Most viewed questions in Blockchain

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How can I write complex decentralized applications on Etheruem?

Well, if you want to create a ...READ MORE

Apr 18, 2018 in Blockchain by Perry
 • 17,100 points • 557 views
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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
 • 9,700 points • 556 views
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1 answer

Multichain installation error

Please follow the below steps to install ...READ MORE

May 22, 2019 in Blockchain by Wasim
 • 556 views
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1 answer

Bitcoin transaction “amount is below the current minimum” error

I went through the code and the ...READ MORE

Aug 21, 2018 in Blockchain by slayer
 • 29,360 points • 556 views
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1 answer

Can there be different smart contract with same logic or a master contract with all configuration?

It depends on the complexity of the ...READ MORE

May 23, 2018 in Blockchain by Johnathon
 • 9,090 points • 555 views
+1 vote
1 answer

How is Blockchain used for provenance purposes?

Let me tell you how Blockchain could ...READ MORE

Apr 4, 2018 in Blockchain by Shashank
 • 10,400 points • 555 views
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1 answer

Can we custom tokens on Ethereum?

Yes, it is possible. You need to ...READ MORE

Jul 31, 2018 in Blockchain by Mohini
 • 260 points • 554 views
+1 vote
1 answer

How are blocks are mined and shared among all Validating Peers in the Hyperledger network.

Hyperledger peers neither mine the block nor ...READ MORE

Apr 7, 2018 in Blockchain by Christine
 • 15,790 points • 554 views
–1 vote
1 answer

Latest block number in Bitcoin

You can get the current block number ...READ MORE

Jan 7, 2019 in Blockchain by Omkar
 • 69,230 points • 553 views
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1 answer

How to prevent the smart contract from being modified and deployed in Hyperledger network?

Smart contracts can be definitive if they ...READ MORE

Aug 10, 2018 in Blockchain by Perry
 • 17,100 points • 553 views
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1 answer

IBM Blockchain cant retrieving multiple rows from table

You can not use the older implementation ...READ MORE

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 553 views
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0 answers

How to delete an image saved in IPFS blockchain?

I am working on a blockchain based ...READ MORE

Mar 4, 2022 in Blockchain by Soham
 • 9,700 points • 552 views
0 votes
1 answer

JSON valid numerical param in Perl

Use 0.0 + sprintf('%.8f', $btc), 0.0 + $data{'amount'} READ MORE

Sep 11, 2018 in Blockchain by digger
 • 26,740 points • 552 views
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1 answer

Bitcoin transaction “"You must provide a recipient address" ” error.

You need an account with BlockChain to ...READ MORE

Aug 20, 2018 in Blockchain by digger
 • 26,740 points • 552 views
0 votes
1 answer

Ethereum wallet not able to make transaction

I can see that the nonce you ...READ MORE

Aug 9, 2018 in Blockchain by slayer
 • 29,360 points • 552 views
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1 answer

Trying to setup a hyperledger but REST API is throwing error

Not sure if you are still looking ...READ MORE

Jul 25, 2018 in Blockchain by aryya
 • 7,450 points • 552 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
 • 9,680 points • 551 views
0 votes
1 answer

Blockchair - dump files does not contain decimal bitcoin values

The result in the dump file is ...READ MORE

Mar 31, 2022 in Blockchain by Rahul
 • 9,680 points • 551 views
0 votes
1 answer

How to track changes of an object in exonum?

You have to describe each component in ...READ MORE

Jul 23, 2018 in Blockchain by slayer
 • 29,360 points • 550 views
0 votes
1 answer

Ethereum contract hangs on AWS

Please check the memory consumption for docker ...READ MORE

Dec 31, 2018 in Blockchain by Omkar
 • 69,230 points • 549 views
0 votes
1 answer

How to limit execution of smart contract only to my dapp?

You can use modifiers to do it ...READ MORE

Jul 17, 2018 in Blockchain by digger
 • 26,740 points • 549 views
0 votes
1 answer

How to solve "Failed to get identity 'admin'" error?

It seems like this error is caused ...READ MORE

Jul 13, 2018 in Blockchain by slayer
 • 29,360 points • 549 views
0 votes
1 answer

How to reduce a random hash to a boolean value

Take the largest or smallest bit from ...READ MORE

Oct 30, 2018 in Blockchain by Christine
 • 15,790 points • 548 views
0 votes
1 answer

BITCOIN payments, OP_RETURN parameter

Try doing the server side via encrypted ...READ MORE

Mar 24, 2022 in Blockchain by Rahul
 • 9,680 points • 546 views
0 votes
1 answer

Can I use inherited contract in artifacts.require() statement?

Yes, this code will work just fine. ...READ MORE

Jul 27, 2018 in Blockchain by digger
 • 26,740 points • 546 views
0 votes
1 answer

Differences between the composer network and composer identity

'Composer Network' represents the business network entity. ...READ MORE

Jul 25, 2018 in Blockchain by Johnathon
 • 9,090 points • 546 views
0 votes
0 answers

Any blockchain developer available who could resolve my queries?

I am implementing a project in ethereum. ...READ MORE

May 14, 2020 in Blockchain by Zara
 • 140 points • 543 views
0 votes
1 answer

Javascript: cant update assets in for-loop

Your for-loop will not wait for the ...READ MORE

Sep 17, 2018 in Blockchain by slayer
 • 29,360 points • 543 views
0 votes
1 answer

How to achieve consensus with peers from different departments?

Defining one MSP to represent each division. ...READ MORE

Jul 16, 2018 in Blockchain by digger
 • 26,740 points • 543 views
0 votes
1 answer

I wish to know about the data storage in blockchain

That string would be stored in the ...READ MORE

Jun 22, 2018 in Blockchain by Johnathon
 • 9,090 points • 543 views
0 votes
0 answers

How do I identify invoking peer/organisation inside Hyperledger Fabric V1.0 chaincode?

Is there any way to know the ...READ MORE

Aug 23, 2018 in Blockchain by Christine
 • 15,790 points • 541 views
0 votes
1 answer

How can I get into the development of blockchain decentralized applications?

try Microsoft Blockchain as a service, they ...READ MORE

Jun 30, 2018 in Blockchain by Shashank
 • 10,400 points • 541 views
0 votes
1 answer

Mining in private net: Balance not increasing

Use this command to start miner: miner.start() To stop ...READ MORE

Oct 24, 2018 in Blockchain by Omkar
 • 69,230 points • 540 views
0 votes
1 answer

Smart contract limitations in Ethereum and Hyperledger Fabric

No, the contract cannot sign on behave of B. A ...READ MORE

Sep 11, 2018 in Blockchain by Christine
 • 15,790 points • 540 views
+1 vote
1 answer

Need to convert bitcoin address function from php to Jquery

Use AJAX. It will be easier to ...READ MORE

Sep 5, 2018 in Blockchain by digger
 • 26,740 points • 540 views
0 votes
1 answer

How does this Ethereum Console output mean?

I have divided the output into different ...READ MORE

Aug 1, 2018 in Blockchain by digger
 • 26,740 points • 540 views
0 votes
1 answer

Bitcoin ticker + fontawesome

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

Apr 12, 2022 in Blockchain by Soham
 • 9,700 points • 537 views
0 votes
1 answer

How to send bitcoins to multiple recipients at once?

To send bitcoins to multiple recipients, you ...READ MORE

Aug 1, 2018 in Blockchain by slayer
 • 29,360 points • 537 views
0 votes
1 answer

Why is it downloading the blocks when I am trying to deploy the ethereum private network?

Once you have installed the Ethereum wallet, ...READ MORE

May 3, 2018 in Blockchain by Shashank
 • 10,400 points • 537 views
+1 vote
1 answer

How does different blockchains differs on the basis of protocols?

Blockchain platforms differs in more than many ...READ MORE

Apr 4, 2018 in Blockchain by Shashank
 • 10,400 points • 537 views
0 votes
1 answer

Can we say that Applications on hyperledger fabric are centralized?

In practice, you would expect every Org ...READ MORE

May 29, 2018 in Blockchain by Johnathon
 • 9,090 points • 536 views
0 votes
1 answer

Permisssible platform suitable for C

There are many implementations of Blockchain like ...READ MORE

Jun 27, 2018 in Blockchain by Shashank
 • 10,400 points • 535 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 • 534 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 • 534 views
0 votes
1 answer

Blockchain PoC Implementation

It depends on your use case like ...READ MORE

Aug 1, 2018 in Blockchain by Christine
 • 15,790 points • 534 views
+1 vote
1 answer

How can I achieve a functionality where an action is performed after a payment is received?

See this can be achieved in more ...READ MORE

Apr 21, 2018 in Blockchain by Perry
 • 17,100 points • 534 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 • 533 views
0 votes
1 answer

How does the consensus happen in Saas based blockchain application?

I will be maintaining the database at ...READ MORE

Jul 20, 2018 in Blockchain by aryya
 • 7,450 points • 533 views
0 votes
1 answer

How to make my Dapp work on regular browsers?

There are ethereum supporting browsers like Metamask, ...READ MORE

Jun 20, 2018 in Blockchain by aryya
 • 7,450 points • 533 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
 • 9,680 points • 532 views
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