DEV Community

# solidity

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
DeFi derivative development: from zero to hero with Opium v2 pt.1

DeFi derivative development: from zero to hero with Opium v2 pt.1

5
Comments
10 min read
Ethernaut Hacks Level 12: Privacy

Ethernaut Hacks Level 12: Privacy

5
Comments
2 min read
Ethernaut Hacks Level 13: Gatekeeper One

Ethernaut Hacks Level 13: Gatekeeper One

2
Comments
5 min read
Ethernaut Hacks Level 14: Gatekeeper Two

Ethernaut Hacks Level 14: Gatekeeper Two

2
Comments
3 min read
Modifiers in solidity

Modifiers in solidity

3
Comments
1 min read
Ethernaut Hacks Level 10: Re-entrancy

Ethernaut Hacks Level 10: Re-entrancy

11
Comments
3 min read
5 Tips & Tricks for DeFi Developers from the UniswapV2 Contracts Review

5 Tips & Tricks for DeFi Developers from the UniswapV2 Contracts Review

7
Comments
6 min read
Ethernaut Hacks Level 11: Building

Ethernaut Hacks Level 11: Building

5
Comments
2 min read
Ethernaut Hacks Level 9: King

Ethernaut Hacks Level 9: King

6
Comments
2 min read
Mapping in solidity

Mapping in solidity

7
Comments
2 min read
Ethernaut Hacks Level 6: Delegation

Ethernaut Hacks Level 6: Delegation

5
Comments
1 min read
Ethernaut Hacks Level 7: Force

Ethernaut Hacks Level 7: Force

3
Comments
1 min read
Ethernaut Hacks Level 8: Vault

Ethernaut Hacks Level 8: Vault

2
Comments
1 min read
ERC 721 The NFT Standard

ERC 721 The NFT Standard

5
Comments
7 min read
Ethernaut Level 2: Fallout Tutorial

Ethernaut Level 2: Fallout Tutorial

6
Comments
1 min read
10 interesting facts about Solidity

10 interesting facts about Solidity

2
Comments
1 min read
Ethernaut Level 1: Fallback Tutorial

Ethernaut Level 1: Fallback Tutorial

6
Comments 1
3 min read
How to secure your smart contracts: Reentrancy attacks

How to secure your smart contracts: Reentrancy attacks

6
Comments
3 min read
Hack Solidity: Unchecked Call Return Value

Hack Solidity: Unchecked Call Return Value

6
Comments
2 min read
Design Patterns In Solidity

Design Patterns In Solidity

12
Comments 4
7 min read
Building an Ethereum Transaction App with React and Solidity: (Part Two)

Building an Ethereum Transaction App with React and Solidity: (Part Two)

9
Comments
10 min read
What the WEB3? Understand WEB3 by Creating a Token Inside of a Node.js App

What the WEB3? Understand WEB3 by Creating a Token Inside of a Node.js App

8
Comments
13 min read
Hack Solidity: Visibilities

Hack Solidity: Visibilities

5
Comments
2 min read
What is the purpose of Interface used in other contracts as parameters

What is the purpose of Interface used in other contracts as parameters

2
Comments
1 min read
Ethernaut Hacks Level 4: Telephone

Ethernaut Hacks Level 4: Telephone

10
Comments
1 min read
Ethernaut Hacks Level 3: Coin Flip

Ethernaut Hacks Level 3: Coin Flip

18
Comments
3 min read
Ethernaut Hacks Level 5: Token

Ethernaut Hacks Level 5: Token

9
Comments
2 min read
Ethernaut Hacks Level 2: Fallout

Ethernaut Hacks Level 2: Fallout

8
Comments
2 min read
Hack Solidity: Tx Origin Attacks

Hack Solidity: Tx Origin Attacks

7
Comments
2 min read
Ethernaut Hacks Level 1: Fallback

Ethernaut Hacks Level 1: Fallback

14
Comments 3
2 min read
ERC20 Token Standard

ERC20 Token Standard

10
Comments
6 min read
Introduction to Solidity...

Introduction to Solidity...

8
Comments
1 min read
Ethernaut Hacks Level 0: Hello Ethernaut

Ethernaut Hacks Level 0: Hello Ethernaut

11
Comments
2 min read
Hack Solidity: Block Timestamp Manipulation

Hack Solidity: Block Timestamp Manipulation

7
Comments 1
2 min read
A Concise Hardhat Tutorial: Part 3 - ERC721 NFT

A Concise Hardhat Tutorial: Part 3 - ERC721 NFT

21
Comments 3
7 min read
A Concise Hardhat Tutorial: Part 2 - ERC20 Token

A Concise Hardhat Tutorial: Part 2 - ERC20 Token

15
Comments
5 min read
Hack Solidity: Self Destruct

Hack Solidity: Self Destruct

12
Comments 2
2 min read
Solidity Programming 2:25:37

Solidity Programming

3
Comments
1 min read
Integer Overflow and Underflow in Solidity

Integer Overflow and Underflow in Solidity

5
Comments
2 min read
A Concise Hardhat Tutorial : Part 1

A Concise Hardhat Tutorial : Part 1

23
Comments 2
7 min read
Getting started with Ethereum: connecting geth, Remix and Metamask for local development

Getting started with Ethereum: connecting geth, Remix and Metamask for local development

5
Comments 2
4 min read
Building an Ethereum Transaction App with React and Solidity: (Part One)

Building an Ethereum Transaction App with React and Solidity: (Part One)

19
Comments
8 min read
Easiest way to deploy your Ethereum Smart Contract

Easiest way to deploy your Ethereum Smart Contract

7
Comments
3 min read
Reentrancy Attack in Solidity Smart Contract

Reentrancy Attack in Solidity Smart Contract

14
Comments
3 min read
[UniswapV2] SwapRouter by @Dialectic

[UniswapV2] SwapRouter by @Dialectic

4
Comments
1 min read
[UniswapV2] FlashSwap Walkthrough

[UniswapV2] FlashSwap Walkthrough

5
Comments
2 min read
Create a whitelist for your NFT project

Create a whitelist for your NFT project

36
Comments 21
4 min read
C'est quoi un NFT ?

C'est quoi un NFT ?

6
Comments 2
5 min read
[UniswapV2] UniswapV2ERC20.sol

[UniswapV2] UniswapV2ERC20.sol

6
Comments
1 min read
[UniswapV2] UniswapV2Factory.sol

[UniswapV2] UniswapV2Factory.sol

6
Comments
1 min read
[UniswapV2] UniswapV2Pair.sol

[UniswapV2] UniswapV2Pair.sol

6
Comments
3 min read
Creating a Lottery with Hardhat and Chainlink

Creating a Lottery with Hardhat and Chainlink

15
Comments 7
15 min read
Solidity Basics for JavaScript Devs Part 3

Solidity Basics for JavaScript Devs Part 3

16
Comments
3 min read
Deploy your smart contracts on any Ethereum network

Deploy your smart contracts on any Ethereum network

7
Comments
3 min read
Require vs Assert in Solidity

Require vs Assert in Solidity

9
Comments 3
2 min read
0 to 100: ERC20 token

0 to 100: ERC20 token

5
Comments
5 min read
How to understand visibility in Solidity.

How to understand visibility in Solidity.

5
Comments
2 min read
Preventing unwanted delegate call

Preventing unwanted delegate call

9
Comments
4 min read
Testing your smart contract with Truffle

Testing your smart contract with Truffle

9
Comments 2
4 min read
Write your first smart contract in Solidity

Write your first smart contract in Solidity

7
Comments
5 min read
loading...