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Richard Horrocks's user avatar
Richard Horrocks's user avatar
Richard Horrocks's user avatar
Richard Horrocks
  • Member for 8 years, 4 months
  • Last seen this week
59 votes
Accepted

Is the block.timestamp value in Solidity seconds or milliseconds?

48 votes
Accepted

What is the difference between `now` and `block.timestamp`?

41 votes
Accepted

Visibility for constructor is ignored. If you want the contract to be non-deployable, making it "abstract" is sufficient

36 votes
Accepted

What is a chainID in Ethereum, how is it different than NetworkID, and how is it used?

33 votes
Accepted

What is uint256?

32 votes
Accepted

Error while compiling: Stack too deep

30 votes
Accepted

Can I square root in Solidity?

25 votes

Is there a way to generate ethereum paper wallets?

24 votes
Accepted

The meaning/specification of "config" in genesis.json

23 votes

List of pre-compiled contracts

23 votes
Accepted

Ropsten testnet is under kind of attack? What can we do?

22 votes
Accepted

Is there length limits on Token Symbols?

22 votes

Where does the number 21000 come from for the base gas consumption in Ethereum?

21 votes
Accepted

What uint type should be declared for unix timestamps?

20 votes
Accepted

What is Parity's “warp” sync, and why is it faster than Geth "fast"?

19 votes

Meaning of 'using SafeMath for uint256;'

19 votes

How to automatically add a custom token to MetaMask with ethers.js

18 votes
Accepted

What does Parity logs means?

18 votes
Accepted

What is the default ordering of transactions during mining?

15 votes
Accepted

Why use filters - eth_getLogs vs eth_newFilter

15 votes
Accepted

Why not mine my own transactions?

15 votes

I have two Metamask accounts with the same password and seed phrase. How is this possible?

14 votes

What does each genesis.json parameter mean?

14 votes

Why is the Ethereum paper called the "yellow paper"?

13 votes
Accepted

How to change verbosity without restarting geth? (admin.verbosity undefined)

13 votes

What the difference between Bitcoin and Ethereum private/public keys and address?

12 votes
Accepted

Why does Ethereum require use of UDP (and not TCP) for discovery?

12 votes
Accepted

Difficulty and total difficulty

12 votes
Accepted

Control Structures- why is switch and goto not in Solidity?

12 votes
Accepted

ProviderError: max code size exceeded

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