Trending questions in Blockchain

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What's the difference between SHA and AES encryption?

You use SHA functions to take a ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 6,037 views
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Testing Ask a question

This category houses questions pertaining to various ...READ MORE

Aug 1, 2022 in Blockchain by anonymous
 • 300 points • 651 views
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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
 • 9,710 points • 6,167 views
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Generate Ethereum addresses in HD Wallet using public key only (bitcoinj/web3j)

Like Bitcoin, Ethereum uses secp256k1. Ethereum addresses ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,710 points • 3,787 views
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Is it possible to set up bots for BitCoin faucet websites?

I managed to create a bot for ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,710 points • 3,102 views
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1 answer

How to get sender bitcoin address from transaction ID?

 You can use any scripting language with ...READ MORE

Apr 12, 2022 in Blockchain by Rahul
 • 9,680 points • 2,980 views
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1 answer

Is there a way to get the market cap or market cap rank of a coin using the Binance API?

This is how I did so: https://www.binance.com/exchange-api/v2/public/asset-service/product/get-products Get this ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 3,029 views
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1 answer

How to get price from bitcoin to USD with api

If I'm not wrong, is this what ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 2,921 views
0 votes
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Coinbase API v2 Getting Historic Price for Multiple Days

Any reason you aren't using coinbase pro? The ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,710 points • 2,611 views
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1 answer

How to visualize real-time data candlestick chart for cryptocurrencies?

Take a look at https://github.com/highfestiva/finplot. Where you can ...READ MORE

Apr 7, 2022 in Blockchain by Rahul
 • 9,680 points • 2,730 views
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1 answer

Where does Hyperledger Fabric store the database for the Blockchain and where do i can see it and how?

Hyperledger fabric supports LevelDB and CouchDB as ...READ MORE

Apr 7, 2022 in Blockchain by Rahul
 • 9,680 points • 2,475 views
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1 answer

PHP - Validate Multisig Bitcoin Wallet Address (with Leading 2 or 3)

 The answer to your question is given ...READ MORE

Apr 11, 2022 in Blockchain by Soham
 • 9,710 points • 2,059 views
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1 answer

Key differences between Amazon Managed Blockchain and Quantum Ledger Database (QLDB)?

Put simply, Amazon Managed Blockchain is a ...READ MORE

Mar 24, 2022 in Blockchain by Rahul
 • 9,680 points • 2,905 views
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safeTransferFrom does not transfer etherium to the target. ERC-721

I changed my contract buy function like ...READ MORE

Apr 7, 2022 in Blockchain by Rahul
 • 9,680 points
edited Mar 13, 2023 by Gunashree • 2,097 views
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1 answer

Generate new Ethereum Wallet in NodeJS

 In its simplest form, the Ethereum wallet ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,710 points • 1,957 views
0 votes
1 answer

How to request the data of only one cryptocurrency using CoinMarketCap api?

If you want to get the price ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 1,896 views
0 votes
1 answer

Stratum connection for bitcoin pool mining

After hours of tinkering around I have ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 1,808 views
0 votes
1 answer

bitcoin to currency converter and it's reverse in php

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

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 1,755 views
0 votes
1 answer

How to use local binance smart chain lightclient to access the blockchain with web3.js?

So the answer is that I was ...READ MORE

Apr 12, 2022 in Blockchain by Rahul
 • 9,680 points • 1,586 views
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1 answer

How to get the current price of a cryptocurrency on google sheets from coinmarketcap?

Your code does not appear to use ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,710 points • 1,489 views
0 votes
1 answer

Hyperledger Fabric blockchain network from scratch

Try playing with configtx.yaml, crypto-config.yaml and docker-compose ...READ MORE

Apr 11, 2022 in Blockchain by Soham
 • 9,710 points • 1,460 views
0 votes
1 answer

How to get a list of Coinbase CryptoCurrency Coins

The following code: import requests ...READ MORE

Apr 8, 2022 in Blockchain by Rahul
 • 9,680 points • 1,664 views
0 votes
1 answer

Is there a way to get the market cap or market cap rank of a coin using the Binance API?

There is no "legal" way to get ...READ MORE

Apr 12, 2022 in Blockchain by Rahul
 • 9,680 points • 1,435 views
0 votes
1 answer

How can I import a Bitcoin paper wallet key into a bitcoinlib wallet?

Your code should work in the latest ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,710 points • 1,412 views
0 votes
1 answer

Crypto algorithm list

The learning here is that cyphers and ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 1,444 views
0 votes
1 answer

Unable to send Ripple (Cryptocurrency Coin - XRP) to Wallet

The "Secret Key" or privateKey is for ...READ MORE

Apr 11, 2022 in Blockchain by Rahul
 • 9,680 points • 1,284 views
0 votes
1 answer

How to get historic Bitcoin Price Index using coinbase or any other open source API?

I would recommend you to use the ...READ MORE

Apr 7, 2022 in Blockchain by Rahul
 • 9,680 points • 1,381 views
0 votes
1 answer

yfinance Crypto symbol list

After what I know about, YahooFinance uses ...READ MORE

Mar 24, 2022 in Blockchain by Rahul
 • 9,680 points • 2,117 views
0 votes
1 answer

Does timestamp also change with nonce to calculate block hash in blockchain? How hash is calculated?

I was unable to locate the exact ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,710 points • 1,204 views
0 votes
1 answer

Private ethereum blockchain mining on a Raspberry Pi - is it possible?

There are some pretty good guides out ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,710 points • 1,177 views
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1 answer

How to get Bitcoin Private Key from an ExtPrivKey using NBitcoin

From what I see in the code ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 1,277 views
0 votes
1 answer

How to write the Bitcoin logo as text?

Create a string in strings.xml like the ...READ MORE

Apr 12, 2022 in Blockchain by Aditya
 • 7,680 points • 968 views
0 votes
1 answer

Transaction verification in Blockchain

Assuming You are asking about UTXO transaction ...READ MORE

Apr 11, 2022 in Blockchain by Soham
 • 9,710 points • 1,056 views
0 votes
1 answer

Best database type to store data that will be used with a blockchain?

Storing just the hash on the blockchain ...READ MORE

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

safeTransferFrom does not transfer etherium to the target. ERC-721

I changed my contract buy function like ...READ MORE

Apr 11, 2022 in Blockchain by Rahul
 • 9,680 points • 1,026 views
0 votes
1 answer

.Ethereum/BSC blockchain transaction data

The "Tokens Transferred" information comes from event ...READ MORE

Apr 11, 2022 in Blockchain by Rahul
 • 9,680 points • 1,023 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
 • 9,710 points • 980 views
0 votes
1 answer

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
 • 9,710 points • 968 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
 • 9,680 points • 945 views
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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
 • 9,680 points • 1,342 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
 • 9,710 points • 927 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 • 1,015 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
 • 9,680 points • 882 views
0 votes
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 • 1,014 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 • 1,000 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 • 996 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 • 994 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
 • 9,680 points • 851 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
 • 9,710 points • 847 views
0 votes
1 answer

REQUEST_TIMEOUT when instantiating my mart contarct on IBM blockchain Hyperledger Fabric network IBM. VS CODE is used for Hyperledger Fabric network

 If you're seeing a REQUEST_TIMEOUT error it's ...READ MORE

Apr 12, 2022 in Blockchain by Soham
 • 9,710 points • 828 views
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