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1

answer

12

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Creating my own NFT marketplace [duplicate]

answered 10 hours ago AvocadoChocolate 617

0

votes

1

answer

25

views

Is there a way to programmatically set gas limit?

solidity remix ethers.js

modified 7 hours ago Hristo Todorov 71

1

vote

0

answers

16

views

Sign ERC20 transaction by wallet A and broadcast by wallet B

web3js erc-20 ethers.js smart-contract-wallets ethersjs

modified 15 hours ago forhas 325

0

votes

1

answer

17

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Move ERC 721 Tokens to a different contract

contract-development erc-721

answered 10 hours ago Ismael♦ 27.6k

0

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0

answers

13

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VM revert on Multiplication

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asked 19 hours ago Krystel Reneé Segura Morales 1

0

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0

answers

13

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0x Kovan API returning 503 responses?

kovan 0x

asked 22 hours ago Mike 11

2

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0

answers

13

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Does anything change on getGasPrice( ) in Web3js after EIP-1559?

web3js gas gas-price

modified 23 hours ago Jeremy Smith 1

0

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0

answers

20

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Is there any way to call metamask from my own chrome extension?

metamask infura

modified yesterday Retard Phillips 1

0

votes

0

answers

13

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Transaction status is Success 9 hours ago but ether is not in my wallet

transactions

asked yesterday Joe Melo 1

0

votes

1

answer

14

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metamask insufficient funds for gas how do i fix this?

metamask binance

answered yesterday Lauri Peltonen 19.9k

0

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2

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22

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I`ve sent ETH to the wrong address

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answered yesterday Lonewarp 41

1

vote

1

answer

78

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HALF of a transaction reverted

solidity calldata reentrant-attacks

modified yesterday Dongguo 111

1

vote

1

answer

30

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How to use one Ethereum account for all NFT minting transactions for website users

blockchain ethereum-wallet-dapp nft

modified 3 hours ago Lauri Peltonen 19.9k

0

votes

1

answer

12

views

How to get pendingTransactions for a specific tokenId on ERC-721 contract (NFTs)

tokens erc-721 nft pending-transactions

answered yesterday ashhanai 171

0

votes

0

answers

11

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Web3js: getPastEvents returns wrong transaction hash and blockhash

web3js events evm

modified yesterday Vladislav Ermoshin 13

0

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1

answer

26

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Start API Network timeout

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answered yesterday Jacob Evans 136

2

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1

answer

46

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Low Level Calls in Solidity

solidity remix

modified 2 days ago Hristo Todorov 71

0

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1

answer

22

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How can I measure the safeness of a price feed in Chainlink?

bsc chainlink trust

answered yesterday Harry Papacharissiou 325

0

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2

answers

23

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Failed to swap BEP20 > BNB, WalletExecuteDelegateError

0x

answered yesterday Lawrence Forman 151

0

votes

1

answer

32

views

dApp pay with token (web3 + MetaMask) [duplicate]

web3js erc-20

modified yesterday user83902 1

0

votes

1

answer

12

views

Overriding a function does not work as expected

solidity erc-721 openzeppelin openzeppelin-contracts solidity-0.8.x

answered yesterday Ismael♦ 27.6k

0

votes

1

answer

34

views

Transaction failing without reason

contract-debugging failed-transaction

answered yesterday Johan 11

0

votes

0

answers

11

views

Is it safe to deploy a 8,000,000 gas contract?

contract-deployment gas-limit

modified yesterday user83902 1

0

votes

1

answer

13

views

Withdraw balance [duplicate]

solidity transfer

answered yesterday pierre durand 49

0

votes

1

answer

13

views

Received invalid block tag 1698. Latest block number is XXX (smaller)

ethereumjs ethers.js hardhat

answered 20 hours ago Sergio 1

0

votes

0

answers

13

views

Is there a way to force a transaction to execute sonner within a block?

solidity mining security

asked yesterday sigmawf 618

0

votes

0

answers

12

views

Web3j - How to read the contract without credentials?

web3j java

asked yesterday DIRTY DAVE 101

0

votes

0

answers

11

views

How to test with existing ERC20 tokens on local tests

solidity truffle truffle-test

modified yesterday Rachit Anand 101

0

votes

0

answers

14

views

How to recover LP-USDC USDT tokens sent to a contract?

transactions

modified yesterday Ismael♦ 27.6k

0

votes

1

answer

15

views

Why Metamask provider allows dapp to see user's accounts before their content?

metamask accounts

modified 22 hours ago Giuseppe Bertone 3,065

0

votes

0

answers

17

views

How do I calculate the prices?

uniswap ropsten price

asked 2 days ago Apollo 1

2

votes

2

answers

39

views

How can Opensea and Etherscan understand that CryptoPunks are NFTs if the contract does not implement ERC20, ERC721 nor ERC1155?

tokens erc-20 erc-721 nft erc-1155

answered 7 hours ago William Entriken 2,688

0

votes

1

answer

12

views

Array in contract is pre-filled with random accounts

solidity etherscan testing

answered yesterday Ismael♦ 27.6k

1

vote

1

answer

14

views

Most optimal way to store reusable contract strings

solidity gas

modified yesterday pierre durand 49

0

votes

1

answer

11

views

Hardhat Test returns transaction instead of return value

solidity truffle hardhat

answered yesterday Yamen Merhi 21

0

votes

1

answer

20

views

balanceOf throw error

solidity

modified 2 days ago Andon Mitev 141

0

votes

0

answers

12

views

Issue with py-solc-x library

solidity blockchain python solc py-solc-x

asked 2 days ago Mihai Munteanu 1

0

votes

2

answers

24

views

Chainlink "TypeError: Immutable variables cannot be read during contract creation time..."

solidity truffle remix chainlink hardhat

answered 2 days ago Harry Papacharissiou 325

0

votes

0

answers

11

views

Need help: python3 script that will call an ABI function (withdraw funds) of a smart contract (dYdX)

web3.py python abi

asked 2 days ago chiwal 1

0

votes

1

answer

15

views

Get NFT smart contract address from website [closed]

web3js contract-invocation javascript nft

answered 2 days ago AvocadoChocolate 617

1

vote

0

answers

12

views

Bep20 - I sent the token to the Token Address [duplicate]

tokens contract-design addresses contract-debugging recovery

modified 2 days ago Sky 88

1

vote

1

answer

17

views

Distribution coefficient

math aave makerdao algorithm

answered 2 days ago Kenzo Agada 126

0

votes

0

answers

27

views

ImportError: cannot import name 'interface' from 'brownie'

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asked 2 days ago Blackwidow 113

0

votes

0

answers

14

views

Michael Saylor explains POW(proof of work) is superior to POS(proof of stake). Can we PHW(prove him wrong)? [duplicate]

proof-of-stake proof-of-work

modified 2 days ago user2342558 125

0

votes

1

answer

14

views

_safeMint not found or not visible

solidity

answered 2 days ago Kenzo Agada 126

0

votes

1

answer

13

views

I need help understanding differences between Inheritance/Import vs Separate Contract vs Libraries/Interface

solidity contract-development contract-design ethereum-wallet-dapp

answered 2 days ago Julissa DC 94

0

votes

0

answers

12

views

How to estimate gas price of contract call from a web3j-generated wrapper class?

web3j gas-estimate

asked 2 days ago user10931326 101

0

votes

1

answer

45

views

I am trying to setup the local 0x-api. (https://github.com/0xProject/0x-api). However I am encountering an error which doesn’t look handled?

0x

answered yesterday Megan 51

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