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Is erc 20 smart contract real or fake [duplicate]

I was invested in erc20 but one day suddenly i m in contract ,now they demands remained money .can i send the money in contract or not .i think it is scam .help me guys what can i do now
Jagdeep Aujlaz's user avatar
0 votes
0 answers
20 views

I got Scammed on an ETH Smart pool contract

I got Scammed on an ETH Smart pool contract, which is still running and showing my account balance $25740 withdrawable and $1866+$2 additionally showing me in the blockchain. They starting a new pool ...
Umesh's user avatar
  • 1
0 votes
0 answers
8 views

Two of my transactions were not completed

Two of my transactions were not completed but I was charged for them. How do I get the fees back? It's around $25.
Matin Meghdadi's user avatar
0 votes
0 answers
5 views

Problems in experience of blockchain splitwise

When I was running code of this splitwise code by using "npx hardhat run --network localhost web_app\script.js",but it answered back with the fault:"cannot find module abiDecoder",...
hh l's user avatar
  • 1
0 votes
0 answers
23 views

ERC-20 Token Lookup

I am looking for an ERC-20 token with only the Name (Ticker), but when I search that up on Etherscan I come up with many many options. Is there any way yo look these up by other criteria such as ...
cyptonewb's user avatar
0 votes
2 answers
59 views

Why is my transaction showing as 'success' but the value is 0 ETH ($0.00)?

I am new to the bitcoin world and any help would be appreciated. Transaction hash: 0xfba22d3b6d047bbd81d25dd5d6ef3f070f57f79abeaeb4de49e7dc605ab4cb7c If I was scammed, is there any way to recuperate ...
serge larin's user avatar
1 vote
1 answer
41 views

Why I need an RPC URL to call a view function in Solidity

hello so my question is why I should need a RPC Url while calling a view function Here is my simple code that is deployed in the localhost anvil testnet and that run successfully and there I did not ...
Debayan Ghosh's user avatar
0 votes
0 answers
15 views

I got scammed by Robot [duplicate]

There's APP called ETH MINER ROBOT. I withdraw 0.1ETH to my Binance Account and never received it.
Musanda's user avatar
0 votes
0 answers
11 views

I got scam from one pretty girl she told me invest USDT up to 5k and earn daily profit, refer this website, "ogfvs.top" ETH-ERC_20 [duplicate]

I got scam from one pretty girl she told me invest USDT up to 5k and earn daily profit, refer this website, "ogfvs.top" ETH-ERC_20 by using this website, and i lost my USDT 4600 recently, ...
shabi's user avatar
  • 1
0 votes
0 answers
18 views

Private Node Network-GoEth

i am trying to install private network of three nodes on my single laptop. i did following: install go-eth. used a medium article and followed instructions when i try to connect nodes with each other,...
Mohsin Munir's user avatar
0 votes
1 answer
18 views

Can someone spend native Ethereum from a signer's address using just a signature?

I'm exploring Ethereum's cryptographic features and wondering if there’s a way for someone to use a signature to spend native Ethereum (ETH) from the signer's address without directly requiring the ...
Nerses Asaturyan's user avatar
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0 answers
17 views

ETH tokens sent to BNB address in Safe Wallet

Some ETH tokens have been sent to a BNB safe address in Safe Wallet. To recover them I have followed this procedure: https://share.zight.com/z8uBKZYr. The wallet owner of the Safe Wallet is: ...
Mxrypto's user avatar
0 votes
1 answer
460 views

Some one make a fake token transfer from my friend wallet without having his PK

Now how is that possible? https://etherscan.io/address/0x781C2EA34506d904573E7E92be19154B729B2EE5#tokentxns this guy send 65 ETH to an address but some scammers sent 65 ETH token(fake) with his ...
Vahid Rasizadeh's user avatar
0 votes
0 answers
13 views

I exchanged scam tokens,pls help me [duplicate]

I exchanged ETH for scam coins through BYBITWEB3 on UNISWAP, now they cannot be sold on BYBITWEB3 DEFI (he writes that the contract has closed source code) and when trying to reverse exchange through ...
user139606's user avatar
0 votes
0 answers
7 views

If two persons split the minting process payment 80-20% on opensea , what are the rights and risks of each one on NFT?

I am new to NFT minting. I created a collection and am about to create a NFT . Someone has a buying customer on opensea for my Artwork to be minted. He suggests to pay 20% of the minting fees while I ...
Frank's user avatar
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0 votes
1 answer
8 views

How I decrease the gas fee when I call the contract method?

Deploying my contract on rinkeby cost ~12 USD in gas fees (using truffle cli). Is it possible for me to specify gas fees/set a limit in the smart contract so it costs me 0.5 USD, but takes longer to ...
Hom's user avatar
  • 101
0 votes
0 answers
7 views

Lost ETH using BOT [duplicate]

I am a newbie and saw a video in YouTube about setting up ETH contract using BOT. The code was also given by the YouTuber. I created the contract and linked it to MetaMask and then transferred ETH to ...
Vasu Raj's user avatar
0 votes
1 answer
43 views

Failing while trying to deploy ETH SAFE on BASE. What am I missing?

I tried following the steps outlined here: https://help.safe.global/en/articles/40812-i-sent-assets-to-a-safe-address-on-the-wrong-network-any-chance-to-recover https://share.zight.com/z8uBKZYr This ...
wrong-addressor's user avatar
0 votes
1 answer
53 views

Best Practices for Gas Optimization in Ethereum Smart Contracts

Ethereum community! I'm currently working on developing a smart contract for a decentralized application (dApp) on the Ethereum blockchain. I'm concerned about optimizing gas usage to enhance ...
Ian Park's user avatar
0 votes
1 answer
24 views

How to enable multi-payment in the NFT marketplace like ETH, USDT, MATIC, DAI, etc?

Hope you are doing great. I'm trying to build a NFT marketplace with multi-payments. When users buy a NFT, they must be allowed to pay with any of the payments such as ETH, USDT, MATIC, DAI... How to ...
Vara Prasad's user avatar
0 votes
0 answers
8 views

mining pool rewards [duplicate]

I don't intend to apply for the mining pool reward activity, which requires USDT 30000. The activity period is 15 days, and the reward is 5 ETH. Can I use USDT, from which I withdraw profit each day, ...
Jidapa Poomthongthip's user avatar
2 votes
1 answer
77 views

C code to sign a message compatible (such that can be verified) with Metamask, mycrypto, etc

I am on macOS and trying to put together the code to sign (and once I succeed to verify) a message with an Ethereum private key. So, the private key (just used to test, no funds there lol) is: ...
capodieci's user avatar
0 votes
0 answers
19 views

Possible to use CallContract during validation (on block not yet included in blockchain)?

I'm building a consensus engine. Already built a prototype of it, and now interested in improving it (mostly simplifying the implementation so it fits better with existing Ethereum codebase with least ...
BipedalJoe's user avatar
0 votes
2 answers
323 views

How to get raw transaction from v, r, s signature

My question is what would convert transaction fields r, s, v to rawTransaction. Can I see a transaction in the mempool and get its signature and raw? here is an example vrs: raw = ...
404's user avatar
  • 33
0 votes
1 answer
100 views

web3py Force send eth transaction at the same block without conformation or any errors

My question is how to force send a transaction via web3 or any other way without paying attention to errors. I know that I will pay for the commission if I am not successful and that will suit me. I'm ...
404's user avatar
  • 33
0 votes
1 answer
67 views

can eth_call() make this?

I have a contract and inside the contract there is a non-payable function that can call externally. this function do some analysis,and calls other payable function than can make real transaction using ...
Biruk Damte's user avatar
1 vote
0 answers
25 views

Good extensions for both Foundry & Hardhat

Hello i'am looking for good vscode extension for both foundry & hardhat. Thank you for your feedback !
PandaKungFuu's user avatar
1 vote
1 answer
53 views

how to revert transaction excuted by low level call

Hello ethereum community. I'm experimenting with low level calls and i want to revert the transaction made by low level call, if i didn't get the desired result. Is it possible? (bool success, ) = ...
Biruk Damte's user avatar
1 vote
1 answer
216 views

Why Golang was chosen to implement ethereum protocol?

I know there are many implementations of the Ethereum protocol, i.e. the first implementation in Python, or other implementations using C++, C#, and Java. As go-ethereum has gained lots of attention ...
Ehsan Khodarahmi's user avatar
0 votes
0 answers
83 views

approve spender to swap

i'm trying to swap using 1inch aggregator api and when i try to swap, it says "Not enough allowance. Amount: 4600000000000000. Allowance: 0. Spender: 0x1111111254eeb25477b68fb85ed929f73a960582&...
Biruk Damte's user avatar
0 votes
1 answer
33 views

Dose contracts must be deployed?

I see js programmers compile and call solidity contract without actually deploying it using hardhat and/or similar tools. Do they really can use the contract without deploying on the chain(like swap ...
Biruk Damte's user avatar
0 votes
1 answer
238 views

1Inch with flashloan provider

Is there a way to trade on 1Inch using the API and flash-loaned balance. If it is possible please give me some info. I was seeing the DOC to find how to integrate the flash-loan provider with 1Inch ...
Biruk Damte's user avatar
1 vote
2 answers
405 views

UniswapV2's equivalent of getPair and other functions

i see uniswapv3 quoter or factory or router contracts doesn't have getPair, getReserve and other similar ABI functions like UniswapV2. does UniswapV3 have Equivalent for this functions? or did they ...
Biruk Damte's user avatar
0 votes
3 answers
734 views

REWARD!! PLEASE CAN SOMEBODY HELP ME ETH STUCK - I am a newbie trying to create a trading bot. and came across a tutorial, my 1.1eth stuck Metamask! [duplicate]

SORRY ABOUT THE GRAMMAR AND SPELLING I HAVENT SLEPT FOR ALLMOST 2 days BECAUSE OF THIS.. Here is a bit of a back story on why I have become a little desperate lately to find ways to make crypto faster ...
GTR ARGH's user avatar
0 votes
1 answer
494 views

getAmountsOut and sushiswap user interface shows different result

Hello eth communities.. I am trying to interact with ethereum chain using programming and I'm using getAmountsOut to get swap path quote using sushiswap's contract. But the result in my vscode and ...
Biruk Damte's user avatar
1 vote
0 answers
97 views

Can I make a contract call to refund the unused gas fee to a specific address instead of the msg.sender?

Can I make a contract call to refund the unused gas fee to a specific address instead of the msg.sender? I want to use this as a means of charging fees for my project.
Benjamin's user avatar
1 vote
0 answers
75 views

Uniswapv2 "quote" ABI

I am trying to sign contractof Uniswapv2 on ethereum mainnet using "quote" ABI. the function is quote(uint amountA, uint reserveA, uint reserveB) I use c++ to make the raw transaction and ...
Biruk Damte's user avatar
1 vote
2 answers
201 views

how does swapExactTokensForETHSupportingFeeOnTransferTokens work and its inputs

I tried many things on inputs but unfortunately I am just receving a gas error (the one that says would likely fail if continued) How does the function input works exactly? uniswapV2Router....
Lupus7's user avatar
  • 11
1 vote
0 answers
30 views

Reduce gas price?

I'm working on a sniping bot on uniswap, and i have a little problem : the first ones to buy are those who pay the most. Pretty logical, but I don't really want to pay 300$ in priority gas to be the ...
Newly Sama's user avatar
2 votes
0 answers
47 views

geth full node is too slwo.Only about 50 blocks can be synchronized per minute

geth full node is too slwo.Only about 50 blocks can be synchronized per minute However I use snap mode to sync very quickly. Unfortunately what I need receipts for all transactions. this is my server: ...
Mashaji's user avatar
  • 21
0 votes
2 answers
106 views

transferring USDT from metamask to smart contract

I'm trying to transfer USDT tokens from my metamask account to another address(which is variable in smart contract) through method call. if I use transfer method, I'm getting not enough balance(...
GiorgiSh's user avatar
  • 129
0 votes
0 answers
68 views

BSC Testnet and ETH Testnet, I want to copy/fork a contract in eth which is evermoon, but I always get an error with the gas and it always fails

This is the error it gives me, can you help me fix this problem, I adjust the gas limit, it started from 3000000, to 30000000, but still the transaction failed. I tried in bsc testnet using ...
Penny Coin Hunter's user avatar
0 votes
0 answers
40 views

How to verify and publish a contract address source code to withdraw erc2o tokens

Created a contract sometimes back while playing with eth contracts tutorials, by mistake I sent some some erc20 tokens only to later loose control of the creator address. Stuck between letting it go ...
Murathe's user avatar
  • 11
0 votes
1 answer
25 views

I want to retieve data from contract A that has been already stored in the contract B by contract A?

dex.sol(contract A) //SPDX-License-Identifier: MIT pragma solidity 0.8.19; import "./storage.sol"; contract dex1{ storage_contract public contractaddress; constructor(address ...
kumar's user avatar
  • 71
1 vote
1 answer
312 views

Signing messages in cpp

I am trying to execute eth transactions from cpp. For that we need to be able to sign messages using Elliptic curve algorithm. I have found this repo, but output signature is different from what we ...
Jatin Garg's user avatar
2 votes
2 answers
838 views

How to retrieve 1 eth I send by mistake to my smart contract token?

This is the contract as you see there's one eth there https://etherscan.io/address/0x19d71f00354ad302e89ca47e59b68917f9a871d7#code. I still have ownership of contract. My eth stuck in smart contracts....
meme coin's user avatar
0 votes
1 answer
459 views

Unsellable tokens bought on DEX: Smart contract to get back funds

I bought token via Uniswap which are not unseellable. I read somewhere that we can deploy a contract on the same account of the token for swap the token in eth. I wrote a code and before deploying it ...
Mickael Belhassen's user avatar
0 votes
0 answers
112 views

How it works? 4 transactions in 1 block

This address withdraws tokens from different accounts as shown above. His steps: He sends BNB to the address where there are tokens to pay the token withdrawal fee. Gas price 60 gwei Withdraws ...
Катя Иванова's user avatar
0 votes
1 answer
36 views

Where can I get Goerli Test Ether? Can someone provide me with some? Thank you very much! [duplicate]

My address is: 0xDA866378188C6C455C6f624353cF5d3475484e4e Thank you very much!
zhuhoim's user avatar
2 votes
1 answer
265 views

TypeError: Member "WETH" not found or not visible after argument-dependent lookup in contract IUniswapV2Router

My code below // SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface IUniswapV2Router { function getAmountsOut(uint amountIn, address[] memory path) external view returns (uint[] ...
AbdulRehman's user avatar

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