Latest questions in Blockchain

0 votes
0 answers

Blockchain and HyperLedger Fabric difference

While I was trying to understand blockchain ...READ MORE

Mar 3, 2022 in Blockchain by Soham
• 9,730 points
564 views
0 votes
0 answers

Blockchain and HyperLedger Fabric difference

While I was trying to understand blockchain ...READ MORE

Mar 3, 2022 in Blockchain by Soham
• 9,730 points

edited Mar 4 125 views
0 votes
0 answers

Can a blockchain be Centralised? Will it be called as Blockchain if it is centralised?

I was reading a lot of articles ...READ MORE

Mar 3, 2022 in Blockchain by Soham
• 9,730 points
689 views
0 votes
0 answers

hd wallet bip44 in js - how to create an address for a chain other than bitcoin?

I have a small script basically taken ...READ MORE

Mar 2, 2022 in Blockchain by Aditya
• 7,680 points
1,262 views
0 votes
0 answers

API - Convert Bitcoin Amount into USD with my Api

After apiv2.bitcoinaverage.com is not free anymore I ...READ MORE

Mar 2, 2022 in Blockchain by Aditya
• 7,680 points
1,195 views
0 votes
0 answers

Scrypt algorithm output doesn't match up as expected

I am trying to get my head ...READ MORE

Mar 1, 2022 in Blockchain by Soham
• 9,730 points
576 views
0 votes
0 answers

How to get Bitcoin value for corresponding USD value in ASP.NET C#?

I want to get the Bitcoin value ...READ MORE

Mar 1, 2022 in Blockchain by Soham
• 9,730 points
1,025 views
0 votes
0 answers

How to get AUD price of bitcoin at a particular date

I am trying to find out how ...READ MORE

Mar 1, 2022 in Blockchain by Soham
• 9,730 points
618 views
0 votes
0 answers

Blockchain API to determine transaction confirmations

I am trying to identify whether a ...READ MORE

Mar 1, 2022 in Blockchain by Soham
• 9,730 points
1,195 views
0 votes
1 answer

How exchanges (Binance, Coinbase) record user trade into blockchain

Merkle tree will allow us to multiplex ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,730 points
938 views
0 votes
1 answer

How can merkle trees help validate the content of a block in a blockchain

As long as they are centralized entities ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,730 points
1,409 views
0 votes
1 answer

JAVA Retrive current bitcoin price with JSON

You should start log Exceptions when you ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,730 points
1,329 views
0 votes
1 answer

Know which exchange or wallet is behind a BTC address?

To answer your question, due to each ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,730 points
6,736 views
0 votes
1 answer

Crypto Currency ICO process

To answer your question, only for the ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,730 points
889 views
0 votes
1 answer

Get amount of Bitcoins at an address with PHP

While checking the Coinbase address balance, the ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,730 points
800 views
0 votes
1 answer

(bitcoin) Calculate hash from getwork function - how to do it?

This is correct as there is a ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,730 points
1,071 views
0 votes
1 answer

Bitcoin Price that updates in specific Seconds

The better way to do so is ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,730 points
866 views
0 votes
1 answer

Bitcoin Core on external SSD in OS X

 In order to do so, assuming you ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,730 points
1,715 views
0 votes
1 answer

How To Get BTC Price on Binance from Binance API

In the Script environment for Apps, the ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,730 points
2,907 views
0 votes
1 answer

SHA256 Hash doesn't match the one listed on Bitcoin Wiki

The problem occurring here is that you ...READ MORE

Feb 28, 2022 in Blockchain by Soham
• 9,730 points
1,010 views
+1 vote
1 answer

Is it possible to store images on the Ethereum blockchain?

This is possible for your information but, ...READ MORE

Feb 24, 2022 in Blockchain by Aditya
• 7,680 points
2,281 views
0 votes
1 answer

On-Chain NFT: How to store a pixel image on the ethereum blockchain?

The images are usually not stored in ...READ MORE

Feb 24, 2022 in Blockchain by Aditya
• 7,680 points
1,451 views
0 votes
1 answer

Blockchain tutorials for double spending and signature verification

To answer your question, regardless of how ...READ MORE

Feb 24, 2022 in Blockchain by Aditya
• 7,680 points
933 views
0 votes
1 answer

What is a decentralized-distributed system? Why Blockchain is decentralized-distributed system?

The essential understanding of what Distributed systems ...READ MORE

Feb 24, 2022 in Blockchain by Aditya
• 7,680 points
891 views
0 votes
0 answers

How can I save the information that the contract stores in Blockchain to my laptop?

I have written a smart contract in ...READ MORE

Feb 23, 2022 in Blockchain by mehran

edited Mar 4 141 views
0 votes
0 answers

Blockchain Development Company

If you are one of those entrepreneurs ...READ MORE

Feb 7, 2022 in Blockchain by Olivia
• 120 points
506 views
0 votes
0 answers

how to fork a Ethereum chain

how to fork a Ethereum blockchain ? what ...READ MORE

Feb 4, 2022 in Blockchain by pawan

edited Mar 4 118 views
0 votes
0 answers

Uber like App on blockchain: The Project Model || How to build one ?

Suppose I wanna launch a uber-like carpooling ...READ MORE

Jan 27, 2022 in Blockchain by Saswata

edited Mar 4 130 views
0 votes
0 answers

how can i use blockchain?

Jan 7, 2022 in Blockchain by Edureka
• 13,680 points
515 views
0 votes
0 answers

how does blockchain work?

Jan 7, 2022 in Blockchain by Edureka
• 13,680 points
537 views
0 votes
1 answer

what is blockchain private key?

A cryptocurrency user's private key is what ...READ MORE

Jan 7, 2022 in Blockchain by Edureka
• 12,700 points
774 views
0 votes
0 answers

not working eth.sendTransaction

https://www.edureka.co/blog/ethereum-private-network-tutorial/amp/ after below steps, not able to send/transact ...READ MORE

Oct 11, 2021 in Blockchain by rathnamachary
• 120 points
951 views
0 votes
0 answers

How can i transfer eth automotically in some seconds (from one address to another)

How can I transfer ETH automatically from ...READ MORE

Aug 17, 2021 in Blockchain by Epic

edited Mar 4 139 views
0 votes
0 answers
0 votes
0 answers

Automatically Transfer ETH

Hello,  I don't know anything coding.    Is there any ...READ MORE

Jul 14, 2021 in Blockchain by Hacker

edited Mar 4 140 views
0 votes
0 answers

ERROR: for eb97c8f5425c_orderer3.example.com a bytes-like object is required, not 'str'

getting this error when run "docker-compose up ...READ MORE

Jun 27, 2021 in Blockchain by Melisha

edited Mar 4 137 views
0 votes
0 answers

send automatically

I have few child wallets and a ...READ MORE

Jun 6, 2021 in Blockchain by Hamed

edited Mar 4 121 views
0 votes
0 answers

Is there a way to automatically send eth from one wallet to another?

I have a wallet in which all ...READ MORE

May 21, 2021 in Blockchain by Rajeev

edited Mar 4 161 views
0 votes
0 answers

How to change the transaction in ganache?

I do not know how to change ...READ MORE

Apr 16, 2021 in Blockchain by Gia Huy

edited Mar 4 170 views
0 votes
0 answers

Adding data dynamically from a table to blockchain

I want to add some data dynamically ...READ MORE

Mar 5, 2021 in Blockchain by anonymous

edited Mar 4 101 views
0 votes
0 answers

In Ethreum Private network, why is the account balance not getting updated after sending some ethers from one account to another?

Please refer to this https://www.edureka.co/blog/ethereum-private-network-tutorial. Unless We ...READ MORE

Feb 1, 2021 in Blockchain by Debendra

edited Mar 4 129 views
0 votes
0 answers

Error: 14 UNAVAILABLE: failed to connect to all addresses fabric sdk

hi all, I have 1 org and 2 ...READ MORE

Jan 29, 2021 in Blockchain by arun

edited Mar 4 145 views
0 votes
0 answers

Channel mychannel, send transactions failed on orderer OrdererClient Reason: timeout after 10000 ms

I am using fabric-samples 2.2 "test-network" application. ...READ MORE

Jan 26, 2021 in Blockchain by menan

edited Mar 4 137 views
0 votes
0 answers

How can I update the status of the blockchain?

I issue a transaction and pass an ...READ MORE

Jan 21, 2021 in Blockchain by anonymous
• 120 points

edited Mar 4 140 views
0 votes
1 answer

capture an event issued by a smart contract and make a web request

Hi, @There, Regarding your query, I suggest you ...READ MORE

Dec 29, 2020 in Blockchain by Gitika
• 65,730 points
1,046 views
0 votes
1 answer

How to deploy Hyperledger-fabric V2.0 with SDK using kubernetes

Hi, @There, It involves several steps, most of ...READ MORE

Dec 18, 2020 in Blockchain by Gitika
• 65,730 points
1,859 views
0 votes
1 answer

Kubernetes: How to connect Node.js SDK to Hyperledger Fabric network?

Hey, @Piyusha, Looks like the network did not ...READ MORE

Nov 12, 2020 in Blockchain by Gitika
• 65,730 points
3,344 views
0 votes
1 answer

How to set the ERC20 token price in respect to ether in solidity?

Hi, @Jas, In Solidity, you don't directly set ...READ MORE

Nov 9, 2020 in Blockchain by anonymous
• 10,440 points
5,454 views
0 votes
1 answer

Need to do pdf file to blockchain and how to do?

Hi @Sagara, Attaching the pdf directly to the blockchain ...READ MORE

Oct 19, 2020 in Blockchain by Gitika
• 65,730 points
1,579 views
0 votes
1 answer

PAYMENT ERRORS

Thanks for sharing. READ MORE

Mar 11, 2021 in Blockchain by mabel

edited Mar 5 1,111 views