Ethereum

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abi.decode() and unused variables
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Internal JSON-RPC error. { "code": -32000, "message": "execution reverted" } -- Remix Deployment
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Uniswap V3 - How to make a Multicall
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Moralis Error When Authenticating with Metamask
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web3.js keeps throwing "error: insufficient funds for gas * price + value" on ropsten
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Unable to install 'web3[tester]' - Cannot open source file: 'src/libethash/io_win32.c'
Awarded 15 hours ago
How to call a payable function with no parameters?
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Truffle web3.eth.sign produces wrong signature
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Division return 0 all the time
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What are the meanings of `(uint256) (a)` and `(int256) (a)` in Solidity
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How Do i Create a New Instance of a Contract
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Truffle-contract: how to subscribe to certain event
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Struct (array) or mappings?
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Can't deploy contract with web3.js and ganache-cli
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What is the logics behind Q64.96 number?
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Unable to install Truffle - Warn and Error
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how to store newly created solidity contract address in another contract securely
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Web3.py 'topics'
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Synchronisation failed: peer is unknown or unhealthy
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Linking IPFS in ERC-721
Awarded 2 days ago
How to configure extraData field in genesis file
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How to detect if user's account on Metamask is disconnected in frontend
Awarded 2 days ago
web3.utils.sha3 and web3.sha3 are not returning same hash
Awarded 2 days ago
How to push a struct into a mapping of structs?
Awarded 2 days ago
How do I retrieve the exact gas costs spent for a transaction with ethers.js?
Awarded 2 days ago
How can i get contract data from certain block [closed]
Awarded 2 days ago
About getPastLogs usage
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DeclarationError: Undeclared identifier. Remix IDE
Awarded 2 days ago
Is there a way to test an onlyOwner function from a Truffle/Solidity unit test?
Awarded 2 days ago
Why does ecrecover() take signature parameters (v,r,s) instead of the full signature?
Awarded 2 days ago
How to instantiate a calldata array?
Awarded 2 days ago
How concatenate encodeWithSignature with another data type to external call?
Awarded May 18 at 20:32
how to use multiple modofier to form combinations of boolean conditions?
Awarded May 18 at 19:41
Best way to trim last two characters of a string in solidity?
Awarded May 18 at 18:42
DApp examples containing complete source code
Awarded May 18 at 14:16
tx.wait() never resolves using ethers library
Awarded May 18 at 13:06
Right way to keep track of mapping values
Awarded May 18 at 11:57
How can I get USDT/USDC fro Polygon Mumbai Testnet?
Awarded May 18 at 10:50
Get private key of smart contract through remix
Awarded May 18 at 6:05
Increase block gas limit hardhat
Awarded May 18 at 5:42
Error processing transaction request: sender doesn't have enough funds to send tx
Awarded May 18 at 4:41
Transaction dropped. How to increase gas fee?
Awarded May 18 at 2:57
How can I multiply a fixed decimal var by a uint in solidity?
Awarded May 17 at 22:26
Should I use `storage` or `memory` when just reading the value and not changing state?
Awarded May 17 at 21:51
Cannot read properties of undefined (reading 'gteHardfork') when deploying contract using hardhat
Awarded May 17 at 19:10
Check valid slippage before sending transaction using web3
Awarded May 17 at 18:20
How can I generate random seed for new account of web3js?
Awarded May 17 at 18:08
How to transfer USDT out of a smart contract? [duplicate]
Awarded May 17 at 14:03
HTTPError: 401 Client Error: Unauthorized for url: https://rinkeby.infura.io/v3/
Awarded May 17 at 13:27
Does smart contracts "sync" between Polygon and Ethereum?
Awarded May 17 at 10:48
best way to get transaction timestamps?
Awarded May 17 at 9:19
How do i connect geth to web3.py using IPC on Windows?
Awarded May 17 at 8:12
Is it possible to run bsc node with minimal config (especially low disk storage)?
Awarded May 17 at 4:31
Downloading all the current smart contract
Awarded May 17 at 1:10
MetaMask total USD balance including all coins
Awarded May 16 at 16:56
How to catch reverted transaction while using metamask
Awarded May 16 at 16:32
Create new account in ganache
Awarded May 16 at 16:12
The security problem of tx.origin in Solidity
Awarded May 16 at 16:12
How many peers can an Ethereum node have?
Awarded May 16 at 16:12
How to fix "Warning: Return value of low-level calls not used"?
Awarded May 16 at 12:07
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