Recent questions tagged blockchain

+1 vote
1 answer

Can one pay ICO's token to an ICO consultant?

Aug 6, 2018 in Blockchain by sabby
 • 4,390 points • 592 views
+1 vote
4 answers

Trying to connect to Cryptocompare's websocket stream using socketIO from a Python client

Aug 6, 2018 in Blockchain by sabby
 • 4,390 points • 3,008 views
0 votes
1 answer

Why we should create two connection profiles for one organization, i.e 1. Org1 only and Org1 and Org2 ?

Aug 6, 2018 in Blockchain by charlie_brown
 • 7,720 points • 569 views
0 votes
1 answer

IPFS transaction cost as a decentralized service

Aug 3, 2018 in Blockchain by sabby
 • 4,390 points • 977 views
0 votes
1 answer

How do I withdraw the balance from a contract on Ethereum test blockchain?

Aug 3, 2018 in Blockchain by sabby
 • 4,390 points • 2,454 views
0 votes
1 answer

IBM BLUEMIX BLOCKCHAIN SDK-DEMO failing

Aug 3, 2018 in Blockchain by aryya
 • 7,450 points • 524 views
0 votes
1 answer

How is running the asset_management.go different from running a simple chaincode like chaincode_example02.go

Aug 3, 2018 in Blockchain by aryya
 • 7,450 points • 564 views
0 votes
1 answer

How to debug chaincode? LedgerError - ResourceNotFound

Aug 3, 2018 in Blockchain by aryya
 • 7,450 points • 1,089 views
0 votes
1 answer

“Error getting chaincode package bytes” when deploying chaincode on hyperledger via REST

Aug 3, 2018 in Blockchain by aryya
 • 7,450 points • 1,442 views
0 votes
1 answer

How to use a chaincode that's not on github?

Aug 3, 2018 in Blockchain by aryya
 • 7,450 points • 581 views
0 votes
1 answer

Fabric composer integration with Bluemix blockchain service

Aug 3, 2018 in Blockchain by aryya
 • 7,450 points • 509 views
0 votes
1 answer

Any security issues in migrating sensitive data in CouchDB to hyperledger composer

Aug 3, 2018 in Blockchain by aryya
 • 7,450 points • 602 views
0 votes
1 answer

Could I share ledger between channels in hyperledger?

Aug 3, 2018 in Blockchain by aryya
 • 7,450 points • 855 views
+1 vote
1 answer

Error attempting installing ethermint

Aug 2, 2018 in Blockchain by Johnathon
 • 9,090 points • 598 views
+1 vote
1 answer

How do I check the history of my ethereum wallet using blockchain API?

Aug 2, 2018 in Blockchain by Johnathon
 • 9,090 points • 1,997 views
0 votes
1 answer

How to deploy hyperledger fabric in production level?

Aug 2, 2018 in Blockchain by Christine
 • 15,790 points • 2,672 views
0 votes
1 answer

How to set up hyperledger fabric on 2 different PCs?

Aug 2, 2018 in Blockchain by Christine
 • 15,790 points • 1,223 views
0 votes
1 answer

Invalid Batch or signature in Savtooth

Aug 1, 2018 in Blockchain by slayer
 • 29,350 points • 731 views
0 votes
1 answer

How to solve “insufficient funds for gas * price + value” error?

Aug 1, 2018 in Blockchain by digger
 • 26,740 points • 5,263 views
0 votes
1 answer

How to solve “error: no objects passed to create” Error?

Aug 1, 2018 in Blockchain by slayer
 • 29,350 points • 7,343 views
0 votes
1 answer

Cant install quorum blockchain.

Aug 1, 2018 in Blockchain by digger
 • 26,740 points • 728 views
0 votes
1 answer

How to send funds using CLI?

Aug 1, 2018 in Blockchain by slayer
 • 29,350 points • 492 views
0 votes
1 answer

Ethereum smart contract event trigger notification

Aug 1, 2018 in Blockchain by digger
 • 26,740 points • 1,911 views
0 votes
1 answer

How does this Ethereum Console output mean?

Aug 1, 2018 in Blockchain by slayer
 • 29,350 points • 469 views
0 votes
1 answer

How to send bitcoins to multiple recipients at once?

Aug 1, 2018 in Blockchain by digger
 • 26,740 points • 459 views
0 votes
1 answer

How does the consensus mechanism work for a SaaS based blockchain?

Aug 1, 2018 in Blockchain by sabby
 • 4,390 points • 394 views
0 votes
1 answer

Where do we execute Smart Contracts on Hyperledger Fabric?

Aug 1, 2018 in Blockchain by sabby
 • 4,390 points • 434 views
0 votes
1 answer

how to modify smart contract template for self defined functionality

Aug 1, 2018 in Blockchain by charlie_brown
 • 7,720 points • 397 views
0 votes
1 answer

Problem with deploying to a single organization Hyperledger Fabric

Aug 1, 2018 in Blockchain by sabby
 • 4,390 points • 626 views
0 votes
1 answer

Blockchain PoC Implementation

Aug 1, 2018 in Blockchain by sabby
 • 4,390 points • 413 views
0 votes
1 answer

Why RLP encoding is used in Ethereum?

Aug 1, 2018 in Blockchain by whatsinname
 • 280 points • 1,435 views
0 votes
1 answer

How to get the current state of a smart contract?

Aug 1, 2018 in Blockchain by sabby
 • 4,390 points • 903 views
0 votes
1 answer

I want to use Blockchain receive API without exchange rate

Aug 1, 2018 in Blockchain by sabby
 • 4,390 points • 400 views
+2 votes
5 answers

How to install Ganache.appx on Windows 7

Aug 1, 2018 in Blockchain by sabby
 • 4,390 points • 13,969 views
0 votes
1 answer

geth personal.newAccount()\npassword command broke Ethereum CLI

Aug 1, 2018 in Blockchain by sabby
 • 4,390 points • 661 views
0 votes
1 answer

Hyperledger Composer Error trying to instantiate composer runtime

Jul 31, 2018 in Blockchain by Mrunal
 • 680 points • 677 views
0 votes
1 answer

Not able to send payments using Blockchain API.

Jul 31, 2018 in Blockchain by digger
 • 26,740 points • 446 views
+3 votes
4 answers

How to solve “ERROR: manifest for hyperledger/fabric-orderer:latest not found” error?

Jul 31, 2018 in Blockchain by slayer
 • 29,350 points • 5,934 views
0 votes
1 answer

How to use two different APIs to get combined results?

Jul 31, 2018 in Blockchain by digger
 • 26,740 points • 365 views
0 votes
1 answer

How to join a peer to a channel in Hyperledger Fabric?

Jul 31, 2018 in Blockchain by slayer
 • 29,350 points • 1,908 views
0 votes
1 answer

Can’t find value for key while using CouchDB for Fabric.

Jul 31, 2018 in Blockchain by digger
 • 26,740 points • 1,413 views
0 votes
1 answer

How to get all address and send ethers in solidity using a loop?

Jul 31, 2018 in Blockchain by slayer
 • 29,350 points • 2,552 views
0 votes
4 answers

How to solve “bind: cannot assign requested address” Error?

Jul 31, 2018 in Blockchain by digger
 • 26,740 points • 14,004 views
0 votes
1 answer

Using web3swift to create raw transaction.

Jul 31, 2018 in Blockchain by slayer
 • 29,350 points • 805 views
0 votes
1 answer

How to solve “Error: Expected a Resource or Concept”?

Jul 31, 2018 in Blockchain by digger
 • 26,740 points • 1,005 views
0 votes
1 answer

How to solve “ERROR: manifest for hyperledger/fabric-couchdb:latest not found” error?

Jul 31, 2018 in Blockchain by slayer
 • 29,350 points • 1,068 views
0 votes
1 answer

Can someone explain me how PBFT works?

Jul 31, 2018 in Blockchain by Perry
 • 17,100 points • 692 views
0 votes
1 answer

How can i extract information from Ethereum blockchain using python?

Jul 31, 2018 in Blockchain by Perry
 • 17,100 points • 1,778 views
0 votes
1 answer

How do i startup the quantum resistant ledger (QRL) node?

Jul 31, 2018 in Blockchain by Perry
 • 17,100 points • 638 views
0 votes
1 answer

How to download the full blocks (with transactions) directly and in parallel from the connected nodes in NodesGroup?

Jul 31, 2018 in Blockchain by Perry
 • 17,100 points • 419 views
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