Recent questions tagged blockchain

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1 answer

AWS multichain network, "Couldn't connect to the seed node" error

Jul 9, 2018 in Blockchain by digger
 • 26,740 points • 1,245 views
+1 vote
1 answer

What is blockchain apart from bitcoin?

Jul 9, 2018 in Blockchain by slayer
 • 29,350 points • 611 views
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How to store photos in Hyperledger smart contract?

Jul 9, 2018 in Blockchain by digger
 • 26,740 points • 708 views
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1 answer

AttributeError while trying to start peer port in Hyperledger.

Jul 9, 2018 in Blockchain by slayer
 • 29,350 points • 531 views
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1 answer

How to set up Hyperledger Fabric v0.6 network without docker?

Jul 9, 2018 in Blockchain by digger
 • 26,740 points • 1,206 views
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1 answer

Error while trying to create dir if missing: mkdir /var/hyperledger: permission denied

Jul 6, 2018 in Blockchain by sabby
 • 4,390 points • 1,628 views
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1 answer

How to set web3 solidity variable value?

Jul 6, 2018 in Blockchain by sabby
 • 4,390 points • 1,909 views
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1 answer

How does my peer communicate with fabric CA?

Jul 6, 2018 in Blockchain by slayer
 • 29,350 points • 705 views
0 votes
1 answer

"const is reserved" parse error.

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 1,441 views
0 votes
1 answer

Use of command : ./teardownFabric.sh

Jul 6, 2018 in Blockchain by sabby
 • 4,390 points • 608 views
0 votes
1 answer

How can i copy block aspects in hyperledger fabric?

Jul 6, 2018 in Blockchain by slayer
 • 29,350 points • 637 views
0 votes
1 answer

REQUEST_TIMEOUT error in Hyperledger Fabric, Linux

Jul 6, 2018 in Blockchain by sabby
 • 4,390 points • 2,506 views
0 votes
2 answers

Where can i find Hyperledger Fabric Node SDK sample application?

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 3,125 views
0 votes
1 answer

How to send chaincode error to the calling application?

Jul 6, 2018 in Blockchain by slayer
 • 29,350 points • 1,050 views
0 votes
1 answer

IRS demo Scheduled Event - InitiationHandler

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 434 views
0 votes
1 answer

Generic put and get in hyperledger fabric

Jul 6, 2018 in Blockchain by slayer
 • 29,350 points • 370 views
0 votes
1 answer

Error connecting due to rpc error

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 671 views
0 votes
1 answer

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

Jul 6, 2018 in Blockchain by slayer
 • 29,350 points • 411 views
0 votes
1 answer

Cant decode hex sting into decimal. Getting TypeError.

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 4,438 views
0 votes
1 answer

Send Payment error in Blockchain API

Jul 6, 2018 in Blockchain by sabby
 • 4,390 points • 1,587 views
0 votes
1 answer

How do I add multiple recipients for transactions via Blockchain API?

Jul 6, 2018 in Blockchain by sabby
 • 4,390 points • 700 views
0 votes
1 answer

How to test endorsement policy for the business network in multiple organizations

Jul 6, 2018 in Blockchain by charlie_brown
 • 7,720 points • 616 views
+1 vote
4 answers

Where does hyperledger fabric store the database for the blockchain?

Jul 6, 2018 in Blockchain by charlie_brown
 • 7,720 points • 2,603 views
0 votes
0 answers

Identification of purchased product

Jul 6, 2018 in Blockchain by charlie_brown
 • 7,720 points • 271 views
0 votes
1 answer

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

Jul 6, 2018 in Blockchain by charlie_brown
 • 7,720 points • 661 views
0 votes
1 answer

composer network start with error SERVICE_UNAVAILABLE

Jul 6, 2018 in Blockchain by charlie_brown
 • 7,720 points • 932 views
0 votes
1 answer

How to create a ‘feeless’ ERC20 token?

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

how can i convert stub.GetTxTimestamp() to type string?

Jul 5, 2018 in Blockchain by slayer
 • 29,350 points • 1,259 views
0 votes
1 answer

"set RNG(RandomUtils.Random) before generating random numbers" error

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 602 views
0 votes
1 answer

IBM Blockchain cant retrieving multiple rows from table

Jul 5, 2018 in Blockchain by slayer
 • 29,350 points • 479 views
0 votes
1 answer

How to retrieve complete world state of hyperledger?

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 1,207 views
0 votes
1 answer

difference between running docker image in and outside of vagrant

Jul 5, 2018 in Blockchain by slayer
 • 29,350 points • 370 views
0 votes
1 answer

Updating data of struct to save in chaincode.

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 1,055 views
0 votes
1 answer

How is consensus reached when there are only two peers in Hyperledger Fabric?

Jul 5, 2018 in Blockchain by slayer
 • 29,350 points • 1,229 views
0 votes
1 answer

Passing hash string with smart contracts

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 1,162 views
0 votes
1 answer

"could not find test.properties" error in Hyperledger v1.0

Jul 5, 2018 in Blockchain by slayer
 • 29,350 points • 466 views
0 votes
0 answers

Blockchain.info wallet API callback

Jul 4, 2018 in Blockchain by sabby
 • 4,390 points • 724 views
0 votes
1 answer

Hyperledge fabric v0.6 querying states between a period range

Jul 4, 2018 in Blockchain by slayer
 • 29,350 points • 648 views
+7 votes
34 answers

The One question you always wanted to ask about your career!!!

Jul 4, 2018 in Career Counselling by donotcall
 • 650 points • 5,230 views
0 votes
1 answer

How would I run SpringBoot with the Java-SDK of Hyperledger Fabric java daemon?

Jul 4, 2018 in Blockchain by Shashank
 • 10,400 points • 2,051 views
+1 vote
2 answers

How do I access the api generated by hyperledger composer publicly?

Jul 4, 2018 in Blockchain by Shashank
 • 10,400 points • 1,060 views
0 votes
1 answer

How to make transactions without creating assets in multichain?

Jul 3, 2018 in Blockchain by slayer
 • 29,350 points • 532 views
0 votes
1 answer

Geth 'sendTransaction' not working

Jul 3, 2018 in Blockchain by slayer
 • 29,350 points • 1,213 views
0 votes
1 answer

Network issue while testing Chaincode.

Jul 3, 2018 in Blockchain by slayer
 • 29,350 points • 413 views
0 votes
1 answer

How read-write sets is used in hyperledger?

Jul 3, 2018 in Blockchain by slayer
 • 29,350 points • 1,136 views
0 votes
1 answer

How blocks are linked in the Hyperledger Fabric blockchain?

Jul 3, 2018 in Blockchain by digger
 • 26,740 points • 1,390 views
0 votes
1 answer

How to remove the previous BlockChain data?

Jul 3, 2018 in Blockchain by slayer
 • 29,350 points • 686 views
0 votes
1 answer

How ordering nodes synchronize work?

Jul 3, 2018 in Blockchain by slayer
 • 29,350 points • 597 views
0 votes
1 answer

How to change "gasLimit" on Azure private blockchain?

Jul 3, 2018 in Blockchain by slayer
 • 29,350 points • 650 views
0 votes
1 answer

In Hyperledger fabric, how does committer validate the transaction?

Jul 3, 2018 in Blockchain by slayer
 • 29,350 points • 1,078 views
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