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Badr Bellaj
Moderator
  • Member for 6 years, 3 months
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46 votes
Accepted

How to detect if on mainnet or testnet?

46 votes
Accepted

How to detect if an address is a contract?

26 votes
Accepted

What is the difference between a pending transaction and a queued transaction in the geth mempool?

26 votes
Accepted

Power operations in solidity

24 votes
Accepted

What was the reason to invent the EVM?

23 votes
Accepted

understanding mload assembly function

22 votes

How to convert a string to bytes32?

18 votes

Insufficient funds for gas * price + value

18 votes
Accepted

Calling function from deployed contract

18 votes
Accepted

Solidity: Is there a way to get the timestamp of a transaction that executed?

16 votes

Where is the state data stored?

16 votes

What does the indexed keyword do?

16 votes

What is an ABI and why is it needed to interact with contracts?

16 votes
Accepted

Error: VM Exception while processing transaction: out of gas

16 votes

How to get ether on public testnet?

15 votes
Accepted

How to schedule a transaction?

15 votes

What are the Ethereum disk space needs?

15 votes
Accepted

What is the difference between m/44'/60'/0'/0 and m/44'/60'/0'?

14 votes
Accepted

get the return of a function with multiple returns

13 votes
Accepted

Debugging Ethereum Contract by printing the values

13 votes

what is block.timestamp

13 votes

Is block.timestamp safe for longer time periods?

12 votes
Accepted

Bad Jump Destination error

11 votes

Problem with Truffle Console: Cannot read property 'call' of undefined

11 votes

How can I debug a smart contract?

11 votes
Accepted

What is knownStates?

11 votes
Accepted

what is difference between "gas" "gas price" and "fee"?

10 votes
Accepted

How can the web3 library be imported in a web application?

10 votes

To which remote ethereum nodes does Metamask plugin send signed transactions? and are they exposed to denial of service attacks?

9 votes

What's the difference between node and peer?

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