Latest questions in Blockchain

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Can I perform transaction from different server - Blockchain

You need to understand the differences between ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 293 views
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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 • 603 views
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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 • 655 views
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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 • 806 views
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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 • 1,285 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 • 1,606 views
0 votes
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 • 1,026 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 • 920 views
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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 • 456 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 • 471 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 • 368 views
0 votes
1 answer

Can not add peer in local ethereum blockchain

You have port 30305 running in your ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 459 views
0 votes
1 answer

Cant use get_chart function in blockchain python client

As you said, get_chart is defined in ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 272 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 • 727 views
0 votes
1 answer

PHP. Bitcoin to Ukrainian Hrivna price ticker

I would suggest, that instead of dividing ...READ MORE

Apr 7, 2022 in Blockchain by Aditya
 • 7,680 points • 378 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 • 2,503 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 • 539 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 • 714 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
 • 9,700 points • 614 views
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0 answers

BITCOIN payments, OP_RETURN parameter

I want to automate BITCOIN payments and ...READ MORE

Apr 4, 2022 in Blockchain by Rahul
 • 9,670 points • 196 views
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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
 • 9,670 points • 637 views
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0 answers

How do I do experiments of blockchain consensus algorithms

I'm writing a paper on the blockchain ...READ MORE

Apr 4, 2022 in Blockchain by Rahul
 • 9,670 points • 290 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 • 400 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
 • 9,670 points • 479 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?

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 • 2,477 views
0 votes
1 answer

How to get bitcoins for testing?

In order to see how Bitcoin works, ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 307 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 • 379 views
0 votes
1 answer

BITCOIN TO USD API

You can use blockchain.info API: URL: https://blockchain.info/ticker Response: { "USD" : ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 454 views
0 votes
0 answers

Is Blockchain a single linked list?

When seen as a datatype, is Blockchain ...READ MORE

Apr 4, 2022 in Blockchain by Rahul
 • 9,670 points • 191 views
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0 answers

Azure Blockchain , Cannot read property 'uri' of undefined

I am starting with Azure Blockchain. When ...READ MORE

Apr 4, 2022 in Blockchain by Rahul
 • 9,670 points • 260 views
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0 answers

What is the difference between Amazon managed Blockchain and Amazon Blockchain Templates?

I am a beginner in Blockchain and ...READ MORE

Apr 4, 2022 in Blockchain by Rahul
 • 9,670 points • 275 views
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0 answers

Node.js blockchain bitcoin api

So I want to use this: (taken ...READ MORE

Apr 4, 2022 in Blockchain by Rahul
 • 9,670 points • 389 views
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Are all Blockchain array implementations incorrect?

I found many Blockchain implementations on the ...READ MORE

Apr 4, 2022 in Blockchain by Rahul
 • 9,670 points • 237 views
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Blockchain platform in C

I am trying to understand available blockchain ...READ MORE

Apr 4, 2022 in Blockchain by Rahul
 • 9,670 points • 301 views
0 votes
1 answer

Blockchain decentralised database on rails

You have to handle this with a ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 251 views
0 votes
1 answer

Permissions within a blockchain?

To answer your question, try looking up ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 262 views
0 votes
1 answer

What did permissioned blockchain solve?

To answer your question, the permissioned networks ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 308 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 • 467 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 • 323 views
0 votes
0 answers

Is Blockchain a distributed database?

I have noticed that most of the ...READ MORE

Apr 4, 2022 in Blockchain by Soham
 • 9,700 points • 212 views
0 votes
1 answer

Transaction in a blockchain

I assume you should take it as ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 264 views
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0 answers

Ontology Blockchain development

I'm analyzing the Ontology blockchain. The core of ...READ MORE

Apr 4, 2022 in Blockchain by Soham
 • 9,700 points • 222 views
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How to protect private blockchain with public blockchain?

Private blockchain has the risk of 51% ...READ MORE

Apr 4, 2022 in Blockchain by Soham
 • 9,700 points • 203 views
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0 answers

What is the difference between blockchain performance and blockchain scalability?

I really don´t get the difference between ...READ MORE

Apr 4, 2022 in Blockchain by Soham
 • 9,700 points • 220 views
0 votes
1 answer

Bluemix Blockchain

To answer your doubt, the  "starter network" ...READ MORE

Apr 6, 2022 in Blockchain by Aditya
 • 7,680 points • 296 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 • 396 views
0 votes
1 answer

Should I use the pallet_membership to handle dapp user membership? (Differences between smart contracts and blockchain runtime)

The link that has been shared in this ...READ MORE

Apr 8, 2022 in Blockchain by Rahul
 • 9,670 points • 262 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
 • 9,670 points • 1,134 views
0 votes
1 answer

How can I verify my bitcoin transaction independently?

Transactions are first, verified by the miners, and ...READ MORE

Apr 8, 2022 in Blockchain by Rahul
 • 9,670 points • 453 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
 • 9,670 points • 1,103 views
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