Recent questions tagged blockchain

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1 answer

geth: Fatal: Error starting protocol stack: datadir already used by another process

Dec 6, 2018 in Blockchain by slayer
 • 29,370 points • 6,050 views
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1 answer

How to use different network cards for multiple composer rest server users?

Dec 6, 2018 in Blockchain by Christine
 • 15,790 points • 1,314 views
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1 answer

truffle compile shows error: TypeError: Invalid type for argument in function call.

Dec 5, 2018 in Blockchain by digger
 • 26,740 points • 2,377 views
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1 answer

Truffle compile shows DeclarationError: Undeclared identifier.

Dec 4, 2018 in Blockchain by digger
 • 26,740 points • 2,647 views
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1 answer

Should I encrypt my address before sending bitcoin?

Dec 4, 2018 in Blockchain by digger
 • 26,740 points • 633 views
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1 answer

What is the difference between hashing and encryption process?

Dec 4, 2018 in Blockchain by digger
 • 26,740 points • 1,894 views
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1 answer

Can we find out the bitcoin sender by their address?

Dec 4, 2018 in Blockchain by digger
 • 26,740 points • 2,202 views
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1 answer

What is the mean Hash Encryption?

Dec 4, 2018 in Blockchain by digger
 • 26,740 points • 988 views
0 votes
2 answers

Which are the languages and tools used for Blockchain Development?

Dec 4, 2018 in Career Counselling by digger
 • 26,740 points • 903 views
+1 vote
1 answer

Why is Blockchain called a Disruptive Technology?

Dec 3, 2018 in Blockchain by digger
 • 26,740 points • 1,082 views
0 votes
1 answer

Unboxing truffle: Shows error: Stopping to prevent overwriting data.

Dec 1, 2018 in Blockchain by digger
 • 26,740 points • 1,247 views
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2 answers

Truffle compile: Cant find module error

Dec 1, 2018 in Blockchain by digger
 • 26,740 points • 3,199 views
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1 answer

truffle npm run dev not working

Dec 1, 2018 in Blockchain by digger
 • 26,740 points • 1,778 views
0 votes
1 answer

Ethereum "truffle server" gives error: TypeError: fsevents is not a constructor

Nov 30, 2018 in Blockchain by digger
 • 26,740 points • 1,002 views
0 votes
1 answer

Not able to migrate contract in Truffle: Error: No network specified. Cannot determine current network

Nov 30, 2018 in Blockchain by slayer
 • 29,370 points • 1,318 views
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1 answer

Cant initialization project in truffle

Nov 30, 2018 in Blockchain by slayer
 • 29,370 points • 733 views
0 votes
1 answer

Ethereum truffle server command not working

Nov 30, 2018 in Blockchain by slayer
 • 29,370 points • 1,422 views
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3 answers

Truffle migrate Could not connect to your Ethereum client.

Nov 29, 2018 in Blockchain by digger
 • 26,740 points • 11,982 views
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1 answer

Not able to install truffle using npm install -g truffle

Nov 29, 2018 in Blockchain by digger
 • 26,740 points • 4,588 views
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1 answer

Not able to start testrpc for Ethereum truffle

Nov 28, 2018 in Blockchain by digger
 • 26,740 points • 1,094 views
+4 votes
1 answer

Tesla's Kubernetes dashboard hacked to run concurrency

Nov 23, 2018 in Events & Trending Topics by Ali
 • 11,360 points • 1,910 views
0 votes
1 answer

How to install chaincode in new Org in hyperledger fabric?

Nov 22, 2018 in Blockchain by digger
 • 26,740 points • 1,640 views
0 votes
1 answer

Hyperledger Vagrant make peer failed

Nov 22, 2018 in Blockchain by digger
 • 26,740 points • 1,262 views
0 votes
1 answer

Can not make a peer in Hyperledger Fabric

Nov 22, 2018 in Blockchain by digger
 • 26,740 points • 678 views
0 votes
1 answer

What is my chaincode ID in Hyperledger Fabric?

Nov 21, 2018 in Blockchain by slayer
 • 29,370 points • 1,937 views
0 votes
1 answer

Command "network" is not defined. in hyperledger composer

Nov 21, 2018 in Blockchain by slayer
 • 29,370 points • 1,578 views
+2 votes
4 answers

"failed to create new connection context deadline exceeded." error in Hyperledger Fabric

Nov 21, 2018 in Blockchain by slayer
 • 29,370 points • 13,252 views
0 votes
4 answers

Hyperledger fabric: enrollAdmin.js Error: Cannot find module 'fabric-client'

Nov 21, 2018 in Blockchain by slayer
 • 29,370 points • 5,506 views
0 votes
1 answer

"[RuntimeException] The "-t" option does not exist" error in Hyperledger composer.

Nov 21, 2018 in Blockchain by slayer
 • 29,370 points • 1,624 views
0 votes
1 answer

Connect to external server through Socket.IO from Node.js

Nov 21, 2018 in IoT (Internet of Things) by Bharani
 • 4,660 points • 15,429 views
0 votes
1 answer

How to connect channels of different systems in Hyperledger Fabric?

Nov 20, 2018 in Blockchain by digger
 • 26,740 points • 713 views
0 votes
1 answer

Hyperledger Fabric: How to get transaction history using key?

Nov 20, 2018 in Blockchain by digger
 • 26,740 points • 3,684 views
0 votes
1 answer

Hyperledger Composer: How to write complex queries in Composer?

Nov 20, 2018 in Blockchain by digger
 • 26,740 points • 1,214 views
0 votes
2 answers

Hyperledger Fabric: Channel creation failed! FAILED to execute End-2-End Scenario

Nov 20, 2018 in Blockchain by digger
 • 26,740 points • 3,302 views
0 votes
2 answers

Hyperledger byfn: could not assemble transaction: ProposalResponsePayloads do not match

Nov 20, 2018 in Blockchain by digger
 • 26,740 points • 3,616 views
0 votes
1 answer

Hyperledger Fabric: “Local Fabric binary version does not match this newer version of BYFN and is unsupported”.

Nov 19, 2018 in Blockchain by slayer
 • 29,370 points • 7,129 views
+1 vote
3 answers

Hyperledger Fabric: How to delete installed chaincode ?

Nov 19, 2018 in Blockchain by slayer
 • 29,370 points • 5,561 views
0 votes
2 answers

Hyperledger Fabric: Error: could not assemble transaction, err proposal response was not successful.

Nov 19, 2018 in Blockchain by slayer
 • 29,370 points • 8,736 views
+1 vote
1 answer

Hyperledger Fabric: Got permission denied Docker daemon socket at unix:///var/run/docker.sock

Nov 19, 2018 in Blockchain by slayer
 • 29,370 points • 4,044 views
0 votes
1 answer

Ethereum: Cloning cpp-ethereum from git.

Nov 19, 2018 in Blockchain by slayer
 • 29,370 points • 1,031 views
0 votes
1 answer

Accessing External Api in HyperLedger Fabric

Nov 17, 2018 in Blockchain by Perry
 • 17,100 points • 1,749 views
+1 vote
1 answer

Hyperledger fabric java sdk setup

Nov 17, 2018 in Blockchain by Perry
 • 17,100 points • 2,786 views
0 votes
1 answer

Hyperledger — how to set up REST API for invoking Chaincode?

Nov 17, 2018 in Blockchain by Perry
 • 17,100 points • 2,779 views
0 votes
1 answer

How can I send data to docker?

Nov 16, 2018 in Blockchain by Perry
 • 17,100 points • 640 views
0 votes
1 answer

Hyperledger Fabric: How to Parse arrays in req.body in node js express?

Nov 16, 2018 in Blockchain by digger
 • 26,740 points • 6,562 views
0 votes
1 answer

Hyperledger Fabric: How to Enable Full Logging in Balance Transfer?

Nov 16, 2018 in Blockchain by digger
 • 26,740 points • 1,644 views
0 votes
1 answer

Hyperledger Fabric: Changing component item owner automatically with its parent

Nov 16, 2018 in Blockchain by digger
 • 26,740 points • 1,062 views
0 votes
1 answer

Hyperledger composer: How to include relationship in custom query?

Nov 16, 2018 in Blockchain by digger
 • 26,740 points • 1,159 views
0 votes
1 answer

Hyperledger Fabric :failed to send proposal to peers: Unable to resolve host peer0.org1

Nov 16, 2018 in Blockchain by digger
 • 26,740 points • 2,348 views
0 votes
1 answer

Hyperledger Fabric: How to start/stop the fabric nodes?

Nov 15, 2018 in Blockchain by slayer
 • 29,370 points • 1,530 views
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