Most viewed questions in Blockchain

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1 answer

Problems using system() commands under Windows

You need to have double \ for ...READ MORE

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

Hyperledger Composer: How to query using string?

You can try this: query selectReading { ...READ MORE

Nov 9, 2018 in Blockchain by Omkar
• 69,210 points
372 views
0 votes
1 answer

Google API post request to IBM blockchain error

You have specified query as parameter to method and function but if you ...READ MORE

Sep 14, 2018 in Blockchain by digger
• 26,740 points
372 views
0 votes
1 answer

Multichain: Make every miner participate in the validation.

By default 30% is the minimum number ...READ MORE

Mar 1, 2019 in Blockchain by Omkar
• 69,210 points
371 views
0 votes
1 answer

Should I require a specific condition when working with indexes in Solidity?

You are using it correctly. require is intended to ...READ MORE

Jul 17, 2018 in Blockchain by aryya
• 7,450 points
371 views
0 votes
1 answer

In a non-cryptocurrency implementation of Blockchain, how to successfully mine a node?

Difficulty is a property of the blockchain, ...READ MORE

Jul 13, 2018 in Blockchain by Perry
• 17,100 points
371 views
+2 votes
0 answers

Doubt regarding Initialising a Blockchain [closed]

Whenever Iam trying to run the command: /home/vashist/go-ethereum/build/bin/geth ...READ MORE

Jan 5, 2020 in Blockchain by vt
• 210 points

closed Jan 6, 2020 by Kalgi 370 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
369 views
0 votes
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
369 views
0 votes
1 answer

Generating cryptocoin address.

30 in decimal will give you a ...READ MORE

Aug 23, 2018 in Blockchain by slayer
• 29,350 points
369 views
0 votes
1 answer

How can I send data to docker?

Whenever i invoke chaincode from the cli ...READ MORE

Nov 17, 2018 in Blockchain by Christine
• 15,790 points
368 views
0 votes
1 answer

MtGox Gem Failing to Login

Try using a smaller nonce for v1 ...READ MORE

Aug 31, 2018 in Blockchain by slayer
• 29,350 points
368 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
367 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
367 views
0 votes
1 answer

what is blockchain private key?

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

Jan 7, 2022 in Blockchain by Edureka
• 12,690 points
367 views
0 votes
1 answer

Hyperledger Composer Incompatible versions error

The versions are same. Maybe its a ...READ MORE

Oct 24, 2018 in Blockchain by Omkar
• 69,210 points
366 views
0 votes
1 answer

WireTransaction type mismatch in Corda.

On M14. checkSignature should take a DigitalSignature.WithKey.. ...READ MORE

Jul 11, 2018 in Blockchain by digger
• 26,740 points
366 views
0 votes
1 answer

Bitcoin sendfrom does not process transaction

Try this; $wammount = floatval(trim($_POST['wammount'])); READ MORE

Sep 3, 2018 in Blockchain by digger
• 26,740 points
365 views
0 votes
1 answer

How can I store picture in hypereldger channel?

Design of relationships between assets, participants and ...READ MORE

Aug 21, 2018 in Blockchain by Perry
• 17,100 points
364 views
0 votes
1 answer

Blockchain/decentralized apps development intro

If you are looking for books, try ...READ MORE

Jul 3, 2018 in Blockchain by charlie_brown
• 7,720 points
364 views
0 votes
1 answer

How do i add images in hyperledger?

In your registry, you can Base64-ify your ...READ MORE

Aug 21, 2018 in Blockchain by Perry
• 17,100 points
363 views
0 votes
1 answer

Transfer the gas value of contract to my own address

Works fine for me: pragma solidity ^0.4.0; contract Test ...READ MORE

Oct 10, 2018 in Blockchain by Omkar
• 69,210 points
362 views
0 votes
1 answer

Sorting data into appropriate key in an object

I think that your code has an ...READ MORE

Jul 17, 2018 in Blockchain by aryya
• 7,450 points
360 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
359 views
0 votes
1 answer

How to add liquidity for an inflationary cryptocurrency

This is the process of the functioning ...READ MORE

Mar 24, 2022 in Blockchain by Rahul
• 9,670 points
359 views
0 votes
1 answer

Syntax Error running on Python

You are missing the closing parenthesis: hashlib.sha256(self.index + ...READ MORE

Sep 21, 2018 in Blockchain by digger
• 26,740 points
359 views
0 votes
1 answer

Running blockchain script in a one liner

This is a direct translation of the ...READ MORE

Sep 18, 2018 in Blockchain by slayer
• 29,350 points
359 views
0 votes
1 answer

Account not listed in the Deploy Contract screen?

You need to get an initial allocated ...READ MORE

Jun 4, 2018 in Blockchain by Perry
• 17,100 points
359 views
0 votes
1 answer

How to use two different APIs to get combined results?

You can use nesting of function to ...READ MORE

Jul 31, 2018 in Blockchain by slayer
• 29,350 points
358 views
0 votes
1 answer

Access variables through auto-generated getters from a different contract

You just need to pass it in ...READ MORE

Oct 3, 2018 in Blockchain by slayer
• 29,350 points
356 views
0 votes
1 answer

Blockchain peer not able to min block in Azure.

After trying out various ideas, making sure ...READ MORE

Aug 21, 2018 in Blockchain by Perry
• 17,100 points
355 views
0 votes
1 answer

Hyperledger Farbic: Deploying business network definition

Try to clean everything using the below ...READ MORE

Nov 13, 2018 in Blockchain by Omkar
• 69,210 points
353 views
0 votes
1 answer

How to set bitcoin reward less than 1 coin?

Coin is defined here: https://github.com/bitcoin/bitcoin/blob/master/src/amount.h#L16 static const CAmount COIN ...READ MORE

Aug 22, 2018 in Blockchain by digger
• 26,740 points
353 views
0 votes
1 answer

NBitcoin throws InvalidOperationException with the message: “Mac HMACSHA256 not recognised.”

If someone would like to figure out ...READ MORE

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

SteemJS not working in Firefox/IE

npm install adcpm/steem#dev Just build it from develop ...READ MORE

Sep 14, 2018 in Blockchain by digger
• 26,740 points
350 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

Mar 24, 2022 in Blockchain by Rahul
• 9,670 points
349 views
0 votes
1 answer

Ethereum Token Nam Redundancy

From my experience no, the trick is ...READ MORE

Jun 27, 2018 in Blockchain by aryya
• 7,450 points
348 views
0 votes
1 answer

Generic put and get in hyperledger fabric

For this, you have to write a ...READ MORE

Jul 6, 2018 in Blockchain by digger
• 26,740 points
347 views
0 votes
1 answer

difference between running docker image in and outside of vagrant

Most people recommend to run docker containers ...READ MORE

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

What technologies can be used to build private blockchain technologies?

Blockchain could be private or public. There ...READ MORE

May 8, 2018 in Blockchain by Robbie
347 views
0 votes
1 answer

Truffle migrate Server Error

Seems like truffle didn't find a server. ...READ MORE

Jan 18, 2019 in Blockchain by Omkar
• 69,210 points
346 views
0 votes
1 answer

Not able to pull any events in ethereum

You need to catch the even emitted ...READ MORE

Dec 31, 2018 in Blockchain by Omkar
• 69,210 points
346 views
0 votes
1 answer

Ethereum serpent version conflict error.

Upgrade to the lastest version of ethereum-serpent ...READ MORE

Oct 24, 2018 in Blockchain by Omkar
• 69,210 points
346 views
0 votes
1 answer

Too many forks while using Multichain

You have changed the configuration to increase ...READ MORE

Mar 1, 2019 in Blockchain by Omkar
• 69,210 points
345 views
0 votes
1 answer

How to run multichain with no permissions?

Multichain by default runs on multichain protocol. ...READ MORE

Mar 1, 2019 in Blockchain by Omkar
• 69,210 points
345 views
0 votes
0 answers

How does Atox debut in the center of cross-border payment industry?

Introduction: The “global village” created by the ...READ MORE

Jan 24, 2019 in Blockchain by anonymous

recategorized Jan 24, 2019 by Vardhan 344 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
343 views
+1 vote
1 answer

How do I use ZF2 I18n currencyformatter to format bitcoin?

From ZF2's documentation at http://framework.zend.com/manual/2.3/en/modules/zend.i18n.view.helpers.html I found the following ...READ MORE

Sep 10, 2018 in Blockchain by digger
• 26,740 points
340 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
• 9,670 points
339 views
0 votes
1 answer

Distinguish between private blockchains and hashgraph, ripple

Most of the distributed databases are fault ...READ MORE

Apr 18, 2018 in Blockchain by Christine
• 15,790 points
339 views