Recent questions tagged blockchain

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1 answer

How to get current value of bitcoin?

Aug 20, 2018 in Blockchain by slayer
 • 29,370 points • 891 views
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1 answer

Getting error while building Bitcoind on MAC OS

Aug 20, 2018 in Blockchain by digger
 • 26,740 points • 929 views
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1 answer

Cant connect Jsonrpc to bitcoin.

Aug 20, 2018 in Blockchain by slayer
 • 29,370 points • 1,091 views
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2 answers

How to check if bitcoin address is valid?

Aug 20, 2018 in Blockchain by digger
 • 26,740 points • 3,283 views
0 votes
1 answer

Bitcoin transaction “"You must provide a recipient address" ” error.

Aug 20, 2018 in Blockchain by slayer
 • 29,370 points • 783 views
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1 answer

Bitcoin Wallet address validation using Json and bitcoin/blockexplorer.

Aug 20, 2018 in Blockchain by digger
 • 26,740 points • 2,418 views
0 votes
1 answer

Bitcoin pool mining using stratum

Aug 20, 2018 in Blockchain by slayer
 • 29,370 points • 1,288 views
0 votes
1 answer

Terminating transaction-cli

Aug 20, 2018 in Blockchain by digger
 • 26,740 points • 624 views
0 votes
1 answer

Sending keep-alive packet, bitcoin.

Aug 20, 2018 in Blockchain by slayer
 • 29,370 points • 981 views
+1 vote
1 answer

How to generate Bitcoin address?

Aug 20, 2018 in Blockchain by digger
 • 26,740 points • 1,224 views
0 votes
1 answer

How to resolve blockchain DNS using Python Requests?

Aug 17, 2018 in Blockchain by sabby
 • 4,370 points • 1,910 views
0 votes
1 answer

Who decided the rules for Cryptocurrency in the first place?

Aug 17, 2018 in Blockchain by sabby
 • 4,370 points • 661 views
0 votes
3 answers

Hyperledger-fabric not working with docker swarm

Aug 17, 2018 in Blockchain by sabby
 • 4,370 points • 2,770 views
0 votes
1 answer

How to parse Json data from remote server?

Aug 17, 2018 in Blockchain by slayer
 • 29,370 points • 1,019 views
0 votes
1 answer

How to install Magento Bitcoin Currency extension on linux box?

Aug 17, 2018 in Blockchain by digger
 • 26,740 points • 1,135 views
0 votes
1 answer

OpenSSL i2o_ECPublicKey not working

Aug 17, 2018 in Blockchain by slayer
 • 29,370 points • 1,374 views
0 votes
2 answers

How do I interact with a smart contract on a private network through web3.js

Aug 17, 2018 in Blockchain by sabby
 • 4,370 points • 3,987 views
+3 votes
3 answers

How to validate bitcoin address?

Aug 17, 2018 in Blockchain by digger
 • 26,740 points • 6,654 views
0 votes
1 answer

Implementing Giveaways in Blockchain

Aug 17, 2018 in Blockchain by sabby
 • 4,370 points • 776 views
0 votes
1 answer

How to control bitcoind from another machine?

Aug 17, 2018 in Blockchain by slayer
 • 29,370 points • 1,122 views
0 votes
1 answer

How to convert byte array to hex string?

Aug 17, 2018 in Blockchain by digger
 • 26,740 points • 3,061 views
0 votes
1 answer

How to see bitcoin transaction info?

Aug 17, 2018 in Blockchain by slayer
 • 29,370 points • 2,143 views
0 votes
1 answer

How to use Blockchain receive API without exchange rate?

Aug 17, 2018 in Blockchain by sabby
 • 4,370 points • 958 views
0 votes
1 answer

How to add Bitcoin as currency for my website?

Aug 17, 2018 in Blockchain by digger
 • 26,740 points • 1,094 views
0 votes
1 answer

How to check payment in Blockchain.info wallet?

Aug 17, 2018 in Blockchain by sabby
 • 4,370 points • 1,301 views
0 votes
1 answer

Blockchain peer not able to min block in Azure.

Aug 17, 2018 in Blockchain by sabby
 • 4,370 points • 543 views
0 votes
1 answer

How to create Quorum rawTransaction?

Aug 17, 2018 in Blockchain by Christine
 • 15,790 points • 746 views
0 votes
1 answer

Where is query displayed in Hyperledger?

Aug 17, 2018 in Blockchain by Christine
 • 15,790 points • 755 views
0 votes
1 answer

Solidity invalid opcode error

Aug 16, 2018 in Blockchain by digger
 • 26,740 points • 3,130 views
0 votes
1 answer

Solidity difference array with and without new keyword.

Aug 16, 2018 in Blockchain by slayer
 • 29,370 points • 1,709 views
0 votes
1 answer

How to get return value from solidity contract?

Aug 16, 2018 in Blockchain by digger
 • 26,740 points • 5,124 views
0 votes
1 answer

Function not working from class

Aug 16, 2018 in Blockchain by slayer
 • 29,370 points • 657 views
0 votes
1 answer

How do I change default service names in Corda Demobench?

Aug 14, 2018 in Blockchain by aryya
 • 7,460 points • 808 views
0 votes
1 answer

Planning to deploy IBM bluemix fabric images on Docker, do I need Amazon ECS or EC2 instances?

Aug 14, 2018 in Blockchain by aryya
 • 7,460 points • 826 views
0 votes
2 answers

Python syntax error because of version conflicts.

Aug 13, 2018 in Blockchain by digger
 • 26,740 points • 1,395 views
0 votes
1 answer

How to get return value of external function?

Aug 13, 2018 in Blockchain by slayer
 • 29,370 points • 2,001 views
0 votes
1 answer

How to call smart contract methods from transactions?

Aug 13, 2018 in Blockchain by digger
 • 26,740 points • 1,273 views
0 votes
1 answer

Encoding integers in solidity

Aug 13, 2018 in Blockchain by slayer
 • 29,370 points • 1,081 views
0 votes
1 answer

How to access member functions of smart contract using web3?

Aug 13, 2018 in Blockchain by digger
 • 26,740 points • 1,627 views
0 votes
1 answer

Why does Blockchain comes under Distributed Ledger Technology instead of being merely a replicated database?

Aug 10, 2018 in Blockchain by sabby
 • 4,370 points • 910 views
+1 vote
1 answer

How to create participant and there identities via rest API in Hyperledger Composer?

Aug 10, 2018 in Blockchain by sabby
 • 4,370 points • 2,509 views
0 votes
1 answer

How do I convert to Crystal ruby's multiple assignments of Array

Aug 10, 2018 in Blockchain by sabby
 • 4,370 points • 949 views
+1 vote
1 answer

Is it possible to exchange the token for other tokens we create in an Ethereum Smart Contract?

Aug 10, 2018 in Blockchain by sabby
 • 4,370 points • 1,021 views
0 votes
1 answer

How to prevent the smart contract from being modified and deployed in Hyperledger network?

Aug 10, 2018 in Blockchain by sabby
 • 4,370 points • 848 views
0 votes
1 answer

How do transactions create a new block in Blockchain?

Aug 10, 2018 in Blockchain by sabby
 • 4,370 points • 1,946 views
0 votes
1 answer

Why do the resultant hash after mining has a leading no. of zeroes in Blockchain verification?

Aug 10, 2018 in Blockchain by sabby
 • 4,370 points • 3,869 views
0 votes
1 answer

How to explore and analyze the data inside a Hyperledger Blockchain network?

Aug 10, 2018 in Blockchain by sabby
 • 4,370 points • 1,406 views
+3 votes
1 answer

Apache Nifi Execute Process Processor

Aug 10, 2018 in Big Data Hadoop by soujanyabargavi
 • 210 points • 4,313 views
0 votes
1 answer

How to add https security for Node js?

Aug 10, 2018 in Blockchain by slayer
 • 29,370 points • 889 views
0 votes
1 answer

How to create light wallet in Web3J?

Aug 10, 2018 in Blockchain by digger
 • 26,740 points • 2,160 views
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