Recent questions tagged blockchain

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1 answer

Unknown MSP DEFAULT error query chaincode

Jun 8, 2018 in Blockchain by Perry
 • 17,100 points • 931 views
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1 answer

How to get current block number in parity?

Jun 8, 2018 in Blockchain by Perry
 • 17,100 points • 1,496 views
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1 answer

PROTOBUF_INLINE_NOT_IN_HEADERS

Jun 7, 2018 in Blockchain by nsv999
 • 5,500 points • 1,360 views
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1 answer

Understanding Hyperledger transaction verification

Jun 7, 2018 in Blockchain by nsv999
 • 5,500 points • 1,228 views
+1 vote
1 answer

Car lease demo database location in IBM blockchain

Jun 7, 2018 in Blockchain by anonymous
 • 1,558 views
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1 answer

Why am I getting a grp timeout while setting up a Hyperledger development?

Jun 7, 2018 in Blockchain by nsv999
 • 5,500 points • 855 views
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1 answer

What is the use of Ethereum's RLPx in Ethereum ecosystem?

Jun 5, 2018 in Blockchain by Perry
 • 17,100 points • 2,355 views
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1 answer

Issue deploying the business network using hyperledger composer

Jun 5, 2018 in Blockchain by Perry
 • 17,100 points • 1,107 views
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1 answer

What happen to the mining fee for the blocks that are stale?

Jun 4, 2018 in Blockchain by Christine
 • 15,790 points • 806 views
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1 answer

How can I modify hyperledger's blockchain endorsement policy?

Jun 4, 2018 in Blockchain by Christine
 • 15,790 points • 1,271 views
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1 answer

Account not listed in the Deploy Contract screen?

Jun 4, 2018 in Blockchain by Johnathon
 • 9,090 points • 704 views
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1 answer

Can I swap an ERC-20 token with a Neo NEP5 token using a smart contract?

Jun 4, 2018 in Blockchain by Johnathon
 • 9,090 points • 1,109 views
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1 answer

How to get the already existing channels in Hyperledger v1.0?

Jun 4, 2018 in Blockchain by Johnathon
 • 9,090 points • 2,651 views
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1 answer

How is a request sent from an app to a smart contract?

Jun 4, 2018 in Blockchain by Johnathon
 • 9,090 points • 866 views
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1 answer

What could be the best term to use for the collection of contracts in a .sol file?

Jun 2, 2018 in Blockchain by Johnathon
 • 9,090 points • 869 views
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1 answer

where is ethereum contract instance state stored???

Jun 2, 2018 in Blockchain by Johnathon
 • 9,090 points • 734 views
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1 answer

Can smart contract have token balance?

May 31, 2018 in Blockchain by Perry
 • 17,100 points • 1,544 views
0 votes
1 answer

Is IPFS, blockchain a decentralized file system?

May 31, 2018 in Blockchain by Perry
 • 17,100 points • 1,104 views
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1 answer

Can I secretly add numbers in a smart contract and only add sum?

May 30, 2018 in Blockchain by Christine
 • 15,790 points • 920 views
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3 answers

How to create a cryptocurrency based reward system using Ethereum?

May 30, 2018 in Blockchain by Christine
 • 15,790 points • 1,961 views
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1 answer

How do I develop a supply chain DApp on Blockchain?

May 30, 2018 in Blockchain by Christine
 • 15,790 points • 1,634 views
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1 answer

How do I send back ethers to the sender of the tokens in a smart contract?

May 30, 2018 in Blockchain by Christine
 • 15,790 points • 3,760 views
0 votes
1 answer

What if Gas required in my program exceeds the limit of 3000000?

May 29, 2018 in Blockchain by nsv999
 • 5,500 points • 940 views
0 votes
1 answer

Geth account password on command line

May 29, 2018 in Blockchain by nsv999
 • 5,500 points • 2,393 views
0 votes
1 answer

How can I synchronize smart contract on blockchain?

May 29, 2018 in Blockchain by Johnathon
 • 9,090 points • 1,216 views
0 votes
1 answer

How can I integrate ethereum wallet on my site??

May 29, 2018 in Blockchain by Johnathon
 • 9,090 points • 3,413 views
0 votes
1 answer

How can I simulate private bitcoin network with random peer discovery?

May 29, 2018 in Blockchain by Mandy
 • 826 views
0 votes
1 answer

Can we say that Applications on hyperledger fabric are centralized?

May 29, 2018 in Blockchain by anonymous
 • 706 views
0 votes
1 answer

How to read a state after writing it into a chaincode?

May 28, 2018 in Blockchain by Christine
 • 15,790 points • 2,211 views
0 votes
1 answer

Curl Script Usage in Ethereum Blockcypher's API

May 28, 2018 in Blockchain by nsv999
 • 5,500 points • 1,610 views
0 votes
1 answer

How is the ledger kept consistent among differnt peers in blockchain?

May 26, 2018 in Blockchain by Shashank
 • 10,400 points • 1,255 views
0 votes
1 answer

how do we register our assets in hyperledger?

May 26, 2018 in Blockchain by Shashank
 • 10,400 points • 1,162 views
+1 vote
4 answers

What is the asset, key-value pair in hyperledger fabric?

May 24, 2018 in Blockchain by Shashank
 • 10,400 points • 3,384 views
0 votes
1 answer

How can I communicate with peer to peer in a hyperledger fabric local network?

May 24, 2018 in Blockchain by Shashank
 • 10,400 points • 2,085 views
0 votes
1 answer

Can there be different smart contract with same logic or a master contract with all configuration?

May 23, 2018 in Blockchain by Shashank
 • 10,400 points • 809 views
0 votes
1 answer

Why do we use virtual machine for running smart contracts.

May 23, 2018 in Blockchain by Shashank
 • 10,400 points • 1,077 views
0 votes
1 answer

How Bitcoin wallet find unspent transaction output(UTXOs)?

May 22, 2018 in Blockchain by Johnathon
 • 9,090 points • 1,406 views
0 votes
1 answer

Can someone pls explain the hyperledger consensus?

May 22, 2018 in Blockchain by Johnathon
 • 9,090 points • 791 views
0 votes
1 answer

Does the contract hosting account owns ether that is being sent to contract too??

May 22, 2018 in Blockchain by Shashank
 • 10,400 points • 756 views
0 votes
1 answer

What happens to the blockchain currency when nodes gets disconnected?

May 22, 2018 in Blockchain by Shashank
 • 10,400 points • 1,569 views
0 votes
1 answer

How can I sync geth and testrpc private nodes locally?

May 17, 2018 in Blockchain by Shashank
 • 10,400 points • 899 views
0 votes
1 answer

How do I use hyperledger fabric blockchain to build my own application?

May 17, 2018 in Blockchain by Shashank
 • 10,400 points • 1,206 views
0 votes
2 answers

How to set permissions within a blockchain?

May 15, 2018 in Blockchain by Johnathon
 • 9,090 points • 1,234 views
+1 vote
1 answer

How do I develop enterprise solutions using hyperledger composer?

May 15, 2018 in Blockchain by Johnathon
 • 9,090 points • 1,086 views
0 votes
1 answer

Why am I not getting 100 ethers in my metamask account?

May 12, 2018 in Blockchain by anonymous
 • 2,637 views
0 votes
1 answer

How a transaction validity is verified in blockchain?

May 11, 2018 in Blockchain by Shashank
 • 10,400 points • 867 views
0 votes
2 answers

Can a blockchain be used to verify or store a document on the blockchain?

May 11, 2018 in Blockchain by anonymous
 • 1,873 views
0 votes
1 answer

How is storage space handled in hyperledger peer?

May 10, 2018 in Blockchain by Shashank
 • 10,400 points • 1,429 views
0 votes
1 answer

How do I submit multiple transaction in a block?

May 10, 2018 in Blockchain by Shashank
 • 10,400 points • 1,623 views
0 votes
1 answer

Can a blockchain be used to verify or store a document on the blockchain?

May 10, 2018 in Blockchain by Shashank
 • 10,400 points • 915 views
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