Trending questions in Blockchain

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Error using Santiment sanpy library for cryptocurrency data analysis

This is a great start, but I ...READ MORE

Apr 11, 2022 in Blockchain by Soham
 • 9,730 points • 1,595 views
0 votes
1 answer

What's the difference between distributed hashtable technology and the bitcoin blockchain?

A Distributed Hash Table is simply a key-value ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,730 points • 1,590 views
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What is the total difficulty for block #4390176 in Ethereum Blockchain

Apr 1, 2020 in Blockchain by Dinesh
 • 180 points • 5,585 views
0 votes
1 answer

Where does Hyperledger fabric store the public key and private key of the user?

It signs the transaction with its private key ...READ MORE

Apr 11, 2022 in Blockchain by Rahul
 • 9,690 points • 1,567 views
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1 answer

Bitcoin blockchain rookie question: how is nonce (the secret number added to each block) generated?

It isn't a secret number but it's ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 1,699 views
0 votes
1 answer

Is it possible to get wallet balance passing the wallet address on any cryptocurrency?

For Ethereum the API is called web3.eth.getBalance. There ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 1,691 views
0 votes
1 answer

Naives Bayes Classifier for bag of vectorized sentences

The error is basically the [X_train] which ...READ MORE

Apr 11, 2022 in Blockchain by Rahul
 • 9,690 points • 1,520 views
0 votes
1 answer

Kotlin Convert Bitcoin value into Satoshi Value

java.lang.NumberFormatException: For input string: "45,586" This means ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,730 points • 1,516 views
0 votes
1 answer

blockchain consensus 51% vs number of nodes validation

51% is an attack vector for Proof ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 1,637 views
0 votes
1 answer

Is there a pricing calculator for azure-blockchain-workbench or azure baas using hyperledger fabric?

The cost of Blockchain Workbench is an ...READ MORE

Apr 11, 2022 in Blockchain by Rahul
 • 9,690 points • 1,498 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 • 3,213 views
0 votes
1 answer

How to resolve blockchain dns using Python Requests

BDNS is offline and I don't know if ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 1,608 views
0 votes
1 answer

Bitcoin ticker + fontawesome

Font Awesome arrow up is displayed like ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,730 points • 1,469 views
0 votes
1 answer

blockchain api payment module

No curly braces after your if statement. ...READ MORE

Apr 11, 2022 in Blockchain by Soham
 • 9,730 points • 1,458 views
0 votes
1 answer

Why do bitcoin uses UTXO model? What are the advantages UTXO mechanism provides out of the box?

Bitcoin nodes maintain a set of all ...READ MORE

Mar 31, 2022 in Blockchain by Rahul
 • 9,690 points • 1,838 views
0 votes
1 answer

Is Ganache Decentralized?

1. Can blockchain be implemented without cryptocurrency? Yes. ...READ MORE

Apr 11, 2022 in Blockchain by Rahul
 • 9,690 points • 1,408 views
0 votes
1 answer

what is the meaning of the term 'airdrops' in cryptocurrency?

Cryptocurrency vocabulary is difficult to pin down. ...READ MORE

Apr 12, 2022 in Blockchain by Rahul
 • 9,690 points • 1,374 views
0 votes
1 answer

Protect photo ownership using blockchain

Photo ownership can be protected using Blockchain ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 1,492 views
0 votes
1 answer

Currency Conversion using PHP

Please find below an example of converting ...READ MORE

Apr 6, 2022 in Blockchain by Soham
 • 9,730 points • 1,525 views
0 votes
1 answer

How to swap an Ethereum ERC-20 and Neo NEP5 token with a smart contract?

Each blockchain is its own separated administration. ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,730 points • 1,339 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
 • 9,690 points • 1,298 views
0 votes
1 answer

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

The use of the IBFT consensus involves ...READ MORE

Apr 11, 2022 in Blockchain by Rahul
 • 9,690 points • 1,283 views
0 votes
1 answer

Get bitcoin historical data

Actually, you CAN get the whole Bitcoin ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 1,408 views
0 votes
0 answers

how to sign bitcoin psbt with ledger?

I'm trying to sign a PSBT transaction ...READ MORE

Mar 9, 2022 in Blockchain by Soham
 • 9,730 points • 2,618 views
0 votes
1 answer

CryptoCurrency NODE.js Web3 Ethereum - Can't connect to TESTRPC

Your connection is working. To return an ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,730 points • 1,228 views
+1 vote
0 answers

How to check a Bitcoin wallet balance from first generated address (m/44'/0'/0'/0/0)

Is there a way to check a ...READ MORE

Mar 9, 2022 in Blockchain by Soham
 • 9,730 points • 2,561 views
0 votes
1 answer

Why do bitcoin uses UTXO model? What are the advantages UTXO mechanism provides out of the box?

Basically, Bitcoin nodes maintain a set of ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 1,338 views
+1 vote
0 answers

How to check a Bitcoin wallet balance from first generated address (m/44'/0'/0'/0/0)

Is there a way to check a ...READ MORE

Mar 4, 2022 in Blockchain by Soham
 • 9,730 points • 2,753 views
0 votes
1 answer

Full nodes for ETH, BTC, and USDT in one server

You don't need to run another node ...READ MORE

Mar 31, 2022 in Blockchain by Rahul
 • 9,690 points • 1,625 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
 • 9,690 points • 1,361 views
0 votes
1 answer

Using zCash through BitcoinJ

Your code isn't accounting for the format ...READ MORE

Apr 12, 2022 in Blockchain by Rahul
 • 9,690 points • 1,185 views
0 votes
1 answer

NodeJs blockchain on private ethereum

From what I understand, your JS code ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 1,316 views
0 votes
0 answers

Can third party send an ERC20 token transaction to the Ethereum blockchain?

I want to create a smart contract ...READ MORE

Apr 4, 2022 in Blockchain by Rahul
 • 9,690 points • 1,274 views
0 votes
1 answer

Font Awesome 5 - why aren't icons like bitcoin, facebook, twitter showing?

You also need to use the brands.css ...READ MORE

Mar 31, 2022 in Blockchain by Rahul
 • 9,690 points • 1,536 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 • 1,216 views
0 votes
1 answer

Why is Proof of Work necessary in Blockchain?

You are missing the double-spending problem. If ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,730 points • 1,079 views
0 votes
1 answer

How to trigger change blockchain network request on MetaMask

was finally able to find the answer: await ...READ MORE

Mar 31, 2022 in Blockchain by Rahul
 • 9,690 points • 1,494 views
0 votes
1 answer

How would calculate the exchange rate of Bitcoin/GBP?

You simply divide 1 by the resulting ...READ MORE

Apr 11, 2022 in Blockchain by Rahul
 • 9,690 points • 1,057 views
0 votes
1 answer

understanding cryptocoins mining profit calculation

 The problem is that the miner you ...READ MORE

Apr 12, 2022 in Blockchain by Rahul
 • 9,690 points • 1,045 views
0 votes
2 answers

Difference between various blockchain protocols

There are several differences between those blockchain ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 1,167 views
0 votes
1 answer

In-App Purchase vs. support developer with bitcoin

Not only do I think this will ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,730 points • 1,028 views
0 votes
1 answer

bitcoin to currency converter and it's reverse in php

Ok, you can get the value by ...READ MORE

Mar 31, 2022 in Blockchain by Rahul
 • 9,690 points • 1,458 views
0 votes
1 answer

Storing Data on Blockchain

Yes, this is correct that if you ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 1,185 views
0 votes
1 answer

Candlestick chart on bitcoinwisdom

In searching bitcoinwisdom's forums, I found a ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 1,167 views
0 votes
1 answer

IBM Cloud - Blockchain platform | Problem creating MSP definition

I have found a solution by doing ...READ MORE

Apr 11, 2022 in Blockchain by Rahul
 • 9,690 points • 1,010 views
0 votes
1 answer

What is blockchain and Ethereum? Where is it used?

A blockchain is an immutable, sequential chain of ...READ MORE

Apr 11, 2022 in Blockchain by Rahul
 • 9,690 points • 975 views
0 votes
1 answer

How to store cryptocurrency balance without causing floating point errors in ruby/rails

 I suggest storing the values as integers. ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 1,106 views
0 votes
1 answer

How to create a custom fabric environment on ibm blockchain platform VScode

At the moment you can't use the ...READ MORE

Mar 31, 2022 in Blockchain by Rahul
 • 9,690 points • 1,367 views
0 votes
1 answer

Blockchain decentralised database on rails

To store JSON data from your Rails ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 1,118 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 • 1,070 views
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