I want to build a smart contract function, which use caller's password as params. I have no knowledge about blockchain security, so I ask the followin ...
I want to build a smart contract function, which use caller's password as params. I have no knowledge about blockchain security, so I ask the followin ...
When I'm learning OpenZeppelin, I found its Ownable library has a function transferOwnership, which can give the owner of current contract to an addre ...
In my brownie project, I want to install OpenZepplin dependencies. I have included the dependency in the config file, but Brownie is not automatically ...
I'm thinking about my smart contract and want to have a secure contract. But I really don't know that internal functions are safe or not. This is a ve ...
up to date, audited 704 packages in 2s 121 packages are looking for funding run npm fund for details 8 vulnerabilities (5 high, 3 critical) To addr ...
I was searching for minimal ERC20 token implementation. The OpenZeppelin's ERC20 contract with all of these extension layers is too big for students t ...
i'm trying to create a smart contract for minting NFT's. When i try to import and use _setTokenUri from OpenZeppelin, there is an error accours in Rem ...
I imported IERC1155MetadataURI from openzep and thats giving me type error mentioned below: TypeError: Linearization of inheritance graph impossi ...
while trying to import ERC1155 from openzeppelin library giving me the following error : also someone suggested me to use ERC1155MintBurn but I d ...
what is difference between transfer event of Mint function and Transfer function of ERC20 Smart Contract ? I know that in Transfer event of Mint a fr ...
I have deployed a token like so using hardhat In a seperate script I'm trying to deploy the governor which requires the governance token. Normally ...
I have a simple ERC20Upgradable: I'm trying to figure out how to deploy this properly. I was using my old deployment script but it seems to fail. ...
I have an ERC-1155 smart contract deployed to the Goerli testnet. My contract inherits from the OpenZeppelin ERC1155 contract and uses its uri functio ...
i run this command "npx hardhat run scripts/deploy.js --network localhost"get this error Error HH411: The library @openzeppelin/contracts, imported f ...
Source code: Hi everyone. While reading the Openzeppelin ERC-721 source code, I found that it defined two safeTransferFrom method with different i ...
As i see, they need similar scheme and manifest to create graphqlients, graph clients is also looks similar. They both can be deployed on thegraph and ...
Please Tell me something about this error. ...
I can't build my smart contract using Foundry because my dependency isn't recognized. According to the documentation I have run the command forge in ...
I'm writing smart contract for Ethereum using Solidity and OpenZeppelin. I wish to implement this kind of situation this kind of situation Where I d ...
If nonReentrant modifier is used for transfer function, or mint function, and during periods of high volume of transactions if multiple transactions g ...