Blockchain Tutorials
Written tutorial here: https://zappycode.com/tutorial....s/create-your-own-to
End-To-End NFT/ERC-721/Blockchain Collectible tutorial. We deploy some adorable puppies.
Deploy your smart contract to Opensea, end-to-end. The Ultimate/end-to-end tutorial.
UPDATES:
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1. ValueError: The private key must be exactly 32 bytes long, instead of 0 bytes.
If you get this error, add a "0x" to the start of your metamask private key.
Follow this if you are getting gas estimation errors (But for Rinkeby instead of Kovan):
๐คLearn how to become a highly paid blockchain dev:
http://www.dappuniversity.com/bootcamp
๐ค Learn how to become a highly paid blockchain dev:http://www.dappuniversity.com/bootcamp
This is a very basic visual introduction to the concepts behind a blockchain. We introduce the idea of an immutable ledger using an interactive web demo. If you are interested in playing with this on your own, it is available online at:http://anders.com/blockchain/The code that runs this demo is also on GitHub:https://github.com/anders94/blockchain-demo.
๐ค Become an in-demand blockchain developer:
http://www.dappuniversity.com/bootcamp
๐ค Learn how to become a highly paid blockchain dev:http://www.dappuniversity.com/bootcamp
โฃThe "ipfs-http-client" dependency in the video is 33.1.1. The current one, as of March 2020, is 42.0.0 and has various modifications. One of them is the "ipfs.add" function, which does not accept a callback function anymore. However, you can use the following code to do the job:
for await (const file of ipfs.add(this.state.buffer)) {
console.log(file); // or process the file
}