Recent questions tagged ethereum

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1 answer

Solidity and Web.js for Ethereum blockchain data

Jul 30, 2018 in Blockchain by slayer
 • 29,370 points • 1,294 views
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1 answer

How to extract Ethereum Blockchain data?

Jul 30, 2018 in Blockchain by digger
 • 26,740 points • 1,783 views
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1 answer

How to solve “network state unknown. Review successful transactions manually” error?

Jul 27, 2018 in Blockchain by slayer
 • 29,370 points • 1,281 views
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1 answer

Php code to generate Ethereum wallets.

Jul 27, 2018 in Blockchain by digger
 • 26,740 points • 3,458 views
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1 answer

How to solve “The method personal_newAccount does not exist/is not available” Error?

Jul 27, 2018 in Blockchain by digger
 • 26,740 points • 3,251 views
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2 answers

How to solve “sender doesn't have enough funds to send tx” error in Ethereum?

Jul 27, 2018 in Blockchain by digger
 • 26,740 points • 6,310 views
+1 vote
2 answers

How to get airdropped tokens to Ethereum wallet?

Jul 27, 2018 in Blockchain by slayer
 • 29,370 points • 1,288 views
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1 answer

What is the expiry time of blockchain wallet address?

Jul 26, 2018 in Blockchain by digger
 • 26,740 points • 1,195 views
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1 answer

How to interact with smart contract in GO?

Jul 26, 2018 in Blockchain by slayer
 • 29,370 points • 2,853 views
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1 answer

How to create own coins in Blockchain Ethereum wallet?

Jul 26, 2018 in Blockchain by digger
 • 26,740 points • 782 views
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1 answer

Unable to create a Mist connection to a private Ethereum Blockchain.

Jul 26, 2018 in Blockchain by sabby
 • 4,370 points • 800 views
+1 vote
3 answers

How to solve “Module not found: Error: Can't resolve 'truffle-contract'” error in web3?

Jul 26, 2018 in Blockchain by slayer
 • 29,370 points • 7,762 views
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1 answer

Error while generating smart contracts which returns array of struct in Web3j v3.3.1

Jul 26, 2018 in Blockchain by sabby
 • 4,370 points • 2,071 views
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1 answer

Efficiently sorting Ethereum blockchain.

Jul 25, 2018 in Blockchain by digger
 • 26,740 points • 1,022 views
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1 answer

Mining on private Ethereum blockchain

Jul 25, 2018 in Blockchain by Perry
 • 17,100 points • 1,085 views
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1 answer

Is {from: thesponsor, value: 10000000, gas: 3000000} considered as a transaction object?

Jul 25, 2018 in Blockchain by slayer
 • 29,370 points • 729 views
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1 answer

How to send ethers to a contract?

Jul 25, 2018 in Blockchain by aryya
 • 7,460 points • 601 views
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1 answer

eth.getBalance() always returns 0 in testnet

Jul 24, 2018 in Blockchain by sabby
 • 4,370 points • 2,717 views
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How proof work prevents rebuilding of blockchain?

Jul 24, 2018 in Blockchain by Perry
 • 17,100 points • 733 views
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1 answer

Not able to deploy smart contract on testrpc.

Jul 23, 2018 in Blockchain by slayer
 • 29,370 points • 903 views
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Do we require a specific condition when working with indices on solidity?

Jul 23, 2018 in Blockchain by sabby
 • 4,370 points • 647 views
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1 answer

Error in sending value to an Ethereum Smart Contract.

Jul 23, 2018 in Blockchain by sabby
 • 4,370 points • 1,519 views
+1 vote
1 answer

Ethereum Error: authentication needed: password or unlock

Jul 20, 2018 in Blockchain by sabby
 • 4,370 points • 5,388 views
0 votes
1 answer

Ethereum Studio: Can't find Sandbox

Jul 20, 2018 in Blockchain by sabby
 • 4,370 points • 998 views
0 votes
1 answer

How to retrieve data from an Ethereum Block?

Jul 19, 2018 in Blockchain by sabby
 • 4,370 points • 2,732 views
0 votes
1 answer

How do I get the total amount sent to an address?

Jul 19, 2018 in Blockchain by Shashank
 • 10,400 points • 932 views
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1 answer

Can we store encrypted data into transaction?

Jul 17, 2018 in Blockchain by sabby
 • 4,370 points • 692 views
0 votes
1 answer

How to build a non-payment application using Ethereum blockchain?

Jul 17, 2018 in Blockchain by slayer
 • 29,370 points • 724 views
+1 vote
5 answers

How to solve "truffle: command not found" error in blockchain?

Jul 16, 2018 in Blockchain by digger
 • 26,740 points • 12,104 views
0 votes
1 answer

How do I start mining on my private chain?

Jul 13, 2018 in Blockchain by sabby
 • 4,370 points • 1,806 views
+1 vote
4 answers

How to connect peers to a private network using geth?

Jul 13, 2018 in Blockchain by digger
 • 26,740 points • 14,380 views
0 votes
1 answer

Will blockchain be feasible in future when the ledgers will be of a larger size?

Jul 13, 2018 in Blockchain by slayer
 • 29,370 points • 706 views
0 votes
1 answer

How to write a program to get details of ERC tokens?

Jul 13, 2018 in Blockchain by digger
 • 26,740 points • 1,014 views
0 votes
1 answer

How to avoid Ethereum Token Name redundancy?

Jul 12, 2018 in Blockchain by slayer
 • 29,370 points • 780 views
0 votes
1 answer

How to use real world/live data in my smart contract?

Jul 12, 2018 in Blockchain by slayer
 • 29,370 points • 1,235 views
0 votes
1 answer

'ppa:ethereum' error while installing ethereum on ubuntu

Jul 12, 2018 in Blockchain by digger
 • 26,740 points • 3,099 views
0 votes
1 answer

Include real world data in smart contract

Jul 11, 2018 in Blockchain by aryya
 • 7,460 points • 1,090 views
0 votes
1 answer

How do I ensure that the token name is not redundant?

Jul 11, 2018 in Blockchain by aryya
 • 7,460 points • 594 views
0 votes
1 answer

Where are the transaction details of a smart contract is written in Ethereum?

Jul 11, 2018 in Blockchain by aryya
 • 7,460 points • 892 views
0 votes
1 answer

How to connect javascript to solidity/ethereum?

Jul 11, 2018 in Blockchain by slayer
 • 29,370 points • 1,382 views
0 votes
1 answer

How to monitor Ethereum private network?

Jul 11, 2018 in Blockchain by digger
 • 26,740 points • 1,574 views
0 votes
1 answer

How to transact custom token instead of ethers using JSON rpc?

Jul 10, 2018 in Blockchain by slayer
 • 29,370 points • 1,116 views
0 votes
1 answer

How to set web3 solidity variable value?

Jul 6, 2018 in Blockchain by sabby
 • 4,370 points • 2,196 views
0 votes
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Identification of purchased product

Jul 6, 2018 in Blockchain by charlie_brown
 • 7,720 points • 402 views
0 votes
1 answer

Passing hash string with smart contracts

Jul 5, 2018 in Blockchain by digger
 • 26,740 points • 1,483 views
0 votes
1 answer

Geth 'sendTransaction' not working

Jul 3, 2018 in Blockchain by slayer
 • 29,370 points • 1,413 views
0 votes
1 answer

How to change "gasLimit" on Azure private blockchain?

Jul 3, 2018 in Blockchain by slayer
 • 29,370 points • 887 views
0 votes
1 answer

How to hold back KYC reward until the end of the ICO Crowdsale?

Jul 3, 2018 in Blockchain by sabby
 • 4,370 points • 754 views
+1 vote
1 answer

How to write an ERC 721 contract?

Jun 28, 2018 in Blockchain by sabby
 • 4,370 points • 3,233 views
0 votes
1 answer

How can I create a blockchain for keeping records?

Jun 27, 2018 in Blockchain by sabby
 • 4,370 points • 1,021 views
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