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 • 1,476 views
0 votes
1 answer

How to solve Runtime error when querying Hyperledger?

Jul 9, 2018 in Blockchain by digger
 • 26,740 points • 945 views
0 votes
1 answer

What is the peer node start in hyperledger?

Jul 9, 2018 in Blockchain by slayer
 • 29,370 points • 1,042 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 • 1,489 views
+1 vote
1 answer

What is blockchain apart from bitcoin?

Jul 9, 2018 in Blockchain by slayer
 • 29,370 points • 838 views
0 votes
1 answer

How to store photos in Hyperledger smart contract?

Jul 9, 2018 in Blockchain by digger
 • 26,740 points • 846 views
0 votes
1 answer

AttributeError while trying to start peer port in Hyperledger.

Jul 9, 2018 in Blockchain by slayer
 • 29,370 points • 741 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 • 1,364 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 • 1,885 views
0 votes
1 answer

How to set web3 solidity variable value?

Jul 6, 2018 in Blockchain by sabby
 • 4,370 points • 2,119 views
0 votes
1 answer

How does my peer communicate with fabric CA?

Jul 6, 2018 in Blockchain by slayer
 • 29,370 points • 859 views
0 votes
1 answer

"const is reserved" parse error.

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 1,597 views
0 votes
1 answer

Use of command : ./teardownFabric.sh

Jul 6, 2018 in Blockchain by sabby
 • 4,370 points • 754 views
0 votes
1 answer

How can i copy block aspects in hyperledger fabric?

Jul 6, 2018 in Blockchain by slayer
 • 29,370 points • 786 views
0 votes
1 answer

REQUEST_TIMEOUT error in Hyperledger Fabric, Linux

Jul 6, 2018 in Blockchain by sabby
 • 4,370 points • 2,758 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 • 3,343 views
0 votes
1 answer

How to send chaincode error to the calling application?

Jul 6, 2018 in Blockchain by slayer
 • 29,370 points • 1,263 views
0 votes
1 answer

IRS demo Scheduled Event - InitiationHandler

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 563 views
0 votes
1 answer

Generic put and get in hyperledger fabric

Jul 6, 2018 in Blockchain by slayer
 • 29,370 points • 558 views
0 votes
1 answer

Error connecting due to rpc error

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 803 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 • 559 views
0 votes
1 answer

Cant decode hex sting into decimal. Getting TypeError.

Jul 6, 2018 in Blockchain by digger
 • 26,740 points • 4,785 views
0 votes
1 answer

Send Payment error in Blockchain API

Jul 6, 2018 in Blockchain by sabby
 • 4,370 points • 1,752 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 • 885 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 • 939 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 • 2,877 views
0 votes
0 answers

Identification of purchased product

Jul 6, 2018 in Blockchain by charlie_brown
 • 7,720 points • 341 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 • 807 views
0 votes
1 answer

composer network start with error SERVICE_UNAVAILABLE

Jul 6, 2018 in Blockchain by charlie_brown
 • 7,720 points • 1,154 views
0 votes
1 answer

How to create a ‘feeless’ ERC20 token?

Jul 6, 2018 in Blockchain by charlie_brown
 • 7,720 points • 948 views
0 votes
1 answer

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

Jul 5, 2018 in Blockchain by slayer
 • 29,370 points • 1,499 views
0 votes
1 answer

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

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 768 views
0 votes
1 answer

IBM Blockchain cant retrieving multiple rows from table

Jul 5, 2018 in Blockchain by slayer
 • 29,370 points • 649 views
0 votes
1 answer

How to retrieve complete world state of hyperledger?

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 1,394 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 • 564 views
0 votes
1 answer

Updating data of struct to save in chaincode.

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 1,199 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 • 1,678 views
0 votes
1 answer

Passing hash string with smart contracts

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 1,453 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 • 634 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 • 837 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 • 6,685 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 • 2,288 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 • 1,253 views
0 votes
1 answer

How to make transactions without creating assets in multichain?

Jul 3, 2018 in Blockchain by slayer
 • 29,370 points • 681 views
0 votes
1 answer

Geth 'sendTransaction' not working

Jul 3, 2018 in Blockchain by slayer
 • 29,370 points • 1,373 views
0 votes
1 answer

Network issue while testing Chaincode.

Jul 3, 2018 in Blockchain by slayer
 • 29,370 points • 583 views
0 votes
1 answer

How read-write sets is used in hyperledger?

Jul 3, 2018 in Blockchain by slayer
 • 29,370 points • 1,325 views
0 votes
1 answer

How blocks are linked in the Hyperledger Fabric blockchain?

Jul 3, 2018 in Blockchain by digger
 • 26,740 points • 1,575 views
0 votes
1 answer

How to remove the previous BlockChain data?

Jul 3, 2018 in Blockchain by slayer
 • 29,370 points • 937 views
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