How to build a blockchain oracle

This article presents the reasoning to build a blockchain oracle providing external information (e.g. price of an asset) to a smart contract.

2024, Apr 16   —  8 minute read

Most useful commands with git

List the must useful commands, for my daily work, with git.

2024, Apr 15   —  7 minute read

Ethereum Staking - How It Works

Staking in Ethereum is a key functionality. This article explains the main concepts behind it - BLS signature, slashing, Withdrawal address,...

2024, Mar 28   —  9 minute read

EIP-6780, selfdestruct, we won't miss you

The Ethereum Dencun upgrade introduces the EIP-6780 which updates the opcode selfdestruct to deactivates the destruction of the contract, except if the contract is destructed in the same transaction as created.

2024, Mar 13   —  11 minute read

RareSkills Solidity Interview Answers - Hard

Solidity Interview questions - Hard, answers from the article - Solidity Interview Questions- by RareSkills.

2024, Mar 04   —  23 minute read

RareSkills Solidity Interview Answers - Medium

Solidity Interview questions - Medium, answers from the article - Solidity Interview Questions- by RareSkills.

2024, Feb 14   —  25 minute read