blockchain

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Interacting with Contract instance works on hardhat local rpc but throws error on mumbai testnet
user_142516390
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1
0
445
ethers.js hardhat blockchain solidity ethereum
If the blocks can only be traversed backwards, how do we know which one is the newest?
user_13932830
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1
1
53
blockchain ethereum bitcoin
Solidity transfer funds is redirecting to another address
user_151627970
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1
1
156
blockchain solidity metamask
Solidity: Disable Buying and Selling if CurrentPrice is below LastTransactionPrice?
user_179432880
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3
1
118
blockchain smartcontracts solidity ethereum
Solidity inheritance and VM Exception
user_17887810
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2
1
117
truffle blockchain smartcontracts solidity
upload folder to ipfs using blockfrost
user_156895160
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1
0
92
cardano ipfs blockchain curl
Solidity code that allows someone to input their yearly salary and get financial advice. I can't input salary and get result based on the input
user_179366490
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1
1
62
blockchain remix smartcontracts solidity ethereum
ChainLink Any API Large Response Example doesnt fulfill
user_85078830
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1
1
122
chainlink blockchain solidity ethereum oracle
Which provider should I choose ? Web3Provider ? InfuraProvider ? JsonRPCProvider?
user_169184920
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2
1
1464
web3js ethers.js blockchain ethereum
from field must match key's x, but it was y
user_175946820
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1
4
385
web3py blockchain solidity cryptography python
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