Ethereum
Jung Chun
  • Member for 3 years, 1 month
  • Last seen this week
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About

Backend & Smart Contract Developer. Improving skills on Node.js, javascript, and solidity and nowadays studying on spring boot.

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All Questions Answers
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4
I want to use Ledger Nano S to deploy the contract, but not working
Jan 7 '19
3
truffle migrates the contract with a weird account which is not from my mnemonic
Nov 13 '19
2
Geth ran fine, but suddenly it's stuck and don't know the reason why
Jul 9 '21
2
Geth ran fine, but suddenly it's stuck and don't know the reason why
Jul 15 '21
2
Could I update Geth without stopping running Geth? And how could I update Geth without removing data?
Mar 5 '19
1
How could I convert uint type to bytes type in solidity?
Dec 24 '19
1
Could I update Geth without stopping running Geth? And how could I update Geth without removing data?
Mar 5 '19
1
Is there a way to calculate gas usage of external function call?
Dec 19 '18
1
How msg.sender changes through relaying function calls?
Dec 6 '18
0
What is the right way to put import statement when trying to import contract or library files to current contract which is inheriting other contract?
Nov 25 '21

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