User Jesbus

63 votes

3 answers

40k views

What's the difference between 'address' and 'address payable'?

asked Dec 15, 2018 at 12:05

22 votes

5 answers

15k views

Is the SafeMath library obsolete in solidity 0.8.0?

asked Dec 21, 2020 at 10:42

22 votes

2 answers

8k views

What is the difference between the STATICCALL and CALL EVM opcodes?

asked Dec 24, 2020 at 23:12

15 votes

3 answers

51k views

Where does metamask store the wallet seed? (file path)

asked Jul 4, 2018 at 10:40

12 votes

4 answers

16k views

How to get events emitted by a transaction with web3.js

asked Jan 31, 2019 at 13:59

7 votes

3 answers

1k views

Efficient Solidity storage pattern for a directional weighted graph

asked Dec 16, 2019 at 18:00

7 votes

2 answers

6k views

TypeError: web3_1.default is not a constructor

asked Nov 20, 2018 at 13:35

7 votes

2 answers

5k views

Automatically update account balance with web3.js without polling

asked Sep 3, 2017 at 11:34

6 votes

1 answer

7k views

Unable to verify Solidity contract code on etherscan.io

asked Sep 28, 2017 at 12:27

4 votes

1 answer

225 views

How to disable 'Gas requirement not constant' warning in Solidity

asked Oct 28, 2017 at 11:12

4 votes

2 answers

3k views

Declaring a memory array of storage pointers in Solidity

asked Jul 17, 2018 at 10:48

3 votes

1 answer

229 views

In Solidity, how to check whether the code is being executed on-chain or not?

asked Jul 9, 2018 at 19:16

3 votes

1 answer

47 views

Is there an EVM compiler that supports coroutines? (e.g. generator functions)

asked Dec 20, 2021 at 13:28

2 votes

0 answers

147 views

Solidity array has no SLOAD optimization

asked Jan 4, 2022 at 23:59

2 votes

1 answer

89 views

Where are the source codes of contracts developed in Parity saved?

asked Sep 12, 2017 at 14:02

2 votes

0 answers

131 views

Is older web3.js UI code compatible with new contracts that use ABI coder v2?

asked Dec 22, 2020 at 14:04

1 vote

0 answers

28 views

Will the tx fees of old contracts be greater or smaller than those of new contracts in ETH 2.0?

asked Dec 23, 2020 at 21:53

1 vote

1 answer

280 views

How to validate a BTC transaction in an Ethereum smart contract?

asked Dec 26, 2020 at 21:26

1 vote

1 answer

363 views

Compare memory pointers in Solidity

asked Jun 22, 2018 at 11:29

1 vote

2 answers

2k views

How to type-cast a function pointer in Solidity?

asked Jun 25, 2018 at 12:20

1 vote

0 answers

55 views

How do you find every self-destructed contract using geth?

asked Jan 1, 2023 at 19:01

Stack Exchange Network

21 Questions

What's the difference between 'address' and 'address payable'?

Is the SafeMath library obsolete in solidity 0.8.0?

What is the difference between the STATICCALL and CALL EVM opcodes?

Where does metamask store the wallet seed? (file path)

How to get events emitted by a transaction with web3.js

Efficient Solidity storage pattern for a directional weighted graph

TypeError: web3_1.default is not a constructor

Automatically update account balance with web3.js without polling

Unable to verify Solidity contract code on etherscan.io

How to disable 'Gas requirement not constant' warning in Solidity

Declaring a memory array of storage pointers in Solidity

In Solidity, how to check whether the code is being executed on-chain or not?

Is there an EVM compiler that supports coroutines? (e.g. generator functions)

Solidity array has no SLOAD optimization

Where are the source codes of contracts developed in Parity saved?

Is older web3.js UI code compatible with new contracts that use ABI coder v2?

Will the tx fees of old contracts be greater or smaller than those of new contracts in ETH 2.0?

How to validate a BTC transaction in an Ethereum smart contract?

Compare memory pointers in Solidity

How to type-cast a function pointer in Solidity?

How do you find every self-destructed contract using geth?