Recent questions tagged blockchain

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Why do we not use Istanbul Byzantine Fault Tolerance (IBFT) in Public Blockchains?

Mar 11, 2022 in Blockchain by Soham
 • 9,710 points • 580 views
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how to sign bitcoin psbt with ledger?

Mar 9, 2022 in Blockchain by Soham
 • 9,710 points • 1,673 views
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How to generate bitcoin address from XPUB

Mar 9, 2022 in Blockchain by Soham
 • 9,710 points • 1,644 views
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How to check a Bitcoin wallet balance from first generated address (m/44'/0'/0'/0/0)

Mar 9, 2022 in Blockchain by Soham
 • 9,710 points • 1,880 views
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How to Query Transaction on Hyperledger Sawtooth?

Mar 8, 2022 in Blockchain by Soham
 • 9,710 points • 385 views
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What is the physical location of Blockchain?

Mar 8, 2022 in Blockchain by Soham
 • 9,710 points • 388 views
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Does timestamp also change with nonce to calculate block hash in blockchain? How hash is calculated?

Mar 8, 2022 in Blockchain by Soham
 • 9,710 points • 607 views
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Store Images on/off blockchain? which is better?

Mar 4, 2022 in Blockchain by Soham
 • 9,710 points • 386 views
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Private ethereum blockchain mining on a Raspberry Pi - is it possible?

Mar 4, 2022 in Blockchain by Soham
 • 9,710 points • 732 views
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How to delete an image saved in IPFS blockchain?

Mar 4, 2022 in Blockchain by Soham
 • 9,710 points • 664 views
+1 vote
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How to check a Bitcoin wallet balance from first generated address (m/44'/0'/0'/0/0)

Mar 4, 2022 in Blockchain by Soham
 • 9,710 points • 2,232 views
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Blake2b-512 with ED25519 in PHP with NanoSalt library (Nano Crypto)

Mar 4, 2022 in Blockchain by Soham
 • 9,710 points • 602 views
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Blockchain and HyperLedger Fabric difference

Mar 3, 2022 in Blockchain by Soham
 • 9,710 points • 362 views
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Can a blockchain be Centralised? Will it be called as Blockchain if it is centralised?

Mar 3, 2022 in Blockchain by Soham
 • 9,710 points • 416 views
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hd wallet bip44 in js - how to create an address for a chain other than bitcoin?

Mar 2, 2022 in Blockchain by Aditya
 • 7,680 points • 988 views
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Scrypt algorithm output doesn't match up as expected

Mar 1, 2022 in Blockchain by Soham
 • 9,710 points • 339 views
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How to get Bitcoin value for corresponding USD value in ASP.NET C#?

Mar 1, 2022 in Blockchain by Soham
 • 9,710 points • 812 views
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How to get AUD price of bitcoin at a particular date

Mar 1, 2022 in Blockchain by Soham
 • 9,710 points • 443 views
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Blockchain API to determine transaction confirmations

Mar 1, 2022 in Blockchain by Soham
 • 9,710 points • 1,013 views
0 votes
1 answer

What is the correct way to handle multiple HTTP Methods in Azure Functions (NodeJS)

Feb 28, 2022 in Azure by Edureka
 • 12,690 points • 1,244 views
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1 answer

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

Feb 28, 2022 in Blockchain by Rahul
 • 9,680 points • 599 views
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How can merkle trees help validate the content of a block in a blockchain

Feb 28, 2022 in Blockchain by Aditya
 • 7,680 points • 979 views
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JAVA Retrive current bitcoin price with JSON

Feb 28, 2022 in Blockchain by Aditya
 • 7,680 points • 1,038 views
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1 answer

Know which exchange or wallet is behind a BTC address?

Feb 28, 2022 in Blockchain by Aditya
 • 7,680 points • 6,094 views
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1 answer

Crypto Currency ICO process

Feb 28, 2022 in Blockchain by Aditya
 • 7,680 points • 533 views
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1 answer

Get amount of Bitcoins at an address with PHP

Feb 28, 2022 in Blockchain by Aditya
 • 7,680 points • 502 views
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1 answer

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

Feb 28, 2022 in Blockchain by Aditya
 • 7,680 points • 709 views
0 votes
1 answer

Bitcoin Price that updates in specific Seconds

Feb 28, 2022 in Blockchain by Aditya
 • 7,680 points • 579 views
0 votes
1 answer

Bitcoin Core on external SSD in OS X

Feb 28, 2022 in Blockchain by Aditya
 • 7,680 points • 1,416 views
0 votes
1 answer

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

Feb 28, 2022 in Blockchain by Aditya
 • 7,680 points • 771 views
+1 vote
1 answer

Is it possible to store images on the Ethereum blockchain?

Feb 24, 2022 in Blockchain by Soham
 • 9,710 points • 1,870 views
0 votes
1 answer

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

Feb 24, 2022 in Blockchain by Soham
 • 9,710 points • 1,108 views
0 votes
1 answer

Blockchain tutorials for double spending and signature verification

Feb 24, 2022 in Blockchain by Soham
 • 9,710 points • 658 views
0 votes
1 answer

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

Feb 24, 2022 in Blockchain by Soham
 • 9,710 points • 647 views
0 votes
1 answer

nodemon command is not recognized in terminal for node js server

Feb 17, 2022 in Java by Rahul
 • 9,680 points • 8,660 views
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1 answer

sudo: npm: command not found

Feb 17, 2022 in Others by Soham
 • 9,710 points • 5,106 views
0 votes
1 answer

Start script missing error when running npm start

Feb 10, 2022 in Java by Rahul
 • 9,680 points • 4,436 views
0 votes
1 answer

'npm' is not recognized as internal or external command, operable program or batch file

Feb 10, 2022 in Others by Soham
 • 9,710 points • 11,688 views
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Blockchain Development Company

Feb 7, 2022 in Blockchain by Olivia
 • 120 points • 312 views
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I'm setting up new Ansible control node, I need initial steps, to get server access (password less, DB with password access), from Ansible control node.

Oct 4, 2021 in Ansible by anonymous
 • 140 points • 3,876 views
0 votes
1 answer

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

Dec 29, 2020 in Blockchain by anonymous
 • 120 points • 767 views
0 votes
1 answer

Node js nodemiler Status 250 ok but mail is not received

Dec 24, 2020 in Web Development by Sagar
 • 180 points • 4,138 views
0 votes
1 answer

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

Dec 18, 2020 in Blockchain by anonymous
 • 170 points • 1,472 views
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1 answer

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

Nov 12, 2020 in Blockchain by piyusha
 • 170 points • 2,449 views
0 votes
1 answer

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

Nov 7, 2020 in Blockchain by jas
 • 120 points • 5,158 views
0 votes
1 answer

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

Oct 18, 2020 in Blockchain by Sagara
 • 120 points • 1,136 views
0 votes
1 answer

PAYMENT ERRORS

Oct 9, 2020 in Blockchain by anonymous
 • 120 points • 847 views
0 votes
2 answers

Chaincode Installation failed, Hyperledger Fabric

Oct 5, 2020 in Blockchain by Bhuwan
 • 130 points • 5,260 views
0 votes
2 answers

Code to change owner

Sep 26, 2020 in Blockchain by Wilson
 • 140 points • 1,854 views
0 votes
2 answers

Getting error while Initialising the Blockchain

Sep 17, 2020 in Blockchain by Edureka
 • 200 points • 3,229 views
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