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New posts in smartcontracts

Do you need SafeMath in Solidity version 0.8+ , and if not, can you still import it?

Unable to set provider in web3 object

Solidity tx.destination.call.value(tx.value)(tx.data)

how to create new ethereum/solidity contract for each test in javascript/truffle

Solana - How to get the balance from my Phantom wallet?

definition of base has to precede definition of derived contract

How to fix "insufficient funds for gas * price + value"?

Calling External Contract throws error : VM Exception while processing transaction: revert

Nextjs 13.0.2 and Ethers why is my Provider undefined?

Best Practices for Verifying Ownership of an NFT ERC-721 Token

difference between interface and abstract contract in solidity

Error: invalid BigNumber value (argument="value", value={"value":"25000000000000000"}, code=INVALID_ARGUMENT, version=bignumber/5.5.0)

How to delete an image saved in IPFS blockchain?

Solidity: Using mapping and code design for lottery contract address

solidity payable constructor from contract

Abstract Contracts In Solidity TypeError: No arguments passed to the base constructor. Specify the arguments or mark "AssetAcquisition" as abstract

Ethereum/Solidity: Do we need to implement an own "balance"-variable in Contracts?