Doug Shipp on Atomic Spin

Blockchain

A Peek into the Ethereum Mempool with Flashbots

I’ve been learning the inner workings of the Ethereum Virtual Machine. My journey starts with Flashbots and building my own searcher.

Blockchain

Why I’m Writing Tests in Solidity with Foundry

Foundry feels like overkill for testing most NFT smart contracts. For more complicated systems such as defi protocols, though, Foundry seems ideal.

Extracurricular Activities

A Quick Overview of NFT Token Transfer and Approval

Here's a quick overview of NFT token transfer and approval. Who can approve? When does it occur? Where does it come from? Why is this the way?

Extracurricular Activities

How to Implement an NFT Staking Contract

To implement an NFT staking contract, you'll need a staking token, data structures to track stakes, functions to create and remove stakes, and a reward.

Extracurricular Activities

Journey into Generative Art: Follow the Algorithm

When creating generative art, I find it important to relinquish some control and follow wherever the algorithm takes you.

Extracurricular Activities

Journey into Generative Art: Why I’m Using p5.js and You Should Too

When getting started with generative art, the two most popular libraries are processing and p5. My default choice was p5.js.

Blockchain

NFT Contract Factory with Off-Chain Metadata

Storing NFT metadata on-chain is very expensive and nonsensical in most situations. Here's how to create an NFT contract factory with off-chain metadata.

Development

You Should Be Using a Reentrancy Guard in Your Smart Contracts

A reentrancy guard prevents more than one function from being executed at a time and eliminates the possibility of exploiting a recursive call.

Blockchain

Create and Deploy a React Dapp to an Ethereum Test Network

Creating and deploying a full-stack React dapp to the Ethereum test net is easy using Truffle; here's how to build, test, and deploy a smart contract.

Evolving the Industry

Not Your Keys, Not Your Crypto

It's important to learn how to properly store your cryptocurrencies. Here is a helpful guide to secure your assets for years to come.

Evolving the Industry

Byzantine Failure: The Importance of Consensus Protocols in Distributed & Blockchain Networks

An introduction to Byzantine Fault Tolerance, the ability of a system to resist up to one-third of the nodes failing or acting maliciously.

Evolving the Industry

Blockchain & Ethereum: Welcome to the Decentralized Internet

Bitcoin showed us the first use-case of blockchain technology; Ethereum will show us many more. It's a marketplace of financial services, games, and apps that can't steal your data

Doug Shipp

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