blockchain

blockchain

How to get contract deployer address using ethers.js?

Hardhat test stuck at undefined place with TypeError: Cannot read properties of undefined 'place'

Get Array of structs from custom smart contract deployed on Hedera

Sending USDTC to a new Tron address in testnet --"Unrecorded Token"

Difference between Organizations.OrdererOrg.Policies and Orderer.Policies in configtx.yaml file Hyperledger Fabric

Error trying to create seahorse init project, anchor init failed

ingress_expiry not within expected range error in candid ui. Motoko language, console prompted a breaking change on running dfx deploy

Fetch historical liquidation orders from Binance

Issues while selling to a liquidity pool created for my own smart contract

Deploy and intereact with smart contract on Hyperledger Besu

How to correctly set up a WebSocketProvider in ethers.js?

Transactions not being mined on Quorum QBFT Chain

Why are polygon transactions being dropped and replaced?

Any blockchain bridge with API for BTC to WBTC conversion?

[Ganache/ Truffle]revert TX Limit Exceeded -- Reason given: TX Limit Exceeded

OpenZeppelin onlyOwner modifier doesn't work properly

What is different nami wallet signing and payment.skey signing?

ERC721: invalid token ID when trying to connect two smart contracts

Why should I inherit a interface instead of inheriting its contract in solidity?

Convert wallet address on Tron

What is the fastest consensus in blockchain technology? [closed]

Unable to transact Operator.setAuthorizedSenders on Chainlink - Goerli

How is it possible to make random/pseudorandom numbers in the MOVE language?

Deploying to fuji network with hardhat creates HttpProviderError

How to automate a ChainLink Job to call a smart-contract function that requires the caller to be a given admin address?

Guidance in Application of Bloackchain Based DDoS Mitigation Stragtegies

Faucet contract only permits owner to perform transactions

How to identify whether an TX is a simple incoming "SOL/Token transfer" one?

Not able to correctly send a transaction - BSC Testnet & Web3

Does Multi Chains Satisfy the Impossible Triangle? [closed]

How to get ether for Goerli Testnet online faucets aren't working?

Error HH801: Plugin #nomicfoundation/hardhat-toolbox requires the following dependencies to be installed:

Solana Anchor Lang: anchor init creates project with TypeError: Cannot read properties of undefined (reading 'methods')

QR code format standard for blockchain transactions

Error while creating DID using Didkit-wasm library

Why Uniswap V2's function getPair() is returning a null address

Not able to create a network using #aws-sdk/client-managedblockchain

My function call is returning expensive gas cost on metamask

How is the block size of Bitcoin 1MB whereas the algorithm it uses (SHA-256) has a block size of only 512 bits?

Can I create private eth network that no external one can join it?

How to make a Factory Contract which deploys a UUPS Proxy?

I'm trying to run a js script on the blockchain using hardhat. After running it in the command line it throws an error

Is there any possible ways to automatically fetch the DEX interacted users wallet addresses in the etherscan.io site?

Error HH411: The library #hardhat/console.so, imported from contracts/NFTMarketplace.sol, is not installed. Try installing it using npm

Failed to deploy hyperledger-fabric

Enrollment certificate of user does not have the attribute values assigned to it when registering it using Hyperledger-fabric-sdk-java

Blockchain outbound oracle code sample in solidity

How do I limit the max supply of an Elrond NFT collection?

Why do we need deployments.fixture?

Chainlink async bridge task returns HTTP Error 422

Get all NFTs created by a contract in the Flow blockchain [closed]

How to listen for smartcontract events and filter by receiver with Tron

How to verify TransparentUpgradeableProxy which is deployed using create2?

How to allow to send tokens from an appropriate addresses only?

Testing a Flash Loan Smart Contract - Have some issues

Is there a way to store two months of history in my Ripple testnet?

InsufficientBalanceException("Insufficient spendable states identified for $requiredAmount.")

while writing a Chaincode (Hyperledger-fabric) in Golang I am confused while fallowing documentation

Does the private blockchain have to follow client-server model when considering BFT?

Aptos Bytecode / ABI to move file?

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