Most viewed questions in Blockchain

0 votes
1 answer

Can I fork an existing blockchain?

You know it's important to realize what ...READ MORE

Aug 31, 2018 in Blockchain by Christine
 • 15,790 points • 794 views
0 votes
1 answer

How to open bitcoin-qt wallet with bitcoinj?

I found this issue solved at the ...READ MORE

Aug 24, 2018 in Blockchain by slayer
 • 29,370 points • 794 views
0 votes
0 answers

Hyperledger Fabric: Average & Max Price FabCar

Hey, I'm using the fabcar project  (https://github.com/IBM/blockchain-application-using-fabric-java-sdk). I ...READ MORE

Mar 1, 2020 in Blockchain by pablobonet
 • 120 points • 793 views
0 votes
1 answer

Why hyperledger REST server has PUT method?

Actually, with the PUT method, you don't ...READ MORE

Jul 19, 2018 in Blockchain by aryya
 • 7,460 points • 793 views
0 votes
0 answers

I got stuck in Blockchain Course. Please Help Me!

Please help me I got stuck in ...READ MORE

Sep 6, 2020 in Blockchain by Arcadius
 • 120 points • 792 views
+1 vote
1 answer

When is the Transmission of new blocks happen between nodes of the network?

When a block is mined, it is ...READ MORE

Mar 27, 2018 in Blockchain by Johnathon
 • 9,090 points • 792 views
0 votes
1 answer

Not able to send Ethereum transaction

Hey, Change this line: await crowdsale.sendTransaction({value, from: buyer, gas: ...READ MORE

Sep 24, 2018 in Blockchain by slayer
 • 29,370 points • 790 views
0 votes
1 answer

How to download the full blocks (with transactions) directly and in parallel from the connected nodes in NodesGroup?

 just got informed, that NBitcoin currently does ...READ MORE

Jul 31, 2018 in Blockchain by Shashank
 • 10,400 points • 790 views
0 votes
1 answer

Why do people prefer mining Litecoin over Bitcoin?

The main reason people prefer mining Litecoin ...READ MORE

Sep 21, 2018 in Blockchain by slayer
 • 29,370 points • 789 views
0 votes
0 answers

How do we increase the amount of gas?

Jun 25, 2019 in Blockchain by Neha Agarwal
 • 788 views
0 votes
1 answer

How proof work prevents rebuilding of blockchain?

POS has the same idea as POW. ...READ MORE

Jul 24, 2018 in Blockchain by Shashank
 • 10,400 points • 788 views
0 votes
1 answer

Network issue while testing Chaincode.

You can do the following things: You can ...READ MORE

Jul 3, 2018 in Blockchain by Omkar
 • 69,220 points • 787 views
0 votes
1 answer

Why is off-chain transaction used?

Though on-chain transactions secure data, off-chain transactions ...READ MORE

Feb 13, 2019 in Blockchain by Omkar
 • 69,220 points • 786 views
0 votes
1 answer

How can I create a feeless ERC-20 token?

You can't have another address pay for ...READ MORE

Aug 7, 2018 in Blockchain by Perry
 • 17,100 points • 786 views
0 votes
1 answer

Can I use inherited contract in artifacts.require() statement?

Yes, this code will work just fine. ...READ MORE

Jul 27, 2018 in Blockchain by digger
 • 26,740 points • 786 views
0 votes
1 answer

difference between running docker image in and outside of vagrant

Most people recommend to run docker containers ...READ MORE

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 784 views
0 votes
1 answer

Hyperledger Fabric : How to initialise a 2D array in .cto file?

You could try something like this, with ...READ MORE

Oct 30, 2018 in Blockchain by Omkar
 • 69,220 points • 783 views
0 votes
1 answer

restarting bitcoin tesnet docker container, error flag '-ti'

`docker ps -a' shows you the containers, ...READ MORE

Sep 7, 2018 in Blockchain by Prakash
 • 783 views
0 votes
1 answer

How do I access the github repository for deploying blockchain on bluemix?

You start with creating a new project. ...READ MORE

Jul 11, 2018 in Blockchain by Shashank
 • 10,400 points • 783 views
0 votes
0 answers

Network Parameter and additional node info file in R3 corda?

Is that network parameter and additional node ...READ MORE

Jun 21, 2019 in Blockchain by anonymous
 • 782 views
0 votes
1 answer

Hyperledger fabric ./byfn.sh -m up command hangs during execution

Run the following command: sudo docker stop $(docker ...READ MORE

Jul 30, 2018 in Blockchain by slayer
 • 29,370 points • 782 views
0 votes
0 answers

Does the crypto wallet "Exodus" reveal your IP Address?

I've read that "SPV Wallets," also called ...READ MORE

Apr 4, 2022 in Blockchain by Rahul
 • 9,680 points • 781 views
0 votes
1 answer

How ordering nodes synchronize work?

To prevent time-based retention and prevent expiring ...READ MORE

Jul 3, 2018 in Blockchain by Omkar
 • 69,220 points • 781 views
0 votes
1 answer

Where actual blockchain state data stored : in memory , in file or in database?

Bitcoin nodes keep the raw block data ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 780 views
0 votes
1 answer

How can I store picture in hypereldger channel?

Design of relationships between assets, participants and ...READ MORE

Aug 21, 2018 in Blockchain by Perry
 • 17,100 points • 779 views
0 votes
1 answer

python-bittrex missing positional arguments

Looking at the source code from ericsomdahl/python-bittrex For the buy_limit function ...READ MORE

Sep 6, 2018 in Blockchain by slayer
 • 29,370 points • 778 views
0 votes
1 answer

Where to store the data of decentralized applications??

Every blockchain is developed in a differnet ...READ MORE

Apr 21, 2018 in Blockchain by Perry
 • 17,100 points • 778 views
+1 vote
1 answer

How is Blockchain used for provenance purposes?

Let me tell you how Blockchain could ...READ MORE

Apr 4, 2018 in Blockchain by Shashank
 • 10,400 points • 777 views
0 votes
1 answer

Ethereum Smart Contract Blocking

Since transactions from a block are executed ...READ MORE

Apr 12, 2022 in Blockchain by Rahul
 • 9,680 points • 776 views
0 votes
1 answer

What is Blockchain?

Understanding Blockchain: Like Galia Benartzi says: Blockchain is ...READ MORE

Jun 29, 2018 in Blockchain by Omkar
 • 69,220 points • 776 views
+1 vote
1 answer

Can Blocks be reorganized in the blockchain?

In practical applications, invalid transactions can not ...READ MORE

Jul 18, 2018 in Blockchain by Varun
edited Aug 3, 2018 by Omkar • 776 views
0 votes
1 answer

How to create Quorum rawTransaction?

Unfortunately this capability is not currently supported ...READ MORE

Aug 17, 2018 in Blockchain by Shashank
 • 10,400 points • 775 views
0 votes
1 answer

Can we protect a Private Blockchain with a Public Blockchain and how?

I have recently reviewed Exonum framework  and ...READ MORE

Jun 19, 2018 in Blockchain by Perry
 • 17,100 points • 775 views
0 votes
1 answer

NPM Error While Installing Lisk Dependencies

Meet the lib sodium fails. You're using node ...READ MORE

Jun 19, 2018 in Blockchain by charlie_brown
 • 7,720 points • 775 views
0 votes
1 answer

Smart contract limitations in Ethereum and Hyperledger Fabric

No, the contract cannot sign on behave of B. A ...READ MORE

Sep 11, 2018 in Blockchain by Christine
 • 15,790 points • 774 views
0 votes
1 answer

What happen to the mining fee for the blocks that are stale?

As I understood the forks of the ...READ MORE

Jun 4, 2018 in Blockchain by Shashank
 • 10,400 points • 774 views
0 votes
1 answer

Can there be different smart contract with same logic or a master contract with all configuration?

It depends on the complexity of the ...READ MORE

May 23, 2018 in Blockchain by Johnathon
 • 9,090 points • 774 views
0 votes
1 answer

Do I need to create a new validating peer once a new user join my network.?

Hyperledger has evolved a lot. The updated ...READ MORE

May 10, 2018 in Blockchain by Johnathon
 • 9,090 points • 774 views
0 votes
1 answer

BITCOIN payments, OP_RETURN parameter

Try doing the server side via encrypted ...READ MORE

Mar 24, 2022 in Blockchain by Rahul
 • 9,680 points • 770 views
0 votes
1 answer

Cant set Remix IDE to work on testrpc

As I can see that you are ...READ MORE

Dec 11, 2018 in Blockchain by Omkar
 • 69,220 points • 770 views
0 votes
1 answer

Setting up Hyperledger Fabric Application with IBM Cloud.

You have to develop your "Client" application ...READ MORE

Nov 6, 2018 in Blockchain by Perry
 • 17,100 points • 770 views
0 votes
1 answer

Bitcoin transaction “amount is below the current minimum” error

I went through the code and the ...READ MORE

Aug 21, 2018 in Blockchain by slayer
 • 29,370 points • 770 views
0 votes
1 answer

Hyperledger Composer: How to query using string?

You can try this: query selectReading { ...READ MORE

Nov 9, 2018 in Blockchain by Omkar
 • 69,220 points • 768 views
0 votes
1 answer

Deploy API REST IBM Hyperledger Composer Blockchain (bad flag in substitute command: 'U' ERROR)

There is an error in that document. ...READ MORE

Jun 16, 2018 in Blockchain by charlie_brown
 • 7,720 points • 768 views
0 votes
1 answer

Blockchain POC on DApps in Java

You could be a little more specific ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 767 views
0 votes
1 answer

Can we store encrypted data into transaction?

Ethereum can store whatever bytes you want, ...READ MORE

Jul 17, 2018 in Blockchain by Christine
 • 15,790 points • 767 views
+1 vote
1 answer

How are blocks are mined and shared among all Validating Peers in the Hyperledger network.

Hyperledger peers neither mine the block nor ...READ MORE

Apr 7, 2018 in Blockchain by Christine
 • 15,790 points • 767 views
0 votes
2 answers

Passing AJAX GET results to location

Set a variable in global scope and ...READ MORE

Sep 4, 2018 in Blockchain by eddy
 • 766 views
0 votes
1 answer

How to solve "Failed to get identity 'admin'" error?

It seems like this error is caused ...READ MORE

Jul 13, 2018 in Blockchain by slayer
 • 29,370 points • 766 views
0 votes
1 answer

How to make transactions without creating assets in multichain?

To transfer your Mycoins, you can make ...READ MORE

Jul 3, 2018 in Blockchain by Omkar
 • 69,220 points • 766 views
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