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zak100
  • Member for 5 years, 9 months
  • Last seen more than a month ago
14 votes
2 answers
10k views

What is a function selector?

5 votes
3 answers
2k views

What is meant by on-chain randomness? What is the difference between on-chain and off-chain operations in the context of randomness?

5 votes
1 answer
4k views

Remix IDE: What is the purpose of Calldata and Transact Tab

5 votes
1 answer
5k views

Why Remix IDE asks for CallData and what value we have to give? [duplicate]

4 votes
1 answer
2k views

Compilation error using SafeMath

4 votes
1 answer
2k views

Reentrancy Attack in a Smart contract

3 votes
2 answers
3k views

Error: Explicit type conversion not allowed from "int_const 11111" to "bytes32"

3 votes
1 answer
3k views

Truffle Console: Estimate Gas Cost of a function

3 votes
1 answer
140 views

Executing reentrancy on Truffle Console: attacker not stealing 5 ether , why only 2 reentrant calls?

2 votes
2 answers
919 views

Unable to upgrade Truffle

2 votes
1 answer
22 views

Truffle console: How to print uint array

2 votes
1 answer
1k views

call: Warning: Unused local variable

2 votes
2 answers
2k views

Syntax Error: Type tuple(bool,bytes memory) is not implicitly convertible to expected type bool

2 votes
1 answer
392 views

How to install Oyente on Windows 10?

2 votes
1 answer
288 views

EVM is sandboxed program execution environment

2 votes
2 answers
2k views

Why does a miner still pay gas for a reverted transaction?

1 vote
1 answer
2k views

SyntaxError: Source file requires different compiler version

1 vote
1 answer
64 views

Was throw part of DAO (attacked) code?

1 vote
1 answer
1k views

struct initialization

1 vote
2 answers
512 views

Correct syntax for require required

1 vote
1 answer
645 views

converting keccak from old version: pragma solidity 0.4.19; [duplicate]

1 vote
1 answer
3k views

Error Truffle Console: web3.fromWei is not a function

1 vote
1 answer
888 views

Blockhash: Register the block number

1 vote
1 answer
1k views

Remix IDE: How to get rid of the stated warning message on the online Remix IDE

1 vote
1 answer
1k views

How to find out the number of blocks in Ganache?

1 vote
0 answers
210 views

Remix: Potentially should be constant but is not.

1 vote
1 answer
3k views

Infinite Gas Requirement: Compiling a simple contract on Remix

1 vote
1 answer
305 views

Contracts are “instantiated” by the account creating transaction?

1 vote
2 answers
237 views

What is the purpose of ISZERO?

1 vote
1 answer
115 views

mishandled exception: can't understand research paper content

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