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# ethereum

Discussions specific to the Ethereum protocol and its ecosystem.

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The PetShop project, day 2: Creating an ERC721 Standard PetShop NFT
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The PetShop project, day 2: Creating an ERC721 Standard PetShop NFT

Comments 2
6 min read
Understand Merkle tree by making an NFT minting whitelist
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Understand Merkle tree by making an NFT minting whitelist

19
Comments
6 min read
The PetShop project, day 1: Creating a simple token with Hardhat
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The PetShop project, day 1: Creating a simple token with Hardhat

4
Comments 1
14 min read
Arbitrum Nitro from L2 dApps developer perspective

Arbitrum Nitro from L2 dApps developer perspective

11
Comments
2 min read
Compiling and testing Vyper contract using Foundry
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Compiling and testing Vyper contract using Foundry

3
Comments
6 min read
115 ethereum hardhat : frontend project
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115 ethereum hardhat : frontend project

3
Comments
3 min read
Smart Contract Head to Head — Ethereum vs. Flow

Smart Contract Head to Head — Ethereum vs. Flow

5
Comments 1
8 min read
The PetShop project, day 5: Understanding contract storage layout and proxy upgrade pattern
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The PetShop project, day 5: Understanding contract storage layout and proxy upgrade pattern

1
Comments 4
9 min read
Ethernaut Challenge #3 Solution — Coin Flip

Ethernaut Challenge #3 Solution — Coin Flip

4
Comments
3 min read
11B ethereum hardhat : Create task
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11B ethereum hardhat : Create task

4
Comments
9 min read
117 ethereum hardhat : Hardhat Runtime Environment (HRE)
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117 ethereum hardhat : Hardhat Runtime Environment (HRE)

4
Comments
4 min read
How to Get Testnet ETH and MATIC

How to Get Testnet ETH and MATIC

8
Comments
1 min read
113 ethereum hardhat : Using TypeScript
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113 ethereum hardhat : Using TypeScript

Comments
4 min read
How I optimized gas costs by 75%
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How I optimized gas costs by 75%

9
Comments
3 min read
Ethernaut Challenge #4 Solution — Telephone

Ethernaut Challenge #4 Solution — Telephone

Comments 2
4 min read
Ethernaut Challenge #2 Solution — Fallout

Ethernaut Challenge #2 Solution — Fallout

4
Comments
3 min read
10Z ethereum hardhat : Deploying to network
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10Z ethereum hardhat : Deploying to network

3
Comments
3 min read
111 ethereum hardhat : use task and script
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111 ethereum hardhat : use task and script

Comments
3 min read
Kongz contract breakdown

Kongz contract breakdown

5
Comments
6 min read
DATA STRUCTURES IN SOLIDITY
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DATA STRUCTURES IN SOLIDITY

4
Comments
3 min read
11L ethereum hardhat : Mining Modes
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11L ethereum hardhat : Mining Modes

1
Comments
3 min read
Meu primeiro smart contract: Criando um token ERC-20 pt.1
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Meu primeiro smart contract: Criando um token ERC-20 pt.1

2
Comments 1
7 min read
11J ethereum hardhat : Forking other networks
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11J ethereum hardhat : Forking other networks

3
Comments
4 min read
11H ethereum hardhat : Hardhat Network
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11H ethereum hardhat : Hardhat Network

3
Comments
5 min read
Writing And Deploying Smart Contracts Using Foundry & Thirdweb Deploy
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Writing And Deploying Smart Contracts Using Foundry & Thirdweb Deploy

10
Comments
5 min read
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