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## [metamask]
- [ ] installation hint
## [web3js]
- [ ] integrate to the client
## Make OWD shows in metamask
- [ ] integration
## (not needed)[user]
- build on one of [AWS Federated ID] or […
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给个例子
web3.utils.soliditySha3({t: 'string', v: 'Hello!%'}, {t: 'int8', v:-23}, {t: 'address', v: '0x85F43D8a49eeB85d32Cf465507DD71d507100C1d'});
> "0xa13b31627c1ed7aaded5aecec71baf02fe123797fffd45e66…
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can you please specify which node and web 3 version you have used in your project
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https://github.com/ethereum/remix-tests/issues/7#issue-325698381
We might try setting defaultBlock number before following line
https://github.com/ethereum/remix/blob/71a1c134911c1e42facbeb3428fd5…
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Here is the video I recorded reporting the error
https://user-images.githubusercontent.com/109267056/194201193-b6c3c9de-ac41-42aa-8b60-52a1a8660dc3.mp4
link: https://s21.aconvert.com/convert…
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Been trying to get the code to work in the Estimating Gas Cost section of Chapter 7 with no success.
gas_estimates.js times out with no error codes for me.
I think the line causing the issue is…
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## Motivation
StackOverflow is filled with people that truncated one character of a wallet address and send tokens to that address. Sadly with how base58 works, a truncated address can still be val…
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Contracts in `web3x` have their `abi`, `eth` (provider), and `default options` declared as private, so there is no way to get to these parameters used to construct the Contract. Web3js exposes these p…
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I am new to programing but this file is not there at all - there is no actual file named abi-decoder.js ...?
Am I missing something?
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Hi,
I read the example to work with a contract. However, the account used in that example is located on rpc endpoint. I am actually looking for a solution to use private key then add to account (bu…