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# ethereum

Discussions specific to the Ethereum protocol and its ecosystem.

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Ethereum-Solidity Quiz Q10: What is the Free Memory Pointer?

Ethereum-Solidity Quiz Q10: What is the Free Memory Pointer?

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1 min read
Ethereum-Solidity Quiz Q12: What does this sequence of opcodes do? PUSH1 0x80 / PUSH1 0x40 / MSTORE

Ethereum-Solidity Quiz Q12: What does this sequence of opcodes do? PUSH1 0x80 / PUSH1 0x40 / MSTORE

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1 min read
Ethereum-Solidity Quiz Q14: Why constructors can't be used in upgradeable contracts?

Ethereum-Solidity Quiz Q14: Why constructors can't be used in upgradeable contracts?

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Ethereum-Solidity Quiz Q11: What is TWAP?

Ethereum-Solidity Quiz Q11: What is TWAP?

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1 min read
Ethereum-Solidity Quiz Q9: What is a flashloan?

Ethereum-Solidity Quiz Q9: What is a flashloan?

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1 min read
Start the year securely with these development checklists

Start the year securely with these development checklists

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2 min read
The Moon and the Maths: The Sea of Tranquility

The Moon and the Maths: The Sea of Tranquility

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8 min read
Ethereum Account Abstraction (ERC-4337), Part 2: Implementation

Ethereum Account Abstraction (ERC-4337), Part 2: Implementation

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1 min read
Ethereum-Solidity Quiz Q8: How can you deploy a Solidity smart contract with Foundry?

Ethereum-Solidity Quiz Q8: How can you deploy a Solidity smart contract with Foundry?

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1 min read
Ethereum-Solidity Quiz Q13: What are the main sections in the bytecode of a compiled Solidity smart contract?

Ethereum-Solidity Quiz Q13: What are the main sections in the bytecode of a compiled Solidity smart contract?

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The Quantum Event Horizon: Cryptographic Vulnerabilities in the Ethereum Network

The Quantum Event Horizon: Cryptographic Vulnerabilities in the Ethereum Network

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6 min read
Ethereum-Solidity Quiz Q7: What is the "solc optimizer" in Solidity?

Ethereum-Solidity Quiz Q7: What is the "solc optimizer" in Solidity?

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Smart Contract working in etherium with Metamask wallet

Smart Contract working in etherium with Metamask wallet

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3 min read
Ethereum-Solidity Quiz Q6: What is the max bytecode size for smart contract deployment on Ethereum?

Ethereum-Solidity Quiz Q6: What is the max bytecode size for smart contract deployment on Ethereum?

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1 min read
The $3 Billion Loss Year: End-of-Year Security Report

The $3 Billion Loss Year: End-of-Year Security Report

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4 min read
Ethereum-Solidity Quiz Q5: What is a Private Mempool?

Ethereum-Solidity Quiz Q5: What is a Private Mempool?

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1 min read
Ethereum-Solidity Quiz Q4: What is the Ethereum Mempool?

Ethereum-Solidity Quiz Q4: What is the Ethereum Mempool?

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1 min read
Tornado Cash Comeback: New Contracts And Changes

Tornado Cash Comeback: New Contracts And Changes

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4 min read
Ethereum-Solidity Quiz Q3: What is the ABI?

Ethereum-Solidity Quiz Q3: What is the ABI?

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1 min read
Sending EIP-4844 Blob Transactions with ethers.js and kzg-wasm

Sending EIP-4844 Blob Transactions with ethers.js and kzg-wasm

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2 min read
# `@xchainjs/xchain-ethereum`

# `@xchainjs/xchain-ethereum`

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2 min read
The Arbitrage Bot Arms Race: What We Learned Running FlashArb in Production

The Arbitrage Bot Arms Race: What We Learned Running FlashArb in Production

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5 min read
Vitalik’s Gas Futures, EIL X Space, Polygon Upgrade, USDT Gas Fees, ERC-8092

Vitalik’s Gas Futures, EIL X Space, Polygon Upgrade, USDT Gas Fees, ERC-8092

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6 min read
EIP-7892: The Upgrade That Makes Ethereum’s Blob Scaling Actually Scalable

EIP-7892: The Upgrade That Makes Ethereum’s Blob Scaling Actually Scalable

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4 min read
Building a Gasless Crypto Payment Flow: How ERC-3009 Eliminates User Gas Fees

Building a Gasless Crypto Payment Flow: How ERC-3009 Eliminates User Gas Fees

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3 min read
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