ethereum

ethereum

How can I automatically convert all incoming coins and tokens to BUSD?

Get ERC20 transaction server side with own ETH Node for address

Is there a way to verify that is possible to sell token?

How to use the go API provided by geth to call smart contracts?

Intermittent Error on truffle test - Error: PollingBlockTracker - encountered an error while attempting to update latest block:

How can I Authorize an User to use the Balancer Pools? Which Function do I need to call?

invalid argument 0: json: cannot unmarshal non-string into Go value of type common.Address

unable to send eth to deployed smart contract

How can I start a new transaction on an existing Gnosis Safe from my react app?

Private key does not satisfy the curve requirements (ie. it is invalid);

Why am I getting incorrect WBTC when swapping it with DAI using Uniswap?

Opensea Api returns Asset does not exist when creating an offer

Why the bytecodes for the same smart contract in testnet explorer and Remix/solcjs are different?

enable 2 users to use my contract at the same time with different states in Solidity

Ethernaut level 24 - Puzzle Wallet: to which contract the wallet object on the browser console refers to?

What are the tradeoffs associated with the initialization syntax of the maximum value of an integer?

How can get winner address of lottery smart contract

hardhat 'pragma solidity' marked as unexpected identifier

is storing ether in a single contract more gas efficient for a large user base smart contract?

Not able to import openzeplin/contract and use it in my solidity code?

Login with password like Metamask

I am unable to transfer funds to the owner of my NFT

Function Max mint per wallet is not working

Signature from array of tokenId's isn't verifying

Am trying to get data across multiple struts

DeployedBytecode doesn't match

Error: Returned error: VM Exception while processing transaction: revert only owner can call this function

Error on flash loan contract testing it on Kovan when increasing the amount of the lend

getPastEvents recursive loop

How to generate a proof for a Cairo program and verify it?

Error from IDE : can't assign to property "caller" on "incorrect header check": not an object

Is there a limit for executing address.call() in Solidity? If the ETH value to be sent is greater than the contract balance, will it fail?

Error message while executing solidity contract

Solidity - How to set to null or empty a payable address

Go Ethereum, txpool Namespace, empty responses

How to update a NFT mint price by ethereum price in USD?

How to deploy a smart contract on multiple networks and keeping the contract address same in all the networks?

Which EVM opcodes produce traces on GoEthereum

How to create a USDT wallet from ETH NODE RPC

How to override _setupDecimals() function in OpenZeppelin

solidity array in struct

Error connecting to localhost after npm hardhat run it shows network lost

Remix web IDE gives descriptive error messages whereas metamask errors do not

NFT whitelist: How to make a variable mint allowance per address

Adding values to fixed array of strings only appends to the first element of the array

Can I make [subsidy halving] in solidity?

Expected ';' but got 'constructor'

What all things can upgrade in implementation contract, when using Transparent proxy pattern

Calculate block/share difficulty

Can you make an ERC1155 contract receive an ERC721 token?

Test case for vestingWallet smart contract returning "header not found"

Solidity modifiers and Aspect Oriented Programming

Why is the open zeppelin Safe Math contract not importing?

hardhat ethers: deploy vs deployed

Does Chainlink fees increase with the number of Random words requested?

Warning: Visibility for constructor is ignored. If you want the contract to be non-deployable, making it "abstract" is sufficient

DeclarationError: Identifier not found or not unique. Line5 This is the error i have tried writing the code multiple times yet not solved plshelp me

Solidity: deploy contract, mint 50 nfts, and send nft to 50 hard coded addresses all in one step possible?

Can anyone explain how ens resolver convert bytes memory to address type in solidity

invalid opcode error while swapping tokens

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