Mikko Ohtamaa's user avatar
Mikko Ohtamaa's user avatar
Mikko Ohtamaa's user avatar
Mikko Ohtamaa
  • Member for 8 years, 2 months
  • Last seen this week
187 votes
13 answers
52k views

Upgradeable smart contracts

17 votes
5 answers
14k views

web3.js with promisified API

8 votes
1 answer
12k views

Connecting the wallet of to your dApp and different Ethereum wallet types

14 votes
1 answer
9k views

Rationale behind 256-bit words in EVM

6 votes
4 answers
8k views

How to generate a new Ethereum address and private key from a command line?

8 votes
2 answers
7k views

Getting contract balance over JSON RPC

35 votes
2 answers
7k views

Ethereum smart contract security checklist

9 votes
2 answers
7k views

Getting Go-Ethereum current network id

7 votes
3 answers
7k views

Vyper vs. Solidity - benefits and differences

3 votes
3 answers
7k views

{'message': 'Nonce too low', 'code': -32000} when sending transaction on geth JSON-RPC

14 votes
1 answer
6k views

I got scammed or suspect scam on Ethereum. What to do?

4 votes
3 answers
4k views

Checkpoint sync source for Ethereum beacon chain node

10 votes
1 answer
4k views

Iterating over all public values of a mapping in web3

6 votes
1 answer
4k views

delegatecall and function return values

5 votes
2 answers
4k views

Deriving Ethereum address from Bitcoin address

2 votes
1 answer
3k views

How to create a snapshot of ERC-20 token balances?

2 votes
2 answers
3k views

Solidity IDEs with background compilation for OSX

7 votes
3 answers
3k views

Solidity docstrings

4 votes
2 answers
3k views

Error: Documented parameter "{uint" not found in the parameter list of the function on Solidity 0.4.11

3 votes
1 answer
3k views

Ethereum beacon chain node (Lighthouse) fails to connect to GoEthereum

1 vote
1 answer
2k views

Web3.js enabled mobile browsers and wallets

5 votes
2 answers
2k views

abi.decode() and unused variables

5 votes
2 answers
2k views

Including transactions fees when sending out ETH from a smart contract

6 votes
2 answers
2k views

Bitcoin price oracle

5 votes
2 answers
2k views

ERC-20 tokens and freezing accounts

5 votes
2 answers
2k views

Alternatives for Truffle for running and writing tests

3 votes
1 answer
2k views

Are addresses between different networks (testnet) interchangeable?

0 votes
2 answers
2k views

How to generate Data payload for a smart contract transaction programmatically?

5 votes
2 answers
2k views

Cannot verify contracts with libraries on Etherscan

4 votes
1 answer
2k views

Transaction receipts, blocks and confirmations