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I am looking at web3.eth.ens library, I can see methods setText and getText, which allows you to set and get key value pairs against an ENS name. What is the...
Asked on 12/27/2020 by TurbanMan
1 answerI need help on how to charge a transaction fee in ethereum smart contract using web3? Also which web3 API can be used to check the validation of enough gas...
Asked on 12/26/2020
1 answerI sent 1 ETH on a private chain from node1 to node2.>eth.sendTransaction({from: "0x30278b135d0f5c10eb0684ff18bfd84912ae0f2b",gasPrice: "5000000000",gas: "21000",to: '0xdba556d4250060d8be5abc82f50653430cee5769',value: "1000000000000000000",data: ""}, 'password')Result (TxHash)"0xfd723065f3c389b91d379450caad235066762c53749780459218218ff9129205"But when I check TxHash> eth.getTransaction("0xfd723065f3c389b91d379450caad235066762c53749780459218218ff9129205"){ blockHash:...
Asked on 12/25/2020 by askingtoomuch
2 answerNOOB here trying to get a handle on things. I've been using the Ethereum Wallet from Ethereum.org for about a year. I'm on ver 0.10.0. Around December 2017...
Asked on 12/25/2020 by WGA
1 answerSuppose we have a proxy contract that separates Data layer from Logic layer.We have a struct in Data contract, like this:struct person { uint id;...
Asked on 12/24/2020 by Alireza Zojaji
1 answerIs there a way to see all transferFrom() calls/transactions that happen for an ERC20 token using the etherscan api?...
Asked on 12/22/2020
0 answerI am new to smart contract, I have to make NFTs so I am following ERC721 standard, but I have to make two types of NFTNFT1 = {prop1,...
Asked on 12/22/2020 by Shubham Singh
0 answerWith frontrunning in the headlines these days due to raids on platforms like Uniswap I was wondering from a technical point of view how these guys are able to do...
Asked on 12/22/2020 by ceds
2 answerI think I can keep calling by etherscan to find new transactions and I the best way is that I can receive a url callback once an event created on...
Asked on 12/18/2020 by Louis
2 answerI want to understand the basic working of storing a value of a key that can periodically update its value in blockchain. For example, if the value of 'a' is...
Asked on 12/17/2020 by Madan
3 answerGet help from others!
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