fborowiec / web3

Basic contracts created on the ethereum network

Web3

All materials are included in the markdown files with the instructions on how to run a local ethereum network.

1. The foundation

   • building a HelloWorld contract.
   • testing it
   • deploying it
   • comunicating from the browser

2. Understanding solidity

   • a slightly more complex contract with reading and writing
   • on Rinkeby Rinkeby faucet

3. Complex contract

   • the concepts
     • arrays
     • mappings
     • bits
       • what does this mean?
         • a & b == b
         • (0x1 <<3) - 1
     • testing, deploying, communicating

4. Solving the need to update your contract