A memory safe language in a kernel, an open model that holds up, and why the old database won. ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏  ͏
Commitlog.

Issue 018 · Oct 28

This week

Three shifts in how I write code.

A memory safe language landed in a major kernel's network stack. The first open model held up on real agent work. And a 30 year old database quietly made half my cache layer pointless.

Read the issue
Colorful lines of code on a dark monitor
 

Three stories

1

A safer language in the kernel's network path

It took five years of patches, three rewrites and one long argument about memory safety. Here is what went in and what comes next.
Systems Weekly · 11 min

2

The first open model that beats the closed ones on real tasks

Not on benchmarks, on messy multi step agent work. The scaling laws still hold, but the open models caught up faster than anyone expected.
Model Notes · 8 min

3

Why the old database won (and what's next)

Documents, vectors, queues and search all live in one place now. The many databases story looks like overkill in hindsight.
Data Desk · 14 min

 

Quick hits

✓

Tool: Gooseneck

An open source coding agent that lives in your terminal.

✓

Release: a JS runtime adds a built-in object storage client

Plus native HTML streaming and faster cold starts.

✓

Deep dive: how a code index really works

A long engineering post that finally explains the embedding pipeline.

✓

Fun: a kanban board in one HTML page

No build step, no framework, and it's been making the rounds.

 
 

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That's it for this week. Forward this to a friend who'd like it, or reply with what you're reading. I read everything.

Alex

Commitlog is a weekly letter about the software industry, by Alex Moreno.

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