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Petr Hejda

Prague, Czech Republic

https://www.petrhejda.cz/

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76
Call to undefined function str_contains() php
stackoverflow.com

72
ERROR send and transfer are only available for objects of type address payable , not address
stackoverflow.com

59
Member "push" not found or not visible after argument-dependent lookup in address payable[] storage ref
stackoverflow.com

31
error: src refspec main does not match any error: failed to push some refs to <url>
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27
How to get all tokens by wallet address
stackoverflow.com

27
How can I use different addresses to call functions in Hardhat tests and scripts?
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21
Solidity ^0.8.0. override virtual. "TypeError: Derived contract must override function .." but it already has the virtual override keywords
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21
Do you need SafeMath in Solidity version 0.8+ , and if not, can you still import it?
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20
how to withdraw all tokens from the my contract in solidity
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20
How can we get token holders from token?
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18
How to get ERC-721 tokenID?
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17
Refused to execute inline script because it violates the following Content Security Policy directive: "script-src 'self'".?
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17
Documentation for ethers.getContractAt()
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17
What is difference between internal and private in Solidity?
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16
TypeError: "send" and "transfer" are only available for objects of type "address payable", not "address" admin.transfer(address(this).balance);
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16
How to use $_SERVER['HTTP_REFERER'] correctly in php?
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16
DeclarationError: Undeclared identifier - although it's present in ERC721.sol
stackoverflow.com

16
getTransaction vs getTransactionReceipt
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15
how to calculate percentage in solidity
stackoverflow.com

15
ERC721: transfer caller is not owner nor approved
stackoverflow.com

14
How to transfer a NFT from one account to another using ERC721?
stackoverflow.com

14
Is 'dot slash' (./) mandatory when a module in Node.js is required?
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13
How to get the order book list with Binance API?
stackoverflow.com

13
Error Verifying smart contract on EtherScan using Hardhat
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13
How to get market-price using binance api
stackoverflow.com

13
htmlentites not working for emoji
stackoverflow.com

12
How to receive and send USDT in a smart contract?
stackoverflow.com

12
How to receive a value returned by a Solidity smart contract transacting function?
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12
run solidity code after every x amount of time
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12
How to invoke a payable solidity function using HardHat?
stackoverflow.com

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