James Bachini

July 2023

  • Solana SoLang Tutorial | How To Deploy Solidity On Solana

    Solana SoLang Tutorial | How To Deploy Solidity On Solana

    In this SoLang tutorial I’ll show you how to deploy Solidity code on Solana. We will start by setting up a dev environment before looking at some of the nuances in writing SoLang contracts. I’ll end on a few security considerations and a comparison to developing on Solana with SoLang vs Rust. Setting Up A…

  • Aevo Decentralized Options Platfor

    Aevo Decentralized Options Platfor

    Aevo is a hybrid decentralized options protocol running an off-chain orderbook with trades routed through a dedicated EVM appChain and settled on Ethereum mainnet. The exchange is built by the Ribbon Finance team who plan to migrate Ribbons products to Aevo options. For traders and market makers it offers a decentralized alternative to Deribit. How…

  • Hop Exchange | DeFi Analysis Report

    Hop Exchange | DeFi Analysis Report

    Hop Exchange is a bridging protocol that facilitates cross-chain token transfers by utilizing a network of bonders. I first heard it mentioned in a keynote by Vitalik at ethGlobal Waterloo. This is a write up of my internal research notes, this is not a sponsored post and I do not hold any exposure to Hop…

  • Infura vs Alchemy

    Infura vs Alchemy

    Most users connect to blockchains using RPC node services. This is sometimes taken care of in the background, for example Metamask uses Infura nodes to send and receive transactions. Web3 developers use custom RPC nodes for their deployment scripts and transactions. Operating the nodes requires a reliable infrastructure service, and two of the most popular…

  • ETHx Stader Labs | DeFi Analysis Report

    ETHx Stader Labs | DeFi Analysis Report

    ETHx from Stader Labs is a solution committed to decentralization and keeping Ethereum accessible, reliable, and rewarding. Having just launched ETH stakers earn 1.5x staking rewards and $800,000 in DeFi incentives across various protocols for the first month. This is a write up of my internal research notes, this is not a sponsored post and…

  • Conic Finance | DeFi Analysis Report

    Conic Finance | DeFi Analysis Report

    The latest development in the Curve Wars is the establishment of a new player. Conic Finance is gaining traction and becoming a significant player in the stable swap ecosystem. This is a write up of my internal research notes, this is not a sponsored post and I do not have any allocations at time of…

  • Building LayerZero OFT Tokens In Solidity

    Building LayerZero OFT Tokens In Solidity

    LayerZero OFT tokens are a new standard for cross-chain assets. OFT’s (Omnichain Fungible Tokens) are not actually tokens themselves, but rather a set of instructions that tell LayerZero how to transfer tokens between different blockchains. In this tutorial we will be building a LayerZero OFT ERC20 token using Solidity and Remix. How LayerZero OFT Tokens…

  • XRP Legal Case | What It Means For Developers

    XRP Legal Case | What It Means For Developers

    In this article I’m going to be breaking down the document filed by judge Torres yesterday and consider what it means to developers working in the blockchain and web3 space. Highlights From The Ruling The full document is available here:https://www.nysd.uscourts.gov/sites/default/files/2023-07/SEC%20vs%20Ripple%207-13-23.pdf I’ve picked out some highlights Programmatic SalesHaving considered the economic reality of the Programmatic Sales,…

  • Uniswap v4 Hooks

    Uniswap v4 Hooks

    Hooks in Uniswap v4 are external contracts that execute specific actions at certain points during the execution of a liquidity pool. These hooks provide flexibility and customization options for developers to create additional features for liquidity pools. Uniswap v4 hooks can be used to: A 3rd party developer can write a solidity hook contract with…

  • crvUSD Curve Stable | DeFi Analysis Report

    crvUSD Curve Stable | DeFi Analysis Report

    Curve finance recently launched their own stablecoin crvUSD. I was lucky enough to meet one of the developers working on crvUSD at ethDenver and have been impressed with the product and how it has been rolled out. It is an algorithmic stablecoin with massive potential backed by one of the biggest names in DeFi, let’s…

  • 3 Ways To Raise Web3 Funding

    3 Ways To Raise Web3 Funding

    In this article I’ll explore 3 ways in which you can raise funds for your project with web3 products. Membership NFT A NFT is a non-fungible token, they are often represented as a unique image which can contain additional rights such as: To execute a NFT drop, the following steps can be taken: If any…

  • Solidity Error Codes | Not Always What They Seem

    Solidity Error Codes | Not Always What They Seem

    I get a lot of comments from Solidity tutorial videos and in Github issues asking how to resolve common solidity error codes. In this article I’ll go through some of the most frequent solidity issues, what they mean and how to resolve them. UNPREDICTABLE_GAS_LIMIT This is the most common and confusing error in Solidity The…