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Tools & Productivity

The most popular blog posts about tools & productivity on Hacker News. 550 posts.

2025
363

About AI Evals

A guide to AI and LLM evals for engineers and product managers. Learn how to test AI systems, analyze failures, and improve retrieval, agents, and AI products.

365

My other email client is a daemon

I have a slight problem wherein every time I start up a game of NetHack, I completely lose touch with my surroundings for hours on end. Thankfully The DevTeam Thinks Of Everything and there’s a solution that allows communication with the outside world without breaking immersion: the mail daemon!

369

JJ Cheat Sheet

I’ve been learning Jujutsu a.k.a. jj , a version control system that’s compatible with git repos. It’s clicked for me in a way that git hasn’t even after many years of use.

370

Customizing tmux

I have been exploring some new tools here and there. When I started watching Primeagen, I took a note of several tools that he was using and advocating for. One of them was tmux. What is tmux? tmux is a terminal multiplexer. What that means is you can have many terminals in one. According to tmux wiki: tmux is a…

375

Walkie-Textie Wireless Communicator

The Walkie-Textie is a simple handheld device with a 12-key keypad and OLED display that allows you to send and receive text messages using the LoRa wireless protocol. It's ideal for situations where there's no mobile signal, such as when you're camping or hiking in a remote area, when you don't want the cost of a…

384

Dear GitHub: no YAML anchors, please

This was a good thing . YAML anchors in GitHub Actions are (1) redundant with existing functionality, (2) introduce a complication to the data model that makes CI/CD human and machine comprehension harder, and (3) are not even uniquely useful because GitHub has chosen not to support the one feature (merge keys) that…

385

Why Cline doesn't index your codebase

Here's a common question we get from prospective Cline users: "How does Cline handle large codebases? Do you use RAG to index everything?" It's a reasonable question. Retrieval Augmented Generation (RAG) has become the go-to solution for giving AI systems access to large knowledge bases. But for Cline, we've taken a…

389

Little Snitch feature nobody knows about

Little Snitch by Objective Development is the first app that I install on a new Mac. In fact I just bought a new Mac, an M4 MacBook Pro with nano-texture display, and I installed Little Snitch via thumb drive even before connecting the Mac to the internet. While setting up my new Mac, which came with macOS 15.2…