Ethereum

Good Question

 Good Question
Question score of 25 or more. This badge can be awarded multiple times.
Awarded 372 times.
What is the max size of transactions can clients like geth keep in txpool?
Awarded Dec 4 at 11:09
Is Solidity block.number more secure than timestamp?
Awarded Nov 22 at 8:41
How to fill dynamic in-memory array
Awarded Nov 9 at 1:57
How can you check if a `string` is empty in Solidity [duplicate]
Awarded Nov 9 at 1:57
E/Go: fatal error: thread exhaustion
Awarded Oct 30 at 17:37
What if I had the private key that had the public address of a contract?
Awarded Oct 26 at 7:10
Ethereum Address vs Public Key
Awarded Oct 9 at 16:30
How to convert bignumber to normal number using ethers.js?
Awarded Oct 5 at 9:31
How to find all ERC721 compliant NFTs owned by an address? (Web3 JS)
Awarded Aug 29 at 5:10
How to use address.call{}() in Solidity
Awarded Aug 11 at 15:56
What is uint256?
Awarded Jun 24 at 13:37
Can a contract listen to events of another contract?
Awarded Jun 20 at 6:51
Run a single hardhat test
Awarded May 16 at 7:16
Why write uint256 instead of uint if they're the same thing?
Awarded May 15 at 12:41
What is the purpose of "unchecked" in Solidity?
Awarded May 3 at 14:32
What is address(this) in solidity?
Awarded Apr 30 at 14:35
Pass a function as a parameter in Solidity
Awarded Apr 20 at 5:42
Is block.timestamp safe for longer time periods?
Awarded Mar 26 at 9:05
Does it cost more gas to call another contract's functions in solidity?
Awarded Mar 25 at 3:31
Instrumenting EVM
Awarded Mar 24 at 22:41
How to pass arbitrary bytes to a function in Remix (2017)
Awarded Mar 21 at 1:35
Truffle does not work - could not find suitable configuration file
Awarded Mar 20 at 19:33
Can I square root in Solidity?
Awarded Mar 14 at 14:10
How to cast address to address payable in solidity 0.5.0
Awarded Mar 4 at 23:07
What does _ (underscore) do? [duplicate]
Awarded Feb 20 at 15:12
Create a two-dimensional array in Solidity
Awarded Feb 20 at 3:36
Can't do any integer division
Awarded Feb 2 at 9:47
What is msg.data?
Awarded Jan 26 at 0:02
having a problem with solc-x version "solc 0.6.0 has not been installed"
Awarded Jan 25 at 9:56
What is calldata?
Awarded Jan 17 at 20:11
Can I use the same private key for Ethereum and Bitcoin?
Awarded Dec 27, 2022 at 4:17
What is the difference between bytecode, init code, deployed bytecode, creation bytecode, and runtime bytecode?
Awarded Dec 13, 2022 at 23:36
How do gas refunds work?
Awarded Dec 12, 2022 at 11:27
What is msg.value?
Awarded Nov 3, 2022 at 12:07
Visibility for constructor is ignored. If you want the contract to be non-deployable, making it "abstract" is sufficient
Awarded Nov 1, 2022 at 19:41
Invalid JSON RPC response: undefined, when running web3.eth.accounts (Node)
Awarded Nov 1, 2022 at 10:01
If someone found a private key to 0x0, would they be able to access all the tokens (over one billion dollars worth) stored there?
Awarded Oct 22, 2022 at 12:05
How can we integrate IPFS with ethereum in DApps?
Awarded Oct 18, 2022 at 19:46
Why are there two methods encoding arguments? "abi.encode" and "abi.encodePacked"
Awarded Oct 18, 2022 at 11:37
Why aren't Solidity sha3 hashes not matching what other sha3 libraries produce?
Awarded Oct 10, 2022 at 3:11
How do you sign an verify a message in javascript proving you own an Ethereum address?
Awarded Oct 5, 2022 at 22:35
Possible to store the blockchain in a different directory?
Awarded Oct 4, 2022 at 7:45
Difference between keccak256 and sha3
Awarded Sep 30, 2022 at 14:46
How do I know how much gas to use when calling a contract?
Awarded Sep 30, 2022 at 5:02
Private info in an Ethereum smart contract
Awarded Sep 23, 2022 at 14:55
Child contract vs struct
Awarded Sep 21, 2022 at 5:05
What is the difference between the constant and immutable keywords in Solidity?
Awarded Sep 6, 2022 at 22:25
Contract should be marked as abstract
Awarded Sep 6, 2022 at 10:51
How can I get a mnemonic phrase from a private key?
Awarded Aug 18, 2022 at 16:00
What is the difference between web3.eth.sign, web3.eth.accounts.sign, web3.eth.personal.sign functions?
Awarded Aug 9, 2022 at 18:42
Is there a maximum number of entries for a mapping?
Awarded Jul 30, 2022 at 17:00
I see no way to obtain the return value of a non-view function (ethers.js)
Awarded Jul 20, 2022 at 9:11
How is the Mining Difficulty calculated on Ethereum?
Awarded Jun 27, 2022 at 14:41
how to compare strings in solidity?
Awarded Jun 24, 2022 at 14:10
How to listen to contract events using ethers.js?
Awarded Jun 14, 2022 at 13:16
What is the 'this' keyword in Solidity?
Awarded Jun 9, 2022 at 18:33
How can I return multiple strings from a contract function?
Awarded May 27, 2022 at 8:12
Can Solidity function modifiers access function arguments?
Awarded May 20, 2022 at 9:47
Hardhat - How to interact with a deployed contract?
Awarded May 9, 2022 at 2:11
What is the return of array.push() in Solidity?
Awarded May 8, 2022 at 4:55
1
2 3 4 5
…
7

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.