In the last post I covered how we create an NFT contract that could dynamically be updated by a Chainlink oracle. For the final steps of this lesson we will: Update our contract to use a random number generator for the token selection (0–2) in our Bull/Bear image arrays Deploy…

In this weeks lesson, we were challenged to create an NFT contract which could dynamically be updated by a Chainlink oracle. More literally, an NFT that shows an image of a Bull when the BTC/USD price was going up and a picture of a Bear when it was headed down.

In Part 1, I covered the core lesson of building a Next.js page that accepts user inputs, queries an API, and displays the results in a beautiful format. At the end of this project we were left with a couple challenges that I will cover in this post. Challenges Add…

For this week’s lesson, we were challenged to build an NFT gallery that allowed a user to input a combination of wallet address and/or contract address to display the corresponding NFT’s. To accomplish this we used the Next.js framework and Tailwindcss for styling. Overall, this was my favorite project, but…

In the last lesson we developed a dynamic NFT with all metadata including the image stored on chain. We were given the following challenge at the end of our lesson. Week 3 challenge At the moment we’re only storing the level of our NFTs, why not store more? Substitute the…

In this weeks lesson we were taught how to create a dynamic NFT with metadata stored on chain. …

At the end of the lesson we were given two challenges to complete on our own to further reinforce our understanding. Allow your smart contract to update the withdrawal address. Allow your smart contract to buyLargeCoffee for 0.003 ETH, and create a button on the frontend website that shows a…

In Part 1 of the project, we developed a Solidity contract that allows anyone to tip us ETH. In addition, they can also share their name and a message that will be stored on chain. Then we developed a JavaScript routine to deploy the contract to a local blockchain to…

For the second week of Road to Web 3, we were challenged to develop a “Buy me a coffee” web application. This is an app that will allow any wallet to tip me ETH (AKA Buy me a coffee) by interacting with a contract deployed to the blockchain. For this…