Latest questions in Blockchain

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Blockchain and HyperLedger Fabric difference

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

Mar 3, 2022 in Blockchain by Soham
 • 9,730 points • 500 views
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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 • 55 views
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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 • 592 views
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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 • 1,157 views
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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 • 1,139 views
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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 • 477 views
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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 • 952 views
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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 • 559 views
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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 • 1,134 views
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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 • 828 views
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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 • 1,276 views
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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 • 1,191 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 • 6,554 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 • 776 views
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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 • 692 views
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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 • 950 views
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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 • 768 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 • 1,605 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 • 2,742 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 • 918 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 • 2,127 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 • 1,330 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 • 837 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 • 806 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 • 92 views
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Blockchain Development Company

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

Feb 7, 2022 in Blockchain by Olivia
 • 120 points • 441 views
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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 • 67 views
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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 • 54 views
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how can i use blockchain?

Jan 7, 2022 in Blockchain by Edureka
 • 13,680 points • 450 views
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how does blockchain work?

Jan 7, 2022 in Blockchain by Edureka
 • 13,680 points • 460 views
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1 answer

what is blockchain private key?

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

Jan 7, 2022 in Blockchain by Edureka
 • 12,710 points • 677 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 • 881 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 • 55 views
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how do i develop webpage that has login with a Wallet. ? How do you do that? And how does it have to be coded?

how do i develop webpage that has ...READ MORE

Jul 16, 2021 in Blockchain by Femmy
edited Mar 4 • 73 views
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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 • 61 views
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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 • 52 views
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0 answers

send automatically

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

Jun 6, 2021 in Blockchain by Hamed
edited Mar 4 • 51 views
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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 • 93 views
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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 • 102 views
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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 • 57 views
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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 • 77 views
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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 • 66 views
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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 • 63 views
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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 • 73 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 • 945 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 • 1,721 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 • 3,010 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 • 5,346 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 • 1,442 views
0 votes
1 answer

PAYMENT ERRORS

Thanks for sharing. READ MORE

Mar 11, 2021 in Blockchain by mabel
edited Mar 5 • 1,019 views
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