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String Type and String Literals in Solidity

String Type and String Literals in Solidity

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1 min read
More EVM Puzzles - Walkthrough

More EVM Puzzles - Walkthrough

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9 min read
How Account Abstraction Will Change Web3 UX Forever

How Account Abstraction Will Change Web3 UX Forever

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8 min read
Ethereum, Patricia Trie e Patricia Merkle Trie

Ethereum, Patricia Trie e Patricia Merkle Trie

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7 min read
Booleans in Solidity

Booleans in Solidity

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1 min read
Layout of a Solidity Source File - Part 2

Layout of a Solidity Source File - Part 2

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1 min read
Quill CTF: 4. Safe NFT

Quill CTF: 4. Safe NFT

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3 min read
Events in Solidity: A Beginner's Guide

Events in Solidity: A Beginner's Guide

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5 min read
An Introduction to solc-js

An Introduction to solc-js

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1 min read
Smart Contract Creation Cost

Smart Contract Creation Cost

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5 min read
QuillCTF: 3. VIP Bank

QuillCTF: 3. VIP Bank

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2 min read
Using Remix Analyzer For Solidity Syntax Analysis.

Using Remix Analyzer For Solidity Syntax Analysis.

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4 min read
QuillCTF: 2. Confidential Hash

QuillCTF: 2. Confidential Hash

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3 min read
UTXO e Modelli di Account

UTXO e Modelli di Account

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9 min read
QuillCTF: 1. Road Closed

QuillCTF: 1. Road Closed

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2 min read
Introduction to MetaMask API

Introduction to MetaMask API

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13 min read
Troubleshooting: "UNPREDICTABLE_GAS_LIMIT" thrown when calling a readonly contract method.

Troubleshooting: "UNPREDICTABLE_GAS_LIMIT" thrown when calling a readonly contract method.

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2 min read
CFOX: A shell for eth dapp developers

CFOX: A shell for eth dapp developers

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3 min read
Re-entrancy attacks in Ethereum smart contrats

Re-entrancy attacks in Ethereum smart contrats

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2 min read
Troubleshooting: replacement fee too low

Troubleshooting: replacement fee too low

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2 min read
How to merge an Ethereum network right from the genesis block

How to merge an Ethereum network right from the genesis block

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7 min read
Troubleshooting: exceeds block gas limit

Troubleshooting: exceeds block gas limit

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1 min read
Introduction to Solidity

Introduction to Solidity

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7 min read
Safe recovery module

Safe recovery module

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3 min read
Gas Optimization In Solidity

Gas Optimization In Solidity

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5 min read
Best Solidity Practices (with examples)

Best Solidity Practices (with examples)

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4 min read
A look into formal verification of smart contracts using Certora

A look into formal verification of smart contracts using Certora

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12 min read
Damn Vulnerable DeFI 2022 Walkthrough — Challenge 2 Solution “Naive Receiver”

Damn Vulnerable DeFI 2022 Walkthrough — Challenge 2 Solution “Naive Receiver”

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4 min read
Become an Ethereum Developer by Reading and Learning from these 65 Blog Posts

Become an Ethereum Developer by Reading and Learning from these 65 Blog Posts

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20 min read
How to write, test and deploy Ethereum smart contracts using Truffle

How to write, test and deploy Ethereum smart contracts using Truffle

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11 min read
Ethereum Gas Saving Tip: Chose your function names carefully

Ethereum Gas Saving Tip: Chose your function names carefully

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1 min read
A Complete Guide to NFTs

A Complete Guide to NFTs

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4 min read
Cairo lang: Sum even numbers in an array

Cairo lang: Sum even numbers in an array

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3 min read
A Gentle Introduction to ERC Standards: ERC20 vs ERC721 vs ERC1155

A Gentle Introduction to ERC Standards: ERC20 vs ERC721 vs ERC1155

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11 min read
121 ethereum truffle : Writing automated smart contract tests

121 ethereum truffle : Writing automated smart contract tests

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5 min read
Tutorial: Get Started with Autotasks in OpenZeppelin Defender

Tutorial: Get Started with Autotasks in OpenZeppelin Defender

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4 min read
plopchain

plopchain

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1 min read
Next.js Ethereum Starter

Next.js Ethereum Starter

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3 min read
Yet another Re-entrancy attack - What's keeping us from being a better Smart Contract Developer?

Yet another Re-entrancy attack - What's keeping us from being a better Smart Contract Developer?

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11 min read
11R ethereum OpenZeppelin : Writing automated smart contract tests

11R ethereum OpenZeppelin : Writing automated smart contract tests

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4 min read
Dev Setup for Crypto and AI

Dev Setup for Crypto and AI

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2 min read
A case for secure web3 operations

A case for secure web3 operations

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10 min read
Overflow and Underflow in Solidity

Overflow and Underflow in Solidity

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2 min read
The PetShop project, day 4: Adding metadata to PetShop NFT

The PetShop project, day 4: Adding metadata to PetShop NFT

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3 min read
Function Modifiers in Solidity

Function Modifiers in Solidity

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3 min read
Ethernaut: 27. Good Samaritan

Ethernaut: 27. Good Samaritan

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3 min read
Valuetypes in Solidity

Valuetypes in Solidity

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3 min read
The PetShop project, day 3: Upgrading the PetShop NFT

The PetShop project, day 3: Upgrading the PetShop NFT

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5 min read
11Z ethereum truffle : Deploying and interacting with smart contracts

11Z ethereum truffle : Deploying and interacting with smart contracts

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6 min read
11X ethereum truffle : Developing smart contracts

11X ethereum truffle : Developing smart contracts

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4 min read
Smart contract security: an illustrated guide to Re-entrancy Attack

Smart contract security: an illustrated guide to Re-entrancy Attack

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6 min read
11V ethereum OpenZeppelin : Upgrading smart contracts

11V ethereum OpenZeppelin : Upgrading smart contracts

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7 min read
Solidity Hello world

Solidity Hello world

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3 min read
How to Solo Stake on Ethereum and Earn Rewards Using Infura After The Merge

How to Solo Stake on Ethereum and Earn Rewards Using Infura After The Merge

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8 min read
11T ethereum OpenZeppelin : Connecting to public test networks

11T ethereum OpenZeppelin : Connecting to public test networks

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4 min read
11P ethereum OpenZeppelin : Deploying and interacting with smart contracts

11P ethereum OpenZeppelin : Deploying and interacting with smart contracts

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5 min read
11N ethereum OpenZeppelin : Developing smart contracts

11N ethereum OpenZeppelin : Developing smart contracts

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4 min read
How To Migrate Dapp from Rinkeby to Mumbai

How To Migrate Dapp from Rinkeby to Mumbai

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3 min read
Ethernaut Challenge #1 Solution — Fallback

Ethernaut Challenge #1 Solution — Fallback

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4 min read
Onboarding New Users With Coinbase Wallet

Onboarding New Users With Coinbase Wallet

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10 min read
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