Ethereum

Excavator

 Excavator
Edit first post that was inactive for 6 months.
Awarded 630 times.
How to find out the cost of deploying a contract in HardHat
Awarded 2 days ago
Error: invalid contract address or ENS name
Awarded Sep 25 at 4:06
Get creator from contract address
Awarded Sep 22 at 4:47
How to handle division by zero in solidity?
Awarded Sep 21 at 6:15
how to identify a transaction?
Awarded Sep 6 at 4:05
In Mempool, how to identify whether it's a "buy" or "sell" tx on Uniswap?
Awarded Sep 3 at 4:08
How can i calculate depositedAmount0 and depositedAmount1 from given liquidity Uniswapv3
Awarded Sep 3 at 4:08
Error: etherbase address must be explicitly specified
Awarded Sep 3 at 4:08
Access shared library and other contract's functions
Awarded Sep 2 at 13:09
Why does Uniswap V3 use ticks [-887272,887272] to represent the price range [0,∞]?
Awarded Aug 23 at 4:40
Sending an ethereum transaction with ethers.js and metamask
Awarded Aug 23 at 4:40
Calculate the ERC165 interfaceId of any contract type manually
Awarded Aug 20 at 1:15
How to use web3j to check the balance of an ERC20 custom Token and transfer the token to another wallet?
Awarded Aug 17 at 4:02
Getting Error : ERC20: transfer amount exceeds allowance
Awarded Aug 3 at 4:51
How to obtain list of transactions/activity on metamask
Awarded Jul 29 at 4:03
Using GnosisSafe to deploy ERC20
Awarded Jul 22 at 6:10
Why is there a difference between a public array and a function which returns it?
Awarded Jul 15 at 4:05
How to delete geth? How to update geth?
Awarded Jul 6 at 5:05
send VS call - differences and when to use and when not to use
Awarded Jul 1 at 4:26
How can I check if an Ethereum address is valid?
Awarded Jul 1 at 4:26
What is the JSON-RPC method to call a contract's function?
Awarded Jun 25 at 6:03
OPCODE free memory pointer and offset
Awarded Jun 20 at 5:42
What datatype should I use for an IPFS address hash?
Awarded Jun 8 at 4:17
Is Ethereum wallet address case sensitive?
Awarded Jun 4 at 5:07
Quorum: Extending list of participants that can access private transactions post transaction creation?
Awarded May 28 at 9:16
Why is the returndata of a function returning bytes formatted in a weird way?
Awarded May 27 at 4:05
How can I calculate a given Ethereum block's difficulty?
Awarded May 26 at 4:35
How to show my own contract name in Token Tracker field of an ERC1155 Contract?
Awarded May 22 at 4:16
How do I decode call data in solidity?
Awarded May 20 at 4:58
Tracking tokenholders of a token with web3
Awarded May 15 at 4:17
Why is "modifier lock()" needed in UniswapV2Pair smart contract?
Awarded May 15 at 4:17
(post deleted or otherwise unavailable)
Awarded May 8 at 5:01
UniswapV3 Get unclaimed fees
Awarded Apr 26 at 4:47
How to get method name from transaction history (since the beginning and news in realtime)
Awarded Apr 21 at 4:17
Gas optimization for my smart contract?
Awarded Apr 19 at 7:21
Get public key of any ethereum account
Awarded Apr 15 at 5:07
How to get the private key from seed phrase and account number generated by Coinbase Commerce?
Awarded Apr 8 at 4:42
How can we lock an ERC20 token in a contract and generate another ERC20 token proportionally over the locked duration?
Awarded Apr 7 at 20:34
How can I get a private key from a mnemonic phrase?
Awarded Apr 1 at 5:27
Why are there two methods encoding arguments? "abi.encode" and "abi.encodePacked"
Awarded Mar 30 at 4:09
Get index of element in array
Awarded Mar 29 at 4:40
I am getting error saying export 'ethers'.'provider' (imported as 'ethers') was not found in 'ethers'. Despite importing correctly
Awarded Mar 21 at 4:05
How do you send Ether as a function to a contract using Remix?
Awarded Mar 20 at 4:15
Can an ENS name point to a contract address?
Awarded Mar 20 at 4:15
Open Source Ethereum Blockchain Explorer
Awarded Mar 8 at 4:35
How to verify signature in NodeJs via web3j?
Awarded Mar 6 at 4:06
How to create a RawTransaction for contract interaction Web3j
Awarded Mar 6 at 4:06
How To SSL Ethereum Geth Node?
Awarded Mar 6 at 4:06
Precision (digits) of ERC-1155 tokens [closed]
Awarded Feb 25 at 4:07
Truffle artifacts are not being generated when compiling
Awarded Feb 18 at 4:42
I see no way to obtain the return value of a non-view function (ethers.js)
Awarded Feb 10 at 4:21
How to make contract the owner of the tokens?
Awarded Feb 5 at 4:46
(post deleted or otherwise unavailable)
Awarded Feb 1 at 6:58
What's the difference between 'address' and 'address payable'?
Awarded Jan 24 at 4:41
How to setup 'topics' for function getPastLogs ()?
Awarded Jan 24 at 4:41
Store and retrieve data in an array in Solidity
Awarded Jan 24 at 4:41
How are Ether balances stored on the Ethereum blockchain
Awarded Jan 24 at 4:41
What is the networkid and chain id of truffle cli?
Awarded Jan 21 at 4:07
How to calculate an Ethereum Contract's address during its creation using the Solidity language?
Awarded Jan 20 at 4:21
How to compare an address with an address using web3js?
Awarded Jan 17 at 9:31
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