How to be aware of problems with when you are calling another contract https://hour.gg/episodes/2022-06-07-episode-27.html
Type juggling optimization (storage bit stuffing)
The “signature trick” 32B + 32B + 1B → 64B for public key signatuares
The bit-stuffing: 48bits for your timestamp + … …. = 256bts, just make sure that you put them in the correct order in your Solidity contract definition
Should we have an extension for this? Or at least a checklist for optimizing.
Keep in mind
Slots
Loops
Reentrancy
Linters
037 tried a linter that flagged lots of false positive reentrancies
How to be aware of problems with when you are calling another contract
How to ensure the price a buyer pays is the price they saw on the website? https://hour.gg/episodes/2021-12-21-episode-3.html
Watch out for sandwiching/frontrunning
buy(tokenId, price) // for a ERC-20 order
buy(tokenId) payable // for a ETH order
Pentesting as a service
https://phor.net/ please see “code reviews”
#1 – test cases
If you don’t define what is your front hole and back hole, then all your holes are back holes
“Premature optimization is the root of all evil”
What is the famous artist that said something like: if you are painting and the parts of the face are in the wrong places it is better to throw away the painting and start over
“Keeping yourself out of dark places is part of the mysticism of creating.”
Bing says: “I found a quote by Andy Andrews that is similar to what you are looking for: “Successful people make their decisions quickly and change their minds slowly. Failures make their decisions slowly and change their minds quickly.”1 I hope this quote is more relevant to your question!”
