Online Code Editors: https://remix.ethereum.org/#optimize=false&version=soljson-v0.5.0+commit.1d4f565a.js
Courses: https://www.udemy.com/ethereum-and-solidity-the-complete-developers-guide/
Videos: https://www.youtube.com/watch?v=XdrScruyYtk
Resources: https://www.edureka.co/blog/solidity-tutorial/ https://hackr.io/tutorials/learn-solidity https://medium.com/@mvmurthy/ethereum-for-web-developers-890be23d1d0c https://medium.com/@robbertvermeulen/learn-solidity-the-ethereum-smart-contract-programming-language-7f106fc26d6