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# smartcontract

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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

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Comments
3 min read
Step-by-step: ReactJS dApp with the OnFlow emulator

Step-by-step: ReactJS dApp with the OnFlow emulator

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Comments 12
6 min read
DATA STRUCTURES IN SOLIDITY
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DATA STRUCTURES IN SOLIDITY

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3 min read
Indexing Smart Contract Data Using The Graph Protocol

Indexing Smart Contract Data Using The Graph Protocol

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9 min read
How Zenland Escrow Works [supports USDT, USDC, BUSD, DAI]
Cover image for How Zenland Escrow Works [supports USDT, USDC, BUSD, DAI]

How Zenland Escrow Works [supports USDT, USDC, BUSD, DAI]

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5 min read
Can Smart Contracts Replace Traditional Escrow Services?
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Can Smart Contracts Replace Traditional Escrow Services?

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8 min read
How to Build a Profitable NFT Marketplace with React, Solidity, and CometChat
Cover image for How to Build a Profitable NFT Marketplace with React, Solidity, and CometChat

How to Build a Profitable NFT Marketplace with React, Solidity, and CometChat

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Comments 1
14 min read
SOLIDITY - 101 (PART 1)
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SOLIDITY - 101 (PART 1)

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3 min read
COMPILING THE SMART CONTRACTS
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COMPILING THE SMART CONTRACTS

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4 min read
Rust 2021 Blockchain

Rust 2021 Blockchain

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21 min read
Understanding SMART CONTRACT - BYTECODE & ABI
Cover image for Understanding SMART CONTRACT - BYTECODE & ABI

Understanding SMART CONTRACT - BYTECODE & ABI

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Comments
3 min read
Hands-On Hardhat Part-2 (Writing Contract, Testing, and Deploying)

Hands-On Hardhat Part-2 (Writing Contract, Testing, and Deploying)

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6 min read
Hands-On Hardhat - Part-1 (Setting up Environment)
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Hands-On Hardhat - Part-1 (Setting up Environment)

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Comments
4 min read
Create fake blockchaine to test youre smart-contract

Create fake blockchaine to test youre smart-contract

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1 min read
Ethernaut Hacks Level 26: Double Entry Point
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Ethernaut Hacks Level 26: Double Entry Point

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4 min read
【Crypto Blog Started】About the future of this blog
Cover image for 【Crypto Blog Started】About the future of this blog

【Crypto Blog Started】About the future of this blog

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Comments
2 min read
ERC721 ABI

ERC721 ABI

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2 min read
7 Tools you need to know as a Blockchain Developer.
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7 Tools you need to know as a Blockchain Developer.

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Comments 1
2 min read
Create a Charity/Donation Platform on the Blockchain (part 1)
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Create a Charity/Donation Platform on the Blockchain (part 1)

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Comments 4
6 min read
How to Create and Deploy an NFT Smart Contract

How to Create and Deploy an NFT Smart Contract

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Comments 2
4 min read
Testing a Smart Contract

Testing a Smart Contract

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5 min read
How to Code Solidity Smart Contract CRUD Functions: The Right Way
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How to Code Solidity Smart Contract CRUD Functions: The Right Way

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Comments 1
8 min read
SUPER KEYWORD IN SOLIDITY

SUPER KEYWORD IN SOLIDITY

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2 min read
Web3 be the msg.sender of a functioncall to a Smart Contract - Returned error: unknown account

Web3 be the msg.sender of a functioncall to a Smart Contract - Returned error: unknown account

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1 min read
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