Code snippets for the Ethereum Bootcamp.

• Task 1: Only owner
• Task 2: Inheritance
• Task 3: Mapping / Token (Truffle)
• Task 4: ERC-20 / OpenZeppelin
• Task 5: Contract Wallet / Fallback Function

Required software

• NPM

# Install required packages. See package.json for details
npm install

# On command line 1
npm run ganache

# On command line 2
npm run test

Expected output

BootcampToken Contract: 0xd21b49D91D761c2AAb403b7ae23Bbe3F91941c6E


  Contract: BootcampTokenSolutionTest
    ✓ Mint (178ms)


  1 passing (278ms)

Update the dependencies in package.json

# Update all versions in package.json
ncu -u
## Hint: openzeppelin-solidity version should not change

npm update