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Results tagged with go-ethereum
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user 4955
Go Ethereum (short: Geth) is a Golang implementation of the Ethereum protocol.
3
votes
Which operations can change ethereum address balance?
I would add SELFDESTRUCTs to the list. They are quite unique, as they can transfer ether to a smart contract without executing its code.
Also, I would add special one-time transfers performed by EIP-7 …
- 7,363
0
votes
What is the websocket URL in Ethereum on Geth?
If you are using web3js, look at web3.eth.subscribe function. It implements asynchronous notifications about various blockchain events, such as new blocks or event logs. Under the hood it just polls …
- 7,363
1
vote
Accepted
Generate Public Key
Yes, sure, you may recover public key from your transaction using ABDK Toolkit. For this you need your transaction in raw hexadecimal format. You may again use ABDK Toolkit to convert transaction in …
- 7,363
0
votes
Public Key of existing wallet
You may use ABDK Toolkit to recover both, public key and address from your private key.
- 7,363
1
vote
How to Make Geth 1.9+ Full Node to Trace Ancient Blocks?
You need to run an archive node, rather than just a full one. Use --gcmode archive command line option. See documentation for details.
- 7,363
0
votes
Remove coinbase transactions in private net
Just add the following option to geth command line:
--exec 'setInterval (() => txpool.status.pending > 0 ? miner.start () : miner.stop (), 100)'
It will automatically start mining when there is som …
- 7,363
1
vote
Accepted
Infura node seems to crash when tryining to deploy contract
auth, _ := bind.NewTransactor(strings.NewReader("keystore/UTC--2019-12-19T11-17-59.397909000Z--2d76d8729f9cfa5bc3ceba8a504400fe30bb53d2"), "Poppop12!")
Here _auth is probably nil. Try logging _auth …
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0
votes
Accepted
Balance returning zero after sending KETH to it
Infura doues not allow unencrypted HTTP requests. Should be https://kovan.infura.io/v3/....
- 7,363
1
vote
What bad things could happens if Geth RPC is public?
Many bad things may happen, here is incomplete list of them:
Anybody may sign transactions/messages with your private keys as long as you unlock them
Anybody may use resources of your node to query …
- 7,363
1
vote
How to get the pending transactions in the whole network from ethereum?
First of all, each node maintains its own list of pending transactions. The nodes continuously download pending transaction from each other, but this is asynchronous process and most of the time list …
- 7,363
0
votes
How to know if transaction is failed due to insufficient balance?
Ultimate way to know why mined transaction failed is to trace it. In Geth you may do this using debug.traceTransaction().
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0
votes
How to code ADDRESS using opcodes in a solidity function?
function showAddress() view public returns (address addr_v) {
assembly {
addr_v := address()
}
}
See documentation for details.
- 7,363
0
votes
How to get balances of all the accounts(~1000) in Geth node?
Ethereum address balances are public information, so you don't have to obtain them from your own node. There are publicly accessible databases storing them. One example is etherscan.io. Another is …
- 7,363
1
vote
Contract's transaction count in a certain period
This depends on what do you mean by ”transaction” and what do you mean by “transaction of a contract”.
For transaction there could be at least two meanings:
Real Ethereum transaction included into …
- 7,363
0
votes
Integrate more then one user with one ethereum account
Multisig (multiple signatures) wallet is a common way to collectively own Ethereum address. Basically, multisig wallet is a smart contract with several owners, which performs actions that collected e …
- 7,363