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Web3 by Example

Web3 by Example

3
Comments
1 min read
Eth-Lottery - Solidity, Hardhat

Eth-Lottery - Solidity, Hardhat

19
Comments 2
13 min read
A JavaScript journey: Web3 app

A JavaScript journey: Web3 app

13
Comments
13 min read
How To Deploy And Verify A Smart Contract From Remix

How To Deploy And Verify A Smart Contract From Remix

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Comments 2
3 min read
Proxy Patterns For Upgradeability Of Solidity Contracts: Transparent vs UUPS Proxies

Proxy Patterns For Upgradeability Of Solidity Contracts: Transparent vs UUPS Proxies

20
Comments
7 min read
What are Rollups 🍣

What are Rollups 🍣

7
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8 min read
Signatures as Authentication in Web3

Signatures as Authentication in Web3

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Comments 1
3 min read
Building with Polygon

Building with Polygon

8
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8 min read
How does the Blockchain work?

How does the Blockchain work?

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Comments 6
2 min read
Create your own private blockchain using Ethereum

Create your own private blockchain using Ethereum

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Comments 8
6 min read
Connecting MetaMask with a Private Blockchain

Connecting MetaMask with a Private Blockchain

4
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4 min read
An Introduction to Smart Contracts

An Introduction to Smart Contracts

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Comments 9
5 min read
How to add Custom Network to Metamask

How to add Custom Network to Metamask

12
Comments
3 min read
Writing and Deploying A Solidity Smart Contract to Rinkeby Test Network

Writing and Deploying A Solidity Smart Contract to Rinkeby Test Network

11
Comments
5 min read
Hi, Java developers: It's time to try Web3j for Ethereum

Hi, Java developers: It's time to try Web3j for Ethereum

5
Comments
2 min read
A First Look at Ethers and Hardhat

A First Look at Ethers and Hardhat

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Comments 3
12 min read
web3.js vs ethers.js: a Comparison of Web3 Libraries

web3.js vs ethers.js: a Comparison of Web3 Libraries

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Comments 4
3 min read
What is the Ethereum Virtual Machine (EVM)?

What is the Ethereum Virtual Machine (EVM)?

6
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9 min read
Finally authenticating Rails users with MetaMask

Finally authenticating Rails users with MetaMask

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Comments 3
12 min read
Tutorial: Ethereum BlockChain Development (5)

Tutorial: Ethereum BlockChain Development (5)

10
Comments
3 min read
Create a decentralized exchange (DEX) for ERC-20 token

Create a decentralized exchange (DEX) for ERC-20 token

7
Comments 1
3 min read
Understanding Smart contracts - Definition, pros, cons and application

Understanding Smart contracts - Definition, pros, cons and application

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Comments 2
4 min read
Tutorial: Ethereum BlockChain Development (4)

Tutorial: Ethereum BlockChain Development (4)

7
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6 min read
Escalando Ethereum en 2022 ¿Qué se viene?

Escalando Ethereum en 2022 ¿Qué se viene?

2
Comments
1 min read
How to create an ERC20 token from zero to hero?

How to create an ERC20 token from zero to hero?

2
Comments
8 min read
Polygon WILL stay relevant after Eth2. Here's why.

Polygon WILL stay relevant after Eth2. Here's why.

8
Comments
2 min read
Tutorial: Ethereum BlockChain Development (3)

Tutorial: Ethereum BlockChain Development (3)

8
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4 min read
Let's mint an on-chain NFT mfers!

Let's mint an on-chain NFT mfers!

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Comments 1
7 min read
Tutorial: Ethereum BlockChain Development (2)

Tutorial: Ethereum BlockChain Development (2)

10
Comments
5 min read
Consulta de revocación de mandato usando Web3

Consulta de revocación de mandato usando Web3

6
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9 min read
Tutorial: Ethereum BlockChain Development (1)

Tutorial: Ethereum BlockChain Development (1)

14
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4 min read
Finally Understanding Ethereum Accounts

Finally Understanding Ethereum Accounts

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Comments 5
8 min read
The Graph Tutorial: Creating a Subgraph

The Graph Tutorial: Creating a Subgraph

9
Comments
9 min read
Does Solidity optimizer avoid changing storage variables?

Does Solidity optimizer avoid changing storage variables?

7
Comments
2 min read
A Friendly Beginner's Guide to Solidity (Part One)

A Friendly Beginner's Guide to Solidity (Part One)

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Comments 4
6 min read
A Friendly Beginner's Guide to Solidity (Part Two)

A Friendly Beginner's Guide to Solidity (Part Two)

13
Comments
7 min read
The Graph Tutorial: Why The Graph?

The Graph Tutorial: Why The Graph?

8
Comments
4 min read
Ethereum 2.0 in 3 Phases. The future of ETH in 3 minutes

Ethereum 2.0 in 3 Phases. The future of ETH in 3 minutes

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Comments 1
2 min read
NFT: The Beginning

NFT: The Beginning

4
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4 min read
How I became a Web3 dev in just 7 days and got my first 8000$ Web3 contract

How I became a Web3 dev in just 7 days and got my first 8000$ Web3 contract

8
Comments
4 min read
The Complete Hands-On Hardhat Tutorial

The Complete Hands-On Hardhat Tutorial

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20 min read
Intro to the Ethereum

Intro to the Ethereum

8
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4 min read
What is EVM?

What is EVM?

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3 min read
Accessibility and visibility in Solidity

Accessibility and visibility in Solidity

6
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3 min read
Ethernaut Hacks Level 25: Motorbike

Ethernaut Hacks Level 25: Motorbike

5
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4 min read
Ethernaut Hacks Level 24: Puzzle Wallet

Ethernaut Hacks Level 24: Puzzle Wallet

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Comments 2
5 min read
Ethernaut Hacks Level 23: Dex Two

Ethernaut Hacks Level 23: Dex Two

9
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3 min read
Ethernaut Hacks Level 21: Shop

Ethernaut Hacks Level 21: Shop

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2 min read
Ethernaut Hacks Level 22: Dex

Ethernaut Hacks Level 22: Dex

6
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3 min read
Estrategias Anti-Ballenas para proteger tu Token

Estrategias Anti-Ballenas para proteger tu Token

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Comments 4
5 min read
Ethernaut Hacks Level 19: Alien Codex

Ethernaut Hacks Level 19: Alien Codex

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3 min read
Ethernaut Hacks Level 18: Magic Number

Ethernaut Hacks Level 18: Magic Number

5
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3 min read
Ethernaut Hacks Level 20: Denial

Ethernaut Hacks Level 20: Denial

2
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2 min read
Ethernaut Hacks Level 16: Preservation

Ethernaut Hacks Level 16: Preservation

2
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2 min read
Ethernaut Hacks Level 17: Recovery

Ethernaut Hacks Level 17: Recovery

2
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2 min read
Ethernaut Hacks Level 15: Naught Coin

Ethernaut Hacks Level 15: Naught Coin

2
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2 min read
Fundamentals of Blockchain, Ethereum and Smart Contracts

Fundamentals of Blockchain, Ethereum and Smart Contracts

7
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7 min read
What Is Ethereum? The Basics

What Is Ethereum? The Basics

7
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5 min read
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
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10 min read
Ethernaut Hacks Level 12: Privacy

Ethernaut Hacks Level 12: Privacy

5
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2 min read
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