,074 views
0 votes
1 answer

How to call a payable contract function from truffle console?

You can use a contract function, on ...READ MORE

Jan 24, 2019 in Blockchain by Omkar
 • 69,180 points • 3,716 views
–1 vote
1 answer

Problem adding peers to Ethereum private network

Seems like you have not created the ...READ MORE

Jan 23, 2019 in Blockchain by Omkar
 • 69,180 points • 3,792 views
0 votes
1 answer

How to ensure data privacy in Hyperledger Fabric?

There are different ways data privacy in ...READ MORE

Jan 31, 2019 in Blockchain by Omkar
 • 69,180 points • 3,388 views
–1 vote
1 answer

How to connect two different nodes in private ethereum network?

To connect two nodes, you can use ...READ MORE

Jan 10, 2019 in Blockchain by Omkar
 • 69,180 points • 4,296 views
+1 vote
5 answers

Does Hyperledger remove asset actually remove anything?

Hyperledger remove asset doesn't actually "remove" the ...READ MORE

Jun 19, 2018 in Blockchain by charlie_brown
 • 7,720 points • 6,002 views
0 votes
1 answer

Hyperledger Fabric: Error: Error getting chaincode code chaincode: cannot find package

In the startFabric.sh launch the cli container ...READ MORE

Nov 12, 2018 in Blockchain by Omkar
 • 69,180 points • 6,742 views
0 votes
1 answer

Install testrpc on Linux

You can install testrpc using npm $ npm install ...READ MORE

Feb 28, 2019 in Blockchain by Chandu
 • 2,043 views
0 votes
2 answers

Hyperledger byfn: could not assemble transaction: ProposalResponsePayloads do not match

This is because you have not installed ...READ MORE

Nov 20, 2018 in Blockchain by Omkar
 • 69,180 points • 5,189 views
–1 vote
1 answer

Geth miner not working

Hi. miner.start() gives no output. So, when the output ...READ MORE

Jan 17, 2019 in Blockchain by Omkar
 • 69,180 points • 3,916 views
+1 vote
4 answers

What is hf.Registrar.Roles in fabric-ca-client command?

The "hf.Registrar.Roles" attribute is used to control ...READ MORE

Jul 11, 2018 in Blockchain by slayer
 • 29,370 points • 5,386 views
0 votes
1 answer

How to change default network port in Multichain?

Yes, you can the default port. You ...READ MORE

Mar 1, 2019 in Blockchain by Omkar
 • 69,180 points • 1,909 views
0 votes
1 answer

How to install Drizzle on Linux?

You can install drizzle on windows using ...READ MORE

Feb 28, 2019 in Blockchain by Raj
 • 1,899 views
0 votes
1 answer

Different ways of using multichain runtime parameters

There are two more ways of using ...READ MORE

Mar 1, 2019 in Blockchain by Omkar
 • 69,180 points • 1,822 views
0 votes
1 answer

Blockchain secret sharing

Blockchain has many methods to provide data ...READ MORE

Feb 12, 2019 in Blockchain by Omkar
 • 69,180 points • 2,530 views
0 votes
1 answer

What are off-chain transactions?

An off-chain transaction is the movement of ...READ MORE

Feb 13, 2019 in Blockchain by Omkar
 • 69,180 points • 2,509 views
0 votes
1 answer

Truffle dev says my function is not a function

It seems you are using truffle v5. ...READ MORE

Jan 24, 2019 in Blockchain by Omkar
 • 69,180 points • 3,308 views
0 votes
1 answer

HyperLedger Fabric and Multichain - difference & different use cases

MULTICHAIN: It is a Permissioned Blockchain. It doesn't implement ...READ MORE

Dec 28, 2018 in Blockchain by Omkar
 • 69,180 points • 4,454 views
0 votes
1 answer

How to select a single account in Ganache?

When you use web3, selecting a single ...READ MORE

Feb 5, 2019 in Blockchain by Omkar
 • 69,180 points • 2,796 views
0 votes
1 answer

Multichain: Make every miner participate in the validation.

By default 30% is the minimum number ...READ MORE

Mar 1, 2019 in Blockchain by Omkar
 • 69,180 points • 1,685 views
0 votes
1 answer

Not able to connect nodes on Ethereum Private Network using bootnodes.

If you have created the private network ...READ MORE

Jan 27, 2019 in Blockchain by Omkar
 • 69,180 points • 3,096 views
0 votes
1 answer

Too many forks while using Multichain

You have changed the configuration to increase ...READ MORE

Mar 1, 2019 in Blockchain by Omkar
 • 69,180 points • 1,671 views
0 votes
1 answer

Do the orderers see the transaction data in Hyperledger Fabric?

No, the orderers do not see the ...READ MORE

Feb 4, 2019 in Blockchain by Omkar
 • 69,180 points • 2,784 views
0 votes
2 answers

Hyperledger-fabric : chaincode deploy connection error "addrConn.resetTransport failed to create client"

I have your problem too,  PLEASE HELP ...READ MORE

Feb 28, 2019 in Blockchain by Hyperledger hater
 • 4,211 views
–1 vote
1 answer

How to get balance of all accounts in ethereum network using javascript?

You can write a function that will ...READ MORE

Jan 10, 2019 in Blockchain by Omkar
 • 69,180 points • 3,874 views
+1 vote
2 answers

Peer chaincode instantiation timeout expired

Hey, i think you made a slight ...READ MORE

Sep 19, 2018 in Blockchain by digger
 • 26,740 points • 5,046 views
–1 vote
1 answer

Miner in Ethereum Private network is hanging

Looking at your commands again, I figured ...READ MORE

Jan 17, 2019 in Blockchain by Omkar
 • 69,180 points • 3,485 views
0 votes
1 answer

How to run multichain with no permissions?

Multichain by default runs on multichain protocol. ...READ MORE

Mar 1, 2019 in Blockchain by Omkar
 • 69,180 points • 1,581 views
+1 vote
1 answer

Hyperledger Fabric: Got permission denied Docker daemon socket at unix:///var/run/docker.sock

You are getting this error probably because ...READ MORE

Nov 19, 2018 in Blockchain by Omkar
 • 69,180 points • 5,938 views
0 votes
1 answer

Security threat principles for Blockchain

These are some steps to prevent/eliminate security threats ...READ MORE

Feb 13, 2019 in Blockchain by Omkar
 • 69,180 points • 2,275 views
+1 vote
1 answer

geth: Fatal: Failed to read genesis file: open “/home/edureka/privatechain/”: no such file or directory

Use this: geth --datadir ./data init ./custom_genesis.json READ MORE

Dec 6, 2018 in Blockchain by Omkar
 • 69,180 points • 5,181 views
+3 votes
2 answers

How to validate bitcoin address?

I found these 2 scripts online: Javascript: <html> <head> <script type="text/javascript" ...READ MORE

Aug 17, 2018 in Blockchain by slayer
 • 29,370 points • 9,714 views
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