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The daily ledger

TILens turns technical updates into a focused daily brief: official releases, trusted reporting, and practitioner analysis, deduplicated and organized by topic.

20 Apr 2026 edition
JavaScript GitHub

oven-sh/bun: Bun v1.3.13

To install Bun v1.3.13 curl -fsSL https://bun.sh/install | bash # or you can use npm # npm install -g bun Windows: powershell -c "irm bun.sh/install.ps1|iex" To upgrade to Bun v1.3.13: bun upgrade Read Bun v1.3.13's…

Source: Bun Releases Jarred-Sumner
Python

#477 Lazy, Frozen, and 31% Lighter

Topics include Django Modern Rest, , Cutting Python Web App Memory Over 31%, and tryke - A Rust-based Ptyhon test runner with a Jest-style API.

Source: Python Bytes Michael Kennedy and Calvin Hendryx-Parker
Go Rust

RAG in Go: A Vulnerability Research Tool

Introduction In the previous post, you saw how you can use tools to add information to an LLM query. In this post, we’ll see another method of adding information to an LLM called RAG, or Retrieval-Augmented Generation.…

Source: Ardan Labs Blog