solidity

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Truffle compiler can't find open zeppelin contracts
user_102761540
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2
1
570
solidity
How to listen permanently to events in a smart contract from node.js Application?
user_136795050
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3
1
4696
web3js smartcontracts solidity node.js events
Returned error: The method web3_clientVersion does not exist/is not available
user_126521700
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3
1
1545
web3js openzeppelin solidity web3 ethereum
My is metamask returning RPC Error: Error: [ethjs-rpc] rpc error with payload, metamask shows failed [object, object]
user_126423910
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2
0
1504
ganache openzeppelin truffle solidity metamask
Chainlink job not returning value
Admin1
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4
1
634
solidity ethereum nodes
Error Truffle Migrate "VM Exception while processing transaction: invalid opcode"
user_135658890
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2
3
935
truffle blockchain solidity
Getting error while running test on the solidity code
user_32664910
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2
1
268
blockchain solidity ethereum
How to make an API call in solidity?
Admin1
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9
3
9618
smartcontracts solidity ethereum api
How to send an array of structs from web3js to solidity contract?
Admin1
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10
1
6315
web3js blockchain solidity web3 ethereum
let accounts = web3.eth.getAccounts() shows undefined and app.vote(1,{ from: accounts[1] }) showing error
user_91421980
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2
1
1075
web3js truffle solidity ethereum javascript
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