I have a system, people buy my erc20 tokens through this system. I want to automatically transfer the token to their wallet address when they buy it. how can I do that? Can this be done with the metamask api?
Category: Ethereum
I’m lost, does anyone understand this code? assembly { success := staticcall(sub(gas(), 2000), 7, input, 0x80, r, 0x60) // Use "invalid" to make gas estimation work switch success case 0 { invalid() } }
I have a function in my smart contract called getRandomNumer, and it returns a bytes32. However, in brownie, when I make a transaction it returns the transaction receipt. How do I get the return value? requestId = vrf_consumer.getRandomNumber(get_seed, {‘from’: accounts[0]})
I sent some funds to my MEW wallet but I fat fingered the address and sent it to a different address that does not seem to exist. How do I claim that address to retrieve funds I see sitting in the block.
Usually the registrant and controller are the same for .eth domains, meaning the same Ethereum address appears in both fields, so what does it mean when they are different? Finally, what or who is the Resolver?
Usually the registrant and controller are the same for .eth domains, meaning the same Ethereum address appears in both fields, so what does it mean when they are different? Finally, what or who is the Resolver?
Usually the registrant and controller are the same for .eth domains, meaning the same Ethereum address appears in both fields, so what does it mean when they are different? Finally, what or who is the Resolver?
My gpu wattage can go up to 110w but the miner uses only 55w what can I do for that?
If not ethereum, which smart contract token would be best suited for fulfilling the sale of a month-long anonaymous subscription for cryptocurrency that enables the buyer to have their own username and password for a website? how can this be done versus selling website subscriptions by credit card payment. Would it make more sense to […]
If not ethereum, which smart contract token would be best suited for fulfilling the sale of a month-long anonaymous subscription for cryptocurrency that enables the buyer to have their own username and password for a website? how can this be done versus selling website subscriptions by credit card payment. Would it make more sense to […]