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Search options not deleted user 70974

The Ethereum blockchain is a distributed database based on the Ethereum whitepaper specification and stores both the full transaction list and the most recent state.

2 votes

Can there be two blocks with the same number?

example block number 12551600 : https://etherscan.io/block/12551600 Hash : 0x1856e857565089091ef6ab0bb193b15302f293b33c5a432b8fbdb51cedfe1ad3 Block height is unique yes, but sometimes there is "re-org" on blockchain
GrindCode's user avatar
  • 365
0 votes

Which transaction comes first in a block?

I don't think they are executed one after another, they are pretty much in a same block, so a block is like a "tick" for the network. Most smart contract implement a feature that forbid people to have …
GrindCode's user avatar
  • 365
1 vote
1 answer
47 views

Do contract size increase with gas in block?

I'm trying to deploy a contract with REMIX but it throw an error "smart contract too large, not enough gas". Is REMIX hardcoded for contract size ? Do smart contract size increase with blocksize ? For …
GrindCode's user avatar
  • 365
0 votes

Dapp with frontend

Are you sure to write this data on your smart contract ? They will be accessible for anyone in the world with no restrictions. And you will pay like 100 000gas for it so it's quite expansive for a use …
GrindCode's user avatar
  • 365