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 • 460 views
0 votes
1 answer

how to modify smart contract template for self defined functionality

TL;DR; This code simply defines the start ...READ MORE

Aug 1, 2018 in Blockchain by aryya
 • 7,450 points • 460 views
0 votes
1 answer

Network issue while testing Chaincode.

You can do the following things: You can ...READ MORE

Jul 3, 2018 in Blockchain by Omkar
 • 69,230 points • 460 views
0 votes
1 answer

Basic pusher connection to cryptsy using javascript

Try this <script src="//js.pusher.com/2.2/pusher.min.js" type="text/javascript"></script> <script type="text/javascript"> var pusher = ...READ MORE

Sep 11, 2018 in Blockchain by slayer
 • 29,360 points • 459 views
0 votes
1 answer

Webpack destroying code in production.

The problem is that Uglify mangles too ...READ MORE

Aug 22, 2018 in Blockchain by slayer
 • 29,360 points • 458 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 • 457 views
0 votes
1 answer

Can cryptocurrency work without blockchain technology?

Cryptocurrency do not compulsorily require blockchain.. What ...READ MORE

Jul 11, 2018 in Blockchain by slayer
 • 29,360 points • 455 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 • 453 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 • 452 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
 • 69,230 points • 451 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
 • 69,230 points • 451 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 • 451 views
0 votes
1 answer

I need all Ethereum smart contracts

Have a look at EIP165. It allows you ...READ MORE

Jun 16, 2018 in Blockchain by charlie_brown
 • 7,720 points • 450 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 • 449 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 • 448 views
0 votes
1 answer

How to define different privacy for different users in Fabric 1.0?

The privacy restriction to particular peers in ...READ MORE

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 448 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 • 447 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 • 446 views
0 votes
1 answer

Unable to change a state variable in a contract

I am assuming that the issue is ...READ MORE

Oct 30, 2018 in Blockchain by Christine
 • 15,790 points • 446 views
0 votes
1 answer

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

It signs the transaction (eg. initiated by ...READ MORE

Mar 24, 2022 in Blockchain by Rahul
 • 9,680 points • 444 views
0 votes
1 answer

Bitcoinjs browser compile creates an empty file

Try the following: Create index.js with the ...READ MORE

Aug 30, 2018 in Blockchain by digger
 • 26,740 points • 443 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 • 443 views
0 votes
1 answer

Bitcoin Price that updates in specific Seconds

The better way to do so is ...READ MORE

Feb 28, 2022 in Blockchain by Soham
 • 9,700 points • 441 views
0 votes
1 answer

Are there any plans for composer, to make usage of the recently released Side DB feature?

As of yet, it isn't supported by ...READ MORE

Aug 25, 2018 in Blockchain by Perry
 • 17,100 points • 440 views
0 votes
1 answer

To capture events do we need to create assets using transaction processing functions?

I think you have figured it by ...READ MORE

Aug 10, 2018 in Blockchain by Christine
 • 15,790 points • 440 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
 • 9,680 points • 438 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
 • 9,680 points • 438 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 • 438 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
 • 69,230 points • 435 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 • 435 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 • 435 views
0 votes
1 answer

Cant extract hyperledger artifacts

Simplify the PATH first. In a CMD, type: set PATH=C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\ set ...READ MORE

Oct 29, 2018 in Blockchain by Omkar
 • 69,230 points • 434 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 • 432 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 • 430 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 • 430 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
 • 9,680 points • 429 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
 • 69,230 points • 428 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
 • 69,230 points • 427 views
0 votes
1 answer

How exchanges (Binance, Coinbase) record user trade into blockchain

Merkle tree will allow us to multiplex ...READ MORE

Feb 28, 2022 in Blockchain by Soham
 • 9,700 points • 425 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
 • 29,360 points • 425 views
+1 vote
0 answers

I need to get throughput requirment is BlockSize 10, Transaction 200, transaction type Insert, Arrival Rates 2 to 25 tps

I am not getting ans, even I ...READ MORE

Nov 29, 2019 in Blockchain by Sudhanshu
 • 130 points • 424 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
 • 69,230 points • 423 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
 • 29,360 points • 422 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 • 418 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
 • 29,360 points • 418 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 • 418 views
0 votes
1 answer

Crypto Currency ICO process

To answer your question, only for the ...READ MORE

Feb 28, 2022 in Blockchain by Soham
 • 9,700 points • 417 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 • 417 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 • 416 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 • 415 views
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