Recent questions tagged blockchain

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1 answer

how to get modification history of asset?

Jul 9, 2018 in Blockchain by slayer
 • 29,370 points • 1,480 views
0 votes
1 answer

How to solve Runtime error when querying Hyperledger?

Jul 9, 2018 in Blockchain by digger
 • 26,740 points • 948 views
0 votes
1 answer

What is the peer node start in hyperledger?

Jul 9, 2018 in Blockchain by slayer
 • 29,370 points • 1,047 views
0 votes
1 answer

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

Jul 9, 2018 in Blockchain by digger
 • 26,740 points • 1,491 views
+1 vote
1 answer

What is blockchain apart from bitcoin?

Jul 9, 2018 in Blockchain by slayer
 • 29,370 points • 839 views
0 votes
1 answer

How to store photos in Hyperledger smart contract?

Jul 9, 2018 in Blockchain by digger
 • 26,740 points • 849 views
0 votes
1 answer

AttributeError while trying to start peer port in Hyperledger.

Jul 9, 2018 in Blockchain by slayer
 • 29,370 points • 743 views
0 votes
1 answer

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

Jul 9, 2018 in Blockchain by digger
 • 26,740 points • 1,367 views
0 votes
1 answer

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

Jul 6, 2018 in Blockchain by sabby
 • 4,370 points • 1,887 views
0 votes
1 answer

How to set web3 solidity variable value?

Jul 6, 2018 in Blockchain by sabby
 • 4,370 points • 2,124 views
0 votes
1 answer

How does my peer communicate with fabric CA?

Jul 6, 2018 in Blockchain by slayer
 • 29,370 points • 865 views
0 votes
1 answer

"const is reserved" parse error.

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 1,599 views
0 votes
1 answer

Use of command : ./teardownFabric.sh

Jul 6, 2018 in Blockchain by sabby
 • 4,370 points • 755 views
0 votes
1 answer

How can i copy block aspects in hyperledger fabric?

Jul 6, 2018 in Blockchain by slayer
 • 29,370 points • 788 views
0 votes
1 answer

REQUEST_TIMEOUT error in Hyperledger Fabric, Linux

Jul 6, 2018 in Blockchain by sabby
 • 4,370 points • 2,762 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 • 3,345 views
0 votes
1 answer

How to send chaincode error to the calling application?

Jul 6, 2018 in Blockchain by slayer
 • 29,370 points • 1,265 views
0 votes
1 answer

IRS demo Scheduled Event - InitiationHandler

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 565 views
0 votes
1 answer

Generic put and get in hyperledger fabric

Jul 6, 2018 in Blockchain by slayer
 • 29,370 points • 560 views
0 votes
1 answer

Error connecting due to rpc error

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 806 views
0 votes
1 answer

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

Jul 6, 2018 in Blockchain by slayer
 • 29,370 points • 564 views
0 votes
1 answer

Cant decode hex sting into decimal. Getting TypeError.

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 4,788 views
0 votes
1 answer

Send Payment error in Blockchain API

Jul 6, 2018 in Blockchain by sabby
 • 4,370 points • 1,758 views
0 votes
1 answer

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

Jul 6, 2018 in Blockchain by sabby
 • 4,370 points • 889 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 • 945 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 • 2,880 views
0 votes
0 answers

Identification of purchased product

Jul 6, 2018 in Blockchain by charlie_brown
 • 7,720 points • 343 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 • 809 views
0 votes
1 answer

composer network start with error SERVICE_UNAVAILABLE

Jul 6, 2018 in Blockchain by charlie_brown
 • 7,720 points • 1,156 views
0 votes
1 answer

How to create a ‘feeless’ ERC20 token?

Jul 6, 2018 in Blockchain by charlie_brown
 • 7,720 points • 950 views
0 votes
1 answer

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

Jul 5, 2018 in Blockchain by slayer
 • 29,370 points • 1,504 views
0 votes
1 answer

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

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 774 views
0 votes
1 answer

IBM Blockchain cant retrieving multiple rows from table

Jul 5, 2018 in Blockchain by slayer
 • 29,370 points • 652 views
0 votes
1 answer

How to retrieve complete world state of hyperledger?

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 1,396 views
0 votes
1 answer

difference between running docker image in and outside of vagrant

Jul 5, 2018 in Blockchain by slayer
 • 29,370 points • 567 views
0 votes
1 answer

Updating data of struct to save in chaincode.

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 1,204 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
 • 29,370 points • 1,684 views
0 votes
1 answer

Passing hash string with smart contracts

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 1,458 views
0 votes
1 answer

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

Jul 5, 2018 in Blockchain by slayer
 • 29,370 points • 639 views
0 votes
0 answers

Blockchain.info wallet API callback

Jul 4, 2018 in Blockchain by sabby
 • 4,370 points • 885 views
0 votes
1 answer

Hyperledge fabric v0.6 querying states between a period range

Jul 4, 2018 in Blockchain by slayer
 • 29,370 points • 841 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 • 6,694 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 • 2,291 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 • 1,256 views
0 votes
1 answer

How to make transactions without creating assets in multichain?

Jul 3, 2018 in Blockchain by slayer
 • 29,370 points • 685 views
0 votes
1 answer

Geth 'sendTransaction' not working

Jul 3, 2018 in Blockchain by slayer
 • 29,370 points • 1,376 views
0 votes
1 answer

Network issue while testing Chaincode.

Jul 3, 2018 in Blockchain by slayer
 • 29,370 points • 586 views
0 votes
1 answer

How read-write sets is used in hyperledger?

Jul 3, 2018 in Blockchain by slayer
 • 29,370 points • 1,330 views
0 votes
1 answer

How blocks are linked in the Hyperledger Fabric blockchain?

Jul 3, 2018 in Blockchain by digger
 • 26,740 points • 1,577 views
0 votes
1 answer

How to remove the previous BlockChain data?

Jul 3, 2018 in Blockchain by slayer
 • 29,370 points • 943 views
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