Recent questions tagged blockchain

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1 answer

Blockchain Basic Questions

Jun 29, 2020 in Blockchain by Nikhil
 • 120 points • 921 views
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1 answer

How to create an instance of contract in Truffle console?

Jun 17, 2020 in Blockchain by Edureka
 • 120 points • 1,796 views
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Attach two nodes on different machine via private blockchain (Ethereum)

Jun 9, 2020 in Blockchain by Ritvik
 • 120 points • 1,375 views
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Channel fails to create Hyperledger Fabric

May 26, 2020 in Blockchain by Sara
 • 130 points • 1,617 views
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is there any way of getting all data in hyperledger fabric before we start the ledger

May 22, 2020 in Blockchain by harinishree
 • 150 points • 1,283 views
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Which is the best website to learn Blockchain with Certification?

May 20, 2020 in Career Counselling by kartik
 • 37,510 points • 459 views
+1 vote
1 answer

while I am hitting servies in node js in hyperledger fabric 2.0 I am getting issues like Invalid common connection profile due to missing configuration data

May 14, 2020 in Blockchain by harinishree
 • 150 points • 981 views
+1 vote
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Hyperledger fabric : unable to create channel on raspberry pi 4 with Raft ordering service

May 13, 2020 in Blockchain by Manon
 • 130 points • 1,188 views
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1 answer

Error: '.' is not recognized as an internal or external command,

May 5, 2020 in Blockchain by kartik
 • 37,510 points • 9,424 views
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1 answer

Javascript ES6 TypeError: Class constructor Client cannot be invoked without 'new'

May 5, 2020 in Blockchain by kartik
 • 37,510 points • 22,134 views
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Received error response from peer: message=failed to execute transaction 33b63361e1ce528c334ecf9ef70af2c9136c0fcc444d1ead9d24b5bae8c6dc57

May 4, 2020 in Blockchain by Edureka
 • 120 points • 690 views
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1 answer

I face problem while running hyperledger fabric's sample application "build your first network" byfn.sh giving time out while chaincode installation.

Apr 25, 2020 in Blockchain by SudipDurgapur
 • 140 points • 3,792 views
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how can i add more than one node to mining blocks ??

Apr 12, 2020 in Blockchain by Hicham
 • 120 points • 446 views
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Could not assemble transaction, err proposal response was not successful, error code 500, msg chaincode registration failed: container exited with 0

Apr 8, 2020 in Blockchain by nithin
 • 140 points • 3,741 views
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1 answer

getting error while starting Hyperleger fabric network on Aws server

Mar 30, 2020 in Blockchain by nithin
 • 140 points • 2,469 views
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How I can connect multiple physical machine with hyperledger fabric??

Mar 12, 2020 in Blockchain by Md
 • 120 points • 1,149 views
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Low_s canonical signature for bitcoin transaction

Mar 3, 2020 in Blockchain by anonymous
 • 120 points • 744 views
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Is there any resource for hyper ledger fabric to learn?

Mar 2, 2020 in Blockchain by anonymous
 • 120 points • 722 views
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Hyperledger Fabric: Average & Max Price FabCar

Mar 1, 2020 in Blockchain by pablobonet
 • 120 points • 589 views
+1 vote
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How I can Develope a chaincode for generating network admins private and public key using certification authority for each organisation and Is it possible?

Jan 23, 2020 in Blockchain by Rashmirekha
 • 130 points • 726 views
–1 vote
1 answer

how to npm install in node.js

Jan 12, 2020 in Blockchain by anonymous
 • 190 points • 582 views
+1 vote
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How can i made a ledger-system using hyperledger.

Jan 12, 2020 in Blockchain by anonymous
 • 190 points • 558 views
+1 vote
1 answer

how to creat a privaet blockchain network using ganache step by step process

Jan 12, 2020 in Blockchain by Rohan
 • 190 points • 1,279 views
+1 vote
2 answers

Error 500: mychannel has been migrated to new lifecycle. Chaincode instantiation error.

Jan 9, 2020 in Blockchain by Aditya
 • 250 points • 3,909 views
+1 vote
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Error 500 during instantiation of chaincode for commercial-paper example.

Jan 9, 2020 in Blockchain by Aditya
 • 250 points • 1,561 views
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i am new to hperledger fabric in the offical docs they relased 2.0 version i am geeting error related to tls handshake

Dec 11, 2019 in Blockchain by vineeth
 • 150 points • 441 views
+1 vote
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not getting real transaction ID only getting temp-transaction ID in fabric-sdk

Nov 14, 2019 in Blockchain by laxman
 • 130 points • 646 views
+1 vote
1 answer

Can we pass string values to the contract which holds bytes 32 only?

Aug 26, 2019 in Blockchain by anonymous
 • 130 points • 850 views
+1 vote
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Can I change the network id in ganache GUI? Is it work for calling the functions in solidity?

Aug 16, 2019 in Blockchain by anonymous
 • 1,046 views
+1 vote
1 answer

Error while sending a transaction from Web3py to a Smart Contract in Remix

Aug 5, 2019 in Blockchain by Yaxir
 • 1,514 views
+1 vote
1 answer

hyperledger fabric: can't find package: github.com/pkg/errors in GOPATH or GOROOT

Aug 3, 2019 in Blockchain by aiga
 • 1,850 views
+2 votes
1 answer

Trying to instantiate chain code on channel

Aug 1, 2019 in Blockchain by Deven
 • 140 points • 1,651 views
0 votes
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How to use mutual authentication without CA in hyperledger fabric

Jul 29, 2019 in Blockchain by behnaz
 • 120 points • 521 views
0 votes
1 answer

How to include/ install any library in node.js application program?

Jul 26, 2019 in Others by code_ninja
 • 6,290 points • 1,256 views
0 votes
1 answer

how to develop healthcare records using DApp on Blockchain?

Jul 26, 2019 in Blockchain by anonymous
 • 2,050 views
0 votes
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how to Build Bitcoin address and balance database?

Jul 25, 2019 in Blockchain by Raj
 • 180 points • 907 views
+1 vote
1 answer

how to create channels with new orgs in Fabric? getting error: Attempted to include a member which is not in the consortium.

Jul 22, 2019 in Blockchain by ayusht11
 • 2,706 views
+1 vote
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Metamask popup on Server side (Express js) ?

Jul 15, 2019 in Blockchain by Dzaky
 • 130 points • 1,406 views
+2 votes
1 answer

how to convert hash160 to bitcoin address in python?

Jul 12, 2019 in Blockchain by Raj
 • 180 points • 3,203 views
+1 vote
1 answer

Multichain "Resource temporarily unavailable" error

Jul 10, 2019 in Blockchain by Yashita
 • 561 views
0 votes
1 answer

In assymetric cryptography how and when the sender will share the public key with the receiver?

Jul 3, 2019 in Blockchain by Rasheed
 • 558 views
+1 vote
1 answer

Listing all Bitcoin Miners

Jul 3, 2019 in Blockchain by Tina
 • 500 views
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1 answer

How can I become a miner in Blockchain?

Jul 3, 2019 in Blockchain by Reshma
 • 3,158 views
0 votes
1 answer

Public and private keys created residing in laptop/mobile while initiating a transaction

Jul 3, 2019 in Blockchain by Vishwa
 • 498 views
0 votes
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LIVE PODCAST THREAD** (#2 Are Smart contracts really the Future?)

Jun 28, 2019 in Blockchain by Vardhan
 • 13,190 points • 654 views
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In R3 Corda I don't know to start the web server port in server?

Jun 26, 2019 in Blockchain by anonymous
 • 790 views
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Migrations ran out of gas

Jun 25, 2019 in Blockchain by anonymous
 • 880 views
+1 vote
1 answer

Where to download the corda network bootstrapper 3.1 or 3.2 version for r3 corda?

Jun 24, 2019 in Blockchain by anonymous
 • 692 views
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Network Parameter and additional node info file in R3 corda?

Jun 21, 2019 in Blockchain by anonymous
 • 592 views
0 votes
1 answer

Using public and private keys for Blockchain transaction

Jun 20, 2019 in Blockchain by Tony
 • 855 views
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