Ethereum Questions, Problems & Solutions : TransWikia.com ~ Page 19

Verifying Signatures from other ECC Curves with ecRecover

My Question is, can I verify a ECDSA Signature from a different ECC Curve like scep128r1 or secp256k1 with the ecRecover function? If not, are there any good Library's which...

Asked on 08/26/2021 by notoriousJ

1 answer

Let's say I forgot first 2 words of the seed, how could I find an account with ether in it?

Let's say I forgot first 2 words of the seed. I want to write a program that brute-forces all possible bip-39 word combinations for the first 2 words, generate private/public...

Asked on 08/26/2021 by good_evening

3 answer

Sending a transaction with minimum gas; will it ever complete?

About one day ago I sent a transaction with an average gas limit, but a set a price of 15 Gwei. The transaction is still pending nearly 24 hours later...

Asked on 08/26/2021

2 answer

problem with sending ethers on ropsten network

I am trying to send ethers from one address to another address on the ropsten network but I get the message "undefined". Here is my code:web3.eth.getTransactionCount(account1, (error, txCount) =>...

Asked on 08/26/2021

1 answer

Is it feasible to write a DApp that targets multiple blockchains

This question does not target Ethereum specifically, but I hope you can help me out! If my questions are too specific, I apologize in advance. I'm trying to utilize Blockchain's...

Asked on 08/25/2021 by mkV

1 answer

Syncing geth 1.9.15 took too long on HDD raid-0

I've been running full node on a server with this config:Centos 711 Tb hdd raid-032 Gb ramand I'm using geth 1.9.15-stable-0f77f34b I'm trying to be archive node but syncing took...

Asked on 08/25/2021 by Nima

2 answer

web3j command-line does not recognize flags

I am trying to run the command such asweb3j solidity generate -b SimpleBank/SimpleBank.bin -a SimpleBank/SimpleBank.abi -o ~/IdeaProjects/quiknode/src/main/java/ -p com.simplebankFound here: https://blog.quiknode.io/web3j-ethereum-for-java-developers/ However, the web3j says :...

Asked on 03/10/2021

0 answer

Proxy function clashing - what kind of danger comes exactly with it?

I read that if I am using proxy, there is a chance of function clashing. Let's say in my contract there is a function with a signature:proxyOwner()025313a28d329398d78fa09178ac78e400c933630f1766058a2d7e26bb05d8eaNow, as I...

Asked on 03/10/2021 by Radeg90

1 answer

Geth Providing error on its directory path

I have initilize my node1 with my genesis file which worked fine command is 'geth --datadir node1/ init genesis.json'. But with same geth when I try to run this command...

Asked on 03/02/2021 by Sahitya Kumar Suman

1 answer

How to disable one owner-only contract function without disabling others?

I have deployed a smart contract with several functions that only one address (called the 'owner') is allowed to call. The transaction will revert if any other address tries to...

Asked on 02/27/2021 by Chenguang

1 answer

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