Recent questions tagged blockchain

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How to extract h160 address of bitcoin blockchain?

Jul 16, 2018 in Blockchain by slayer
 • 29,370 points • 2,637 views
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How are unique public address generated in bitcoin?

Jul 16, 2018 in Blockchain by digger
 • 26,740 points • 912 views
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Unable to request channel creation using Rest Api

Jul 16, 2018 in Blockchain by sabby
 • 4,370 points • 981 views
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Hyperledger Fabric V1.0 Application using Java SDK Client for is waiting indefinitely when invoking chaincode

Jul 16, 2018 in Blockchain by sabby
 • 4,370 points • 1,437 views
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How to handle memory and processor limitations of nodes in blockchain?

Jul 14, 2018 in Blockchain by aryya
 • 7,460 points • 907 views
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How is computational and electricity wastage be avoided other than successful bitcoin miner?

Jul 14, 2018 in Blockchain by aryya
 • 7,460 points • 528 views
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Where does Hyperledger Fabric store the database for the Blockchain?

Jul 13, 2018 in Blockchain by sabby
 • 4,370 points • 2,428 views
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Hyperledger: How to test endorsement policy for the business network in multiple organizations?

Jul 13, 2018 in Blockchain by sabby
 • 4,370 points • 1,452 views
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In a non-cryptocurrency implementation of Blockchain, how to successfully mine a node?

Jul 13, 2018 in Blockchain by sabby
 • 4,370 points • 596 views
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What is the purpose of Blockchain Technology?

Jul 13, 2018 in Blockchain by whatsinname
 • 280 points • 10,732 views
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Error during Hyperledger installation: Manifest peer latest not found

Jul 13, 2018 in Blockchain by sabby
 • 4,370 points • 803 views
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How to check Bitcoin Wallet ?

Jul 13, 2018 in Blockchain by sabby
 • 4,370 points • 1,436 views
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Transaction Id in Bitcoin Blockchain

Jul 13, 2018 in Blockchain by sabby
 • 4,370 points • 1,070 views
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Hyperledger Composer rest server NPM versions

Jul 13, 2018 in Blockchain by sabby
 • 4,370 points • 991 views
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Blockchain Python Syntax Error

Jul 13, 2018 in Blockchain by sabby
 • 4,370 points • 951 views
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How do I start mining on my private chain?

Jul 13, 2018 in Blockchain by sabby
 • 4,370 points • 1,861 views
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Hyperledger-Fabric Endorsement Policy: What are Members and Admins?

Jul 13, 2018 in Blockchain by sabby
 • 4,370 points • 1,103 views
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1 answer

How to solve Corda Node Startup Exception?

Jul 13, 2018 in Blockchain by slayer
 • 29,370 points • 1,079 views
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1 answer

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

Jul 13, 2018 in Blockchain by digger
 • 26,740 points • 727 views
+1 vote
2 answers

How to solve Hyperledger Fabric "error endorsing chaincode" error?

Jul 13, 2018 in Blockchain by slayer
 • 29,370 points • 4,781 views
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What is the difference between Blockchin and Bitcoin

Jul 13, 2018 in Blockchain by Mrunal
 • 680 points • 2,285 views
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What if I change Chaincode state in invokeChaincode?

Jul 13, 2018 in Blockchain by digger
 • 26,740 points • 1,083 views
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1 answer

What is transientMap in node.js and getTransient in chaincode?

Jul 13, 2018 in Blockchain by slayer
 • 29,370 points • 1,476 views
+1 vote
4 answers

How to connect peers to a private network using geth?

Jul 13, 2018 in Blockchain by digger
 • 26,740 points • 14,499 views
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Will blockchain be feasible in future when the ledgers will be of a larger size?

Jul 13, 2018 in Blockchain by slayer
 • 29,370 points • 762 views
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1 answer

How to write a program to get details of ERC tokens?

Jul 13, 2018 in Blockchain by digger
 • 26,740 points • 1,062 views
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1 answer

What is the max number of participants,assets and transactions?

Jul 13, 2018 in Blockchain by slayer
 • 29,370 points • 939 views
0 votes
1 answer

How to solve "Failed to deserialize creator identity error"?

Jul 13, 2018 in Blockchain by digger
 • 26,740 points • 1,785 views
0 votes
1 answer

What is CA (Authority) in Hyperledger Fabric?

Jul 12, 2018 in Blockchain by whatsinname
 • 280 points • 1,205 views
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1 answer

Error while Querying System Chaincode.

Jul 12, 2018 in Blockchain by slayer
 • 29,370 points • 860 views
0 votes
1 answer

Getting error when i execute ./byfn.sh -m up command.

Jul 12, 2018 in Blockchain by digger
 • 26,740 points • 1,200 views
0 votes
10 answers

How to solve gradle build failed error?

Jul 12, 2018 in Blockchain by slayer
 • 29,370 points • 49,483 views
+2 votes
2 answers

Can two chaincode interact with each other?

Jul 12, 2018 in Blockchain by digger
 • 26,740 points • 2,476 views
0 votes
1 answer

How to create a Genesis Block in a Private Network?

Jul 12, 2018 in Blockchain by slayer
 • 29,370 points • 2,139 views
0 votes
1 answer

What is the format for crypto-config.yaml and configtx.yaml in Hyperledger Fabric?

Jul 12, 2018 in Blockchain by digger
 • 26,740 points • 2,616 views
0 votes
1 answer

How to avoid Ethereum Token Name redundancy?

Jul 12, 2018 in Blockchain by slayer
 • 29,370 points • 843 views
0 votes
1 answer

Error while running curl command in Docker Quickstart Terminal

Jul 12, 2018 in Blockchain by digger
 • 26,740 points • 3,014 views
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1 answer

How to use real world/live data in my smart contract?

Jul 12, 2018 in Blockchain by slayer
 • 29,370 points • 1,301 views
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1 answer

'ppa:ethereum' error while installing ethereum on ubuntu

Jul 12, 2018 in Blockchain by digger
 • 26,740 points • 3,162 views
0 votes
2 answers

What is the difference between full node and partial node?

Jul 12, 2018 in Blockchain by whatsinname
 • 280 points • 6,145 views
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1 answer

How Hyperledger projects are different from each other?

Jul 12, 2018 in Blockchain by Mrunal
 • 680 points • 952 views
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1 answer

What are the differences between chain and state database in hyperledger fabric?

Jul 11, 2018 in Blockchain by aryya
 • 7,460 points • 2,576 views
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1 answer

How do I access the github repository for deploying blockchain on bluemix?

Jul 11, 2018 in Blockchain by aryya
 • 7,460 points • 750 views
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Not being able to deploy blockchain demo app on bluemix

Jul 11, 2018 in Blockchain by aryya
 • 7,460 points • 793 views
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1 answer

How can I access the details of a given address from a blockchain?

Jul 11, 2018 in Blockchain by aryya
 • 7,460 points • 1,024 views
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1 answer

How can I create multiple connection profiles and multiple nodes in hyperledger composer?

Jul 11, 2018 in Blockchain by aryya
 • 7,460 points • 1,149 views
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How can I retrieve to and from address in transaction directly from blockchain?

Jul 11, 2018 in Blockchain by aryya
 • 7,460 points • 1,384 views
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1 answer

Include real world data in smart contract

Jul 11, 2018 in Blockchain by aryya
 • 7,460 points • 1,104 views
0 votes
1 answer

How do I ensure that the token name is not redundant?

Jul 11, 2018 in Blockchain by aryya
 • 7,460 points • 644 views
0 votes
1 answer

Where are the transaction details of a smart contract is written in Ethereum?

Jul 11, 2018 in Blockchain by aryya
 • 7,460 points • 958 views
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