Top new questions this week:
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In geth doc I found this :
--txpool.globalslots value Maximum number of executable transaction slots for all accounts (default: 4096)
--txpool.accountqueue value Maximum ...
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I recently registered a .eth domain through the Ethereum Name Service. Is it possible to use this domain for a website? Or is it just an alias for an ethereum address (and other metadata)?
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I am curious how to get the total current balance of my metamask wallet with as many "accounts" inside it as it bears in the moment?
As I can understand metamask is the HD wallet and all my addresses ...
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I have a memory or calldata struct with an attribute of type byte[]. I want to have a memory variable with that data, except for the first n Bytes.
In C, you'd just write
typename variablename = ...
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function Renting() public {
checkUser[owner] = true;
struct govt = Person(owner, 'Owner', 'Owner', 0, 'None', new uint[](0), new uint[](0));
addressToPerson[owner] = govt;
}
When I ...
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I have done some work on captioned subject. For example, I can extract all getter functions (and some constructors as well) of all given smart contracts (in abi json file format). Then i can call ...
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I read following content about EVM:
It is vital to also note that EVM operates in a sandboxed environment- it is totally isolated from the main Blockchain network, and works perfectly as a testing ...
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Greatest hits from previous weeks:
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when I use the web3 interface to sign on msgs, it tell me that the account should be unlocked, how can I manage this with geth and what exactly does unlocking mean?
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I have a currupt Blockchain and want to hard reset the chain. what do I need to delete in order to start downloading the chain from scratch?
I know that there are 2 ethereum folders (I am on OSX):
...
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I'm syncing up a new node. How can I find out what the latest block is so that I know how far I've got to go?
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The initial version of Ethereum (Frontier) uses a Proof of Work based consensus algorithm, but I see that there are plans to implement a Proof of Stake based consensus algorithm called "Casper" in a ...
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If the contract issuer wants to have a way to upgrade the contract code, so that account data and other things carry over, can Ethereum provide for this? Also can this be done without changing the ...
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In Bitcoin, 6 confirmations are considered secure (very low probability of transaction/block reversal).
What is the current number in Ethereum?
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What criteria does a valid ethereum address need to fulfil? Is it just a random number in hexadecimal? Or does it need to be derived in a specific way, according to some cryptographic algorithm? What ...
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Can you answer these questions?
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from:
https://solidity.readthedocs.io/en/v0.5.12/abi-spec.html#encoding-of-indexed-event-parameters
bytesNN types are padded on the right while uintNN / intNN are padded on the left.
I would ...
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I am calling geth rpc method eth_getStorageAt using json-rpc-cpp libarary. I need to know the parameters' names for the method. I can find parameters' names for eth_sendTransaction from here, which ...
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I need an ETH-USD price oracle for my vyper contract. So far, the oracle services I've found, like chainlink, are written in solidity. Is it possible to use a solidity oracle in a vyper contract? How ...
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