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# ethereum

Discussions specific to the Ethereum protocol and its ecosystem.

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Cover image for Ethereum-Solidity Quiz Q20: What is "calldata"?

MihaiHng

Jan 14

Ethereum-Solidity Quiz Q20: What is "calldata"?

#ethereum #web3 #solidity #blockchain

1 min read

Cover image for An Overview of EIP-3009: Transfer With Authorisation

Erick Fernandez for Extropy.IO

Dec 9 '25

An Overview of EIP-3009: Transfer With Authorisation

#ux #ethereum #web3 #blockchain

4 min read

Cover image for Ethereum-Solidity Quiz Q19: Why is the "external" visibility modifier more gas efficient than "public"?

MihaiHng

Jan 13

Ethereum-Solidity Quiz Q19: Why is the "external" visibility modifier more gas efficient than "public"?

#ethereum #web3 #solidity #cyfrin

1 min read

Cover image for Ethereum-Solidity Quiz Q18: What type of modifiers are "view" and "pure"?

MihaiHng

Jan 12

Ethereum-Solidity Quiz Q18: What type of modifiers are "view" and "pure"?

#ethereum #web3 #solidity #blockchain

1 min read

Cover image for Yearn yETH: How a Solver Flaw Caused a $9M Loss?

Dec 11 '25

Yearn yETH: How a Solver Flaw Caused a $9M Loss?

#ethereum #smartcontract #blockchain #web3

2 min read

Cover image for Ethereum-Solidity Quiz Q17: What visibility modifiers does Solidity use?

MihaiHng

Jan 10

Ethereum-Solidity Quiz Q17: What visibility modifiers does Solidity use?

#ethereum #web3 #solidity #blockchain

1 min read

Cover image for Glamsterdam, Bitcoin in MetaMask, EIL & 7702 Alignment, PillarX Universal Gas Tank

Alexandra for Etherspot

Dec 29 '25

Glamsterdam, Bitcoin in MetaMask, EIL & 7702 Alignment, PillarX Universal Gas Tank

#blockchain #web3 #ethereum

6 min read

Cover image for State of MEV Research Q4 2025

Erick Fernandez for Extropy.IO

Dec 4 '25

State of MEV Research Q4 2025

#mev #ethereum #defi #blockchain

4 min read

Cover image for Building a Production-Ready Prediction Market Smart Contract in Solidity: Complete Guide with Foundry

Sivaram

Jan 8

Building a Production-Ready Prediction Market Smart Contract in Solidity: Complete Guide with Foundry

#solidity #ethereum #smartcontract #web3

7 min read

Cover image for Ethereum Gas Limit 60M, EF Details Full EIL Architecture, Arbitrum ARBOS, Soneium & Sony IRC Fan Identity

Alexandra for Etherspot

Dec 4 '25

Ethereum Gas Limit 60M, EF Details Full EIL Architecture, Arbitrum ARBOS, Soneium & Sony IRC Fan Identity

#ethereum #blockchain #web3

6 min read

Cover image for Ethereum-Solidity Quiz Q16: What is impermanent loss?

MihaiHng

Jan 7

Ethereum-Solidity Quiz Q16: What is impermanent loss?

#ethereum #web3 #solidity #cyfrin

2 min read

Cover image for Ethereum-Solidity Quiz Q15: What is the main difference between Transparent and UUPS upgradeable proxy patterns?

MihaiHng

Jan 6

Ethereum-Solidity Quiz Q15: What is the main difference between Transparent and UUPS upgradeable proxy patterns?

#ethereum #solidity #web3 #cyfrin

1 min read

Cover image for 8 Blockchains Developers Are Choosing for Real Production Workloads in 2025

Dec 2 '25

8 Blockchains Developers Are Choosing for Real Production Workloads in 2025

#ethereum #cryptocurrency #bitcoin #dogecoin

2 min read

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

MihaiHng

Jan 5

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

#ethereum #web3 #solidity #blockchain

1 min read

Cover image for Unlocking Uniswap V4: Hooks as the Foundation for Next-Level DeFi

Jan 5

Unlocking Uniswap V4: Hooks as the Foundation for Next-Level DeFi

#architecture #ethereum #web3

4 min read

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