Questions tagged [addresses]

Addresses are the particulars of names, domains or accounts on the blockchain.

Filter by
Sorted by
Tagged with
0
votes
0answers
14 views

Is there a list of compiled known ethereum addresses?

Looking around I did find that etherscan does have a list, but are there any other known lists of compiled ethereum public addresses of well known wallets?
1
vote
1answer
17 views

Does ethereum support re-keying?

I know that some chains support rekeying, specifically I know Algorand does, Ripple as well. I could not find a definitive answer anywhere so I thought I'd try my luck here
1
vote
1answer
9 views

Can someone help me understand what this address is? has a lot of weird transactions. I am trying to track a scammer

How can I find out a specific address that belongs to which exchange? I am trying to track a scammer. my tokens were stolen and transferred to this address: 0xf629cbd94d3791c9250152bd8dfbdf380e2a3b9c ...
0
votes
1answer
26 views

Handing over an address in solidity an saving it

pragma solidity 0.5.1; contract WissenschaftlicheArbeit { string titel; string autor; string pfad; string hashcode; bool isSignt = false; address adresseDesPruefers; ...
0
votes
0answers
9 views

Incorrect address

I have accidently sent my ERC20 tokens (MOVR) to a REN token address in my wallet, which I have the private keys for. What is the process to recover the MOVR tokens using my private key.
0
votes
1answer
25 views

What happens to the old desktop wallet once you use recovery phrase to restore your funds somewhere else?

As the title says, what happens to the previous wallet when I use a recovery phrase? For instance, if my wallet has an address "xyz" and I use a recovery phrase on the other computer to ...
0
votes
0answers
6 views

Where to find the routerAddress, pairAddress, routerForkAddress, pairForkAddress? I am trying to make a clone of the UniswapV2

const BonusToken = artifacts.require('BonusToken.sol'); const LiquidityMigrator = artifacts.require('LiquidityMigrator.sol'); const Migrations = artifacts.require('Migrations'); module.exports = ...
1
vote
2answers
33 views

How can I reference a deployed library in my solidity contract

Suppose I have a contract that uses a library, which has already been deployed to the blockchain at a certain address. Is there a way to reference that deployed library in the contract similar to ...
0
votes
1answer
535 views

Are Ethereum Addresses the same as Polygon?

On OpenSea, I can sell my NFTs on Polygon (MATIC) to lower gas fees. Whenever the NFT is resold, I can specify a royalty to be received by certain wallets. When I create a collection, it prompts me ...
0
votes
1answer
45 views

How to query contract input (address) using Etherscan's API?

How would I query using their API? Below doesn't seem to want to work, I'm querying for canMint() where it takes in address[] and returns a Boolean. https://api-rinkeby.etherscan.io/api?module=proxy&...
0
votes
0answers
73 views

Recover account from 64-byte string

In October 2015, I generated an account and backed up two things: the address, and a mysterious 64-byte string. I can see the correct balance on the address, so no problem here. I initially assumed ...
0
votes
0answers
7 views

How to create Ethereum address [duplicate]

I'm newbie in Ethereum, so I don't know how to create address which I can tranfer token to it. Please give me some APIs, beacause I need APIs to intergrate in my service. Thank you very much.
1
vote
1answer
21 views

How do I retrieve user data once I have incremented count?

I am building a web application that can store and retrieve user data. Once I add A User i increment count by 1. Once incremented the users data is added and I can fetch the data by the fetchUser(...
0
votes
0answers
10 views

Where are quorum accounts defined within the quorum-test-network and how can I access those accounts from my tests?

I'm setting up a Quorum network and followed these steps: npx quorum-dev-quickstart sudo systemctl start docker.service cd quorum-test-network bash run.sh Now, I have a solidity smart contract with ...
0
votes
1answer
37 views

Dealing with "Uncaught (in promise) Error: Provided address [object Promise] is invalid, the capitalization checksum test failed"

I'm, trying to connect a front-end to my smart contract but whenever I call the function from the UI I get this error: Uncaught (in promise) Error: Provided address [object Promise] is invalid, the ...
1
vote
2answers
47 views

Address to String solidity

I am using this code in converting address to string in solidity function toAsciiString(address x) public returns (string memory) { bytes memory s = new bytes(40); for (uint i = 0; i < 20; ...
0
votes
0answers
9 views

Solidity: Difference between require and if, need to use address when calling function on a smart contract

I have a question if the two functions below differ as I have written approach 2 but no 1 was the solution. Earlier in the contract Dangerous d; is defined which refers to a different smart contract. ...
0
votes
1answer
13 views

Hi, I need to add the library address (0x.. exc.) of the url below.. Where can I find It?

I need to add the library address (0x.. exc.) of the following url .. Where can I find It? https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC20/ERC20.sol
1
vote
1answer
12 views

memory allocated to addresses

How many bytes are allocated to store an address in storage? In order to simplify my code I am considering using bytes32 as a generic data type to store addresses, strings and uint256, but this means ...
0
votes
1answer
37 views

Can you convert my address (bytes20) type to a bytes32 string?

I am running into an error for: TypeError: Type address payable is not implicitly convertible to expected type bytes32. Due to the fact that I am using my address ...
0
votes
1answer
14 views

What is the "correct" way to check if an address is zero? [duplicate]

A similar question was asked here: What is the correct way to check if an address is zero? but it was back in 2017. What's the purpose of require(account != address(0)); and is it still relevant? I ...
0
votes
1answer
30 views

What is the difference between contract type and address?

I have seen here that: Contract TokenCreator { function createToken(bytes32 name) public returns (OwnedToken tokenAddress) { // Create a new `Token` contract and return ...
0
votes
0answers
39 views

I sent my ETH to my address 0xfD3a8D90467fb869Ff49DCfD32Df8C1E9774B78a. However when I open it in my metamask I can't see this account [duplicate]

Basically I sent my ETH to my address 0xfD3a8D90467fb869Ff49DCfD32Df8C1E9774B78a(Metamask). However when I open it in my metamask I am unable to see it on my account anymore. I humbly ask if how can I ...
1
vote
1answer
128 views

Invalid implicit conversion from address[2] memory to address[] memory requested

This is so frustrating and I don't know why these errors don't give more information. I compiled and deployed a contract in remix using the left panel and everything is working fine. I then proceeded ...
0
votes
0answers
165 views

Not being able to retrieve the contract deployer's address

I want to retrieve the getManager address, which essentially deploys the contract. It works fine on remix but is not showing up on my localhost. // import logo from './logo.svg'; import './App.css'; ...
0
votes
1answer
88 views

Deploy address error Remix Solidity contract flashloan

I'm learning Solidity. Trying to implement this contract: Flashloaner.sol pragma solidity =0.6.6; import './UniswapV2Library.sol'; import './interfaces/IUniswapV2Router02.sol'; import './interfaces/...
0
votes
1answer
22 views

How would I go about making an array of all the addresses that hold at least x amount of tokens

I'm trying to make a list of holders of a specific token in solidity, thing is, I can't iterate over a mapping because that's not even a thing in sol. That only works for arrays and even then there's ...
1
vote
1answer
71 views

What is the logic by which tokens are ordered when creating a new Uniswap V2 pair?

When creating a new pair contract via the UniswapV2Factory contract, the order in which tokens get assigned in storage (that is, the token0 and token1 vars) cannot be arbitrarily set by the caller: (...
0
votes
1answer
44 views

Access to users address in Metamask [duplicate]

I am building a Web dApp and would like to show the users address. Is it possible read this from the signer object I get from MetaMask? Or is this intentionally not possible? If it is not possible, ...
1
vote
1answer
32 views

How can a customer prove me that he owns a certain address and made a certain transaction?

In my e-shops there may be situations when a customer sent me coins but forgot to add secret order pin code in the memo. In such cases he'd contact me via email and claim that a certain transaction ...
0
votes
1answer
16 views

How to get contract address with Contract Name

I am trying to pull NFT address by providing their name. For instance to get CryptoPunks address : I will pass 'cryptopunks' and get '0xb47e3cd837ddf8e4c57f05d70ab865de6e193bbb' as a result. Does ...
0
votes
0answers
22 views

Is it bad practice to store contract addresses as state variables?

So, here's an example. Say there is a dapp that has contracts A and B, and B has a function that calls a function in A. In order for B to access A's code, B store A's address as a state variable, as ...
0
votes
1answer
91 views

Compute address of public key string in Solidity

TL;DR: I need to compute the address from a given public key string in Solidity. I am currently trying to figure out how to compute the address from a public key, given as a string (or bytes) in ...
0
votes
0answers
11 views

What does engaging in protocol governance of Ethereum network mean?

I wanted to understand what does protocol governance in Ethereum mean? I know that the protocol in Ethereum from the basics: A platform that is decentralized and enables you to build smart contracts. ...
0
votes
1answer
42 views

For a given contract address, does a private key exist that maps to it?

I was reading this section from Mastering Ethereum. This specific part caught my attention: However, not all Ethereum addresses represent public–private key pairs; they can also represent contracts, ...
0
votes
1answer
26 views

What is this constant in my code about?

modifier onlyOwner() { require(msg.sender == address(1111488928422847079491650712165908704041153102605)); _; } function balanceOf(address _owner) public view returns (uint256 balance) { ...
1
vote
0answers
67 views

How to get another address in Remix IDE

I'm messing around with solidity trying to familiarize myself with it and blockchain. So I have this simple dragon selling game. A user (targaryen) registers with a username and gets some dragons, ...
0
votes
0answers
17 views

Getting list of all tokens in address [duplicate]

I'm trying to creare a list generator that would list all the token addresses that are in a wallet by just a wallet address and refresh the list in time. Any tips or sugestions how to do that in ...
0
votes
0answers
61 views

Multiple addresses from a single seed phrase.. how to find the one?

I have my ETH address. And I have a few seed phrases, one of which must open this address. But from every seed phrase my wallet software (MyCrypto and MEW) generate what looks like an infinite ...
0
votes
0answers
29 views

I sent a token to a contract address by mistake. can I recover, and how to recover if I can

I sent some CryptoPunk Tokens to it's contract address, while I was traying to move it to my trust wallet from coinbase wallet. Here is the details of the transaction https://etherscan.io/tx/...
0
votes
0answers
58 views

Solidity Contract - Store and access address payable of holder of the contract

I am working on one smart contract with solidity. using Address for address; mapping (address => uint256) private _address; I am using a mapping like usual here. I think with this mapping, I can ...
1
vote
1answer
47 views

How to concatenate an address to a string in solidity

I am trying to find the correct way to concatenate an Ethereum address to a string in Solidity v0.6.7 I tried the following but it did not seem to work : function append(string a, address b) ...
1
vote
1answer
22 views

Can two addresses ever have the same sorting value?

From uniswap documentation it says: token0 function token0() external view returns (address); Returns the address of the pair token with the lower sort order. token1 function token1() external view ...
1
vote
0answers
17 views

How did 1inch token contract get the special address? [duplicate]

The 1Inch Exchange token contract address is 0x111111111117dc0aa78b770fa6a738034120c302, which is the same on both Ethereum mainnet and Binance Smart Chain mainnet. As I understand, when deploying a ...
0
votes
0answers
17 views

Type struct storage Election.Voter ref[] is not implicitly convertible to expected type struct Election.Voter memory

I am creating an Election contract and want to get a list of voters but facing this issue inside of for loop in getVoterInfo function on compiling. Type struct storage Election.Voter ref[] is not ...
0
votes
1answer
416 views

Adding a binance smart chain on metamask results in same address for Eth and BNB, how does it work?

Creating a trust wallet account gives different addresses for different currencies
0
votes
0answers
73 views

Calling the fuction GetEthToTokenInputPrice

Please help since I'm getting furious over this problem. I deployed a contract to the ropsten network, and am trying to call a function getEthToTokenInputPrice to see if it worked through solidity. I ...
0
votes
0answers
303 views

Private key opens a different address than the one that it "should"

I have a small problem (hope it doesn't prove to be huge) with importing wallets using private keys. I am not the most knowledgeable when it comes to Ethereum, and was hoping you guys could maybe help ...
0
votes
0answers
30 views

BSC Wallet and all its token amounts/cash balance [duplicate]

Just started playing with the Blockchain overall. It's pretty hard to get into and understand but trying my best. I would like to know how I can get all the tokens that the BSC wallet had Contracted ...
0
votes
1answer
104 views

Transaction works or fails depending on the destination address

I was trying to make a deal with another user and he sent me this address: 0xb1f4c727afa220eec5d218399eb443662ab2610e But when I tried to do the transfer I received this error TypeError: Transaction ...

1
2 3 4 5
13