When I see a list of learning resources, I assume that whoever curated it knows much more about the topic than what I’ll learn. So you wouldn’t be blamed for thinking that I have read 100x the amount of things about the transformer architecture than what I’m sharing here. In reality, that multiplier is shamefully close to 1x. Put another way: I have no idea what I’m talking about. But I think this…
This article is my attempt to explain what is a shell and what it does. My goal is for you to build a useful mental model of what’s going on under the hood when you open a terminal, paste some command, and hope that it doesn’t erase all your terrible, embarrasing, hidden sci-fi poems. Is this for you? I think you won’t get much from this article if you can answer these questions without even…
Originally published at HackMD . An Ethereum node can be used to read the state of the blockchain or to send transactions that modify that state. To let you do this, Ethereum clients implement a protocol called JSON-RPC . This allows applications to rely on a (somewhat) standardized set of methods that should work with any client. Sending a JSON-RPC call We’ll use Alchemy in these examples and, if…
Originally published at HackMD . The Berlin hard fork will go live on mainnet on April 14 , introducing four new EIPs. Two of them ( EIP-2929 and EIP-2930 ) affect how the gas cost of a transaction is computed. This article explains how (some) gas costs were calculated before Berlin, how this will change with EIP-2929, and how to use the Access Lists feature introduced by EIP-2930. tl;dr This is a…