Matt Swezey
  • Member for 5 years, 4 months
  • Last seen more than a week ago
6 answers
212 votes
56k views
88 bookmarks
`external` vs `public` best practices
4 answers
60 votes
51k views
34 bookmarks
<address>.send vs <address>.transfer best practice usage?
2 answers
173 votes
43k views
110 bookmarks
What is the difference between a transaction and a call?
3 answers
149 votes
34k views
149 bookmarks
Are there well-solved and simple storage patterns for Solidity?
2 answers
75 votes
28k views
27 bookmarks
What's the difference between 'msg.sender' and 'tx.origin'?
4 answers
27 votes
25k views
15 bookmarks
Calling function from deployed contract
6 answers
16 votes
24k views
17 bookmarks
Better pattern to detect web3 default account when using metamask
2 answers
40 votes
19k views
13 bookmarks
Is there a table of EVM instructions and their gas costs?
5 answers
25 votes
18k views
15 bookmarks
What is the real price of deploying a contract on the Mainnet?
3 answers
39 votes
18k views
40 bookmarks
How to write an optimized (gas-cost) smart contract?
7 answers
12 votes
15k views
9 bookmarks
How to add peers on a private network?
4 answers
54 votes
15k views
19 bookmarks
Why does uint8 cost more gas than uint256?
4 answers
18 votes
13k views
2 bookmarks
Can't do any integer division
3 answers
49 votes
9k views
26 bookmarks
What is a recursive calling vulnerability?
3 answers
23 votes
7k views
9 bookmarks
Pass a function as a parameter in Solidity
1 answers
13 votes
7k views
2 bookmarks
Setting the initial balance of an account in ganache-cli
1 answers
11 votes
7k views
5 bookmarks
Error calling a function from another contract: Member "*" not found or not visible after argument-dependent lookup in type
5 answers
15 votes
6k views
6 bookmarks
How do you verify a contract on etherscan that is deployed by another contract?
1 answers
5 votes
4k views
3 bookmarks
Smart Contract to receive tokens and give ether?
2 answers
6 votes
3k views
2 bookmarks
Deploying contract with no cost (gasPrice 0) on private network
2 answers
5 votes
3k views
3 bookmarks
How to get the transaction cost in a Truffle unit test?
4 answers
12 votes
3k views
2 bookmarks
Running truffle migrate just opens my truffle.js file and does nothing
1 answers
10 votes
2k views
2 bookmarks
Difference between bytecode and runtime bytecode
1 answers
2 votes
1k views
1 bookmarks
How to factor in decimals when using division and remainders
2 answers
8 votes
848 views
2 bookmarks
What are differences between Ethereum and EOS?
1 answers
5 votes
727 views
3 bookmarks
Passing Web3 & Contracts Between Components - React Redux & MetaMask
1 answers
1 votes
420 views
1 bookmarks
Truffle solidity tests are executed before end of deployment
1 answers
4 votes
209 views
4 bookmarks
How to use BTCRelay for my ICO to get funds in BTC?
1 answers
2 votes
156 views
1 bookmarks
possible to implement abstract base function with property in derived contract?
2 answers
2 votes
63 views
1 bookmarks
Is it possible to implement the essence of smart-contract into another one before deploying the first one?