Top new questions this week:
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I tried apirus to connect to local ganache node.
Ganache node is running on localhost:7545.
git clone https://github.com/blk-io/epirus-free.git
cd epirus-free
docker-compose pull
...
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I am trying to run a geth node just to learn what I can do with it. I started geth with fast syncing. The problem is that it never syncs and always lags behind ~100 blocks. My datadir is on my HDD and ...
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I'm newbie in ethereum and on my first lession I faced an issue that I can't solve:
Hello.sol:
pragma solidity ^0.6.0;
contract HelloSol {
uint savedValue;
function setValue( uint newValue ...
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Why using the Transfer method is showing the value of the erc20 that I want to transfer while with a custom method is always showing 0 ETH on metamask instead of the token that I'm transferring via ...
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Ruby ethereum libraries use:
https://github.com/phusion/digest-sha3-ruby
require 'digest/sha3'
'0x' + Digest::SHA3.new(256).hexdigest('0x0')
=> ...
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I have an event with the signature Event(address, uint256, string) which my smart contract emit from time to time. I am testing said contract on a ganache test net where when the Ganache picks up ...
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I want to make code coverage for my project. I installed the solidity-coverage from this page: https://github.com/sc-forks/solidity-coverage
and then ran this command in truffle : truffle run ...
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Greatest hits from previous weeks:
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How fast should be an internet connection to mine ethereum and don't have connection issues? What about ping?
And, how many GB of data would get downloaded over a month period? I have a 250GB limit.
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Whenever I try and make a contract, I get:
web3.eth.contract is not a function
I'm using this code:
const path = require('path');
const fs = require('fs');
const solc = require('solc');
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I'd like to set up a local (private) blockchain that isn't connected to the wider internet so that I can deploy some test contracts. How do I go about doing that?
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I noticed that address's offer two member functions that perform the transfer of ether to the specified address. send returns false upon failure and transfer raises an exception. In the Solidity ...
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Is it possible to store ether on paper wallets or generate printable private keys offline somehow?
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I've heard that Ethereum mining is ASIC resistant since it requires memory-hard hashing algorithms. However, why can't miners buy large DRAM and devote the memory to ASIC mining? What prevents miners ...
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In Bitcoin, the total supply is capped at 21 million BTC. Is the total supply of Ether capped? How much will be mined before the Proof of Stake (POS) transition, and how will POS affect the issuance ...
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Can you answer these questions?
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Why not use base64 since it would be more compact?
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I'm writing Django app and want to send out tokens using Web3 once Coinpayments sends me callback about successfull payment. The problem is that Coinpayments sends multiple callbacks at once and just ...
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I am using quoram distribution through Azure blockchain service.. we are emitting few events according to our logic and these events are being used to get specific data from the transaction.. though ...
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