Login with NEAR Smart Contract Development on Near using Rust Part 3 This is the third part in a series of posts about building a chat app with Rust on the Near blockchain. You can find the previous posts in the series here and here. In this post we will focus on the off-chain parts of the code. …
Smart Contract Development on Near using Rust Part 3 Read More »
Login with NEARThis is the second part is a series of posts about building a chat app with Rust on the Near blockchain. You can find the first post in the series here. In this post we will focus on the smart contract itself. We’ll see the near-sdk library that makes our code work on Near. …
Smart Contract Development on Near using Rust Part 2 Read More »
Login with NEARBefore we Start This article do not show the possibilities a simulation testing framework can do; it discusses about how to create an MVP simulation testing framework for your project. For more advanced changes, do your own research (DYOR) and check out some links one included in this article. NOTE: Simulation tests will go deprecated as …
Login with NEARIntroduction This is Eugene, and today we’re going to talk about the Berry Farm contract which is the supplement of Berry Club that allows you to convert your bananas to cucumbers, and farm NEAR. Let’s first do a quick review of the Berry Farm. The repository can be found on my Github. Here …
Login with NEARIntroduction Hello, everyone. Today we’re going to review 2 contracts instead of 1. We will include contracts that involve cross contract calls, and talk about promises, and how they work at NEAR. If you want to learn more about how composability works this is a good session to read. The first contract that …
NEAR Live Contract Review | Part 3: Whitelist and Staking Pool Factory Read More »
Login with NEARIntroduction Hey, I’m Eugene and this is the second part of the live contract review series and today we’re going to review the staking pool contract, which is used right now to secure the NEAR Protocol proof of stake system. Basically all of the validators that are currently running on NEAR Protocol are …
NEAR Live Contract Review | Part 2: Staking Pool Contract Read More »
Login with NEARIntroduction Hey, my name is Eugene and I’m here with NEAR and today we’ll try something new. We’ll go through one of our contracts in Rust and we will review how it’s all done. This is the first session, so let me introduce myself. I work at NEAR, I work on runtime and …
NEAR Live Contract Review | Part 1: Voting Contracts Read More »
Login with NEARInit once Make sure you check that state doesn’t exists in init using assert!(!env::state_exists(), “The contract is already initialized”); Prevent Default By default near_sdk allows contract to be initialized with default state. Usually, if you have a constructor, you want to prevent default state initialization. impl Default for Contract { fn default() -> Self { env::panic(b”The contract …
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