List of Useful Solidity and Chainlink Components - Updated Weekly

OpenZeppelin Contracts and Utilities //on the right column peep all the utilities

https://docs.openzeppelin.com/contracts/4.x/api/utils#SignedMath

OpenZeppelin Wizard 

https://docs.openzeppelin.com/contracts/4.x/wizard

Console.log in Solidity with Hardhat - Useful importing and example from alchemy.com

console.log

import-console-log-hardhat

Then if you want to run a test use

npx hardhat test

The /test folder will hold your test.js script and will compile and return info before deploying

 

Chainlink basics of returning a price feeds through  AggregatorV3Interface

Learn-How-to-Fetch-the-Current-Price-of-Assets-in-Solidity