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Results tagged with go-ethereum
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user 6106
Go Ethereum (short: Geth) is a Golang implementation of the Ethereum protocol.
2
votes
Ethereum private network performance
When you create a new test network, you define a genesis block in a JSON file. In that JSON file you can set difficulty. If you set difficulty very low, the blocks will be discovered very fast for the …
- 4,230
1
vote
GoEthereum getting public key from private key hex formatting
The output is 65 bytes long and starts with 0x04. This indicates to me that this is a DER encoding of the public key (which is what Bitcoin and all its fork uses). Ethereum does not DER encode its pub …
- 4,230
1
vote
Accepted
Is there a way to avoid using the geth console?
Yes! geth_tools is made for this exact purpose!
When you use "geth_tools", all you have to do is define your contracts in Solidity and program how you want to interact with the contracts in JavaScrip …
- 4,230
0
votes
1
answer
131
views
Unable to call methods on my deployed contract
Problem: All method calls to my deployed contract return null
Versions:
Geth: 1.9.9-unstable
Git Commit: c2d65d34d5c6f27b8d1a52280964023a3eefd66e
solc:
Version: 0.5.13+commit.5b0b510c.Li …
- 4,230
2
votes
Get raw transaction from hash
You can also find the raw transaction hex on etherscan.io by going to a transaction, picking Tools & Utilities and choosing Get Raw TxHash. See for example:
https://etherscan.io/getRawTx?tx=0x248b16e …
- 4,230
1
vote
2
answers
159
views
Is there a way to avoid using the geth console?
The geth JavaScript console is cumbersome and does not support tab completion. Do any tools exist such that I can avoid using it?
- 4,230
2
votes
How do you track total supply of a currency (smart contract) on the Ethereum blockchain?
You can easily make new currencies on Ethereum by following the ERC 20 standard. If you follow this standard, other applications and people can easily interact with your token. This standard makes it …
- 4,230
3
votes
Accepted
How to properly estimate gas costs of function calls with go-ethereum and golang?
I can't tell you why the ethclient.EstimateGas underreports the consumed gas. I remember facing the same problem once and my lazy solution was to multiply whatever it reported by 3.
In order to calcu …
- 4,230