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Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 3525 posts
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Markdown/MDX Pipeline Performance — What satteri and Native Cores Actually Change
When satteri, a high-performance Markdown/MDX processor for the JavaScript ecosystem, hit GeekNews, documentation site build times became a hot topic again. This post breaks down where the time in a thousands-of-pages MD
2026-07-31 · 14 min read #mdx#markdown#build-performance#unified#static-siteGPT-5.6 and the Limits of Price-Performance — How to Find Your Workload's Place on the Curve
On July 30, 2026, OpenAI cut GPT-5.6 Luna by 80% and Terra by 20%. That is three weeks after the July 9 general availability, and the top-end Sol price is unchanged. Luna went from 1 dollar input and 6 dollars output per
2026-07-31 · 12 min read #ai#llm#openai#inference-cost#prompt-cachingThe Complete Guide to GitHub Stacked PRs — What Native Stacking Solved, and What It Left Standing
On July 30, 2026, GitHub shipped Stacked Pull Requests into public preview. The workflow of splitting a large change into several small PRs with dependency order, reviewing them in parallel, and merging them together now
2026-07-31 · 13 min read #github#stacked-pr#code-review#git#developer-workflowA Paper With Fake Authors Got Accepted for an Oral — a Systems Analysis of Peer Review's Failure in the AI Era
On July 30, 2026, two reviewers disclosed that of the 22 ML conference submissions they reviewed this summer, 15 contained fabricated citations, nonexistent authors, or unmistakable signs of LLM generation. Two of them c
2026-07-31 · 13 min read #ai#peer-review#research-integrity#llm#academiaThe Truth About Becoming a Manager — It Is Not a Senior Engineer With Meetings Added
"The truth about being a manager," posted to GeekNews in late July 2026, is a personal-experience essay that lists fourteen items. This article explains, structurally, why those items keep recurring. The essence of the m
2026-07-31 · 14 min read #career#engineering-management#leadership#ic-to-manager#feedback-loopWhat Transfers Through Distillation and What Does Not — Distilling DeepSeek into GPT-OSS Did Not Bring the Censorship Along
CTGT's experiment, posted to Show HN on July 30, 2026, reports that distilling financial reasoning from DeepSeek V4 Flash as the teacher into GPT-OSS as the student carried the capability over but not the political censo
2026-07-31 · 12 min read #ai#llm#distillation#alignment#open-weightsMonorepo CI Cache Strategies — Fix the Cache Key, Not the Cache Size
Most of the time, monorepo CI is slow not because the cache is too small but because the cache key is wrong. This post covers what the Turborepo, Nx, Bazel, and GitHub Actions caches actually hash, three levers for narro
2026-07-31 · 14 min read #monorepo#ci-cd#build-cache#turborepo#bazelMitchell Hashimoto's Second Company, Superlogical — What's Public and What Isn't
On July 29, 2026, Mitchell Hashimoto unveiled a new company, Superlogical, and it picked up 776 points and 452 comments on Hacker News. The first product is a terminal multiplexer, built on libghostty as an MIT-licensed
2026-07-31 · 13 min read #developer-tools#startup#ghostty#terminal#infrastructureWhat Java Value Objects (JEP 401) Change — What You Gain and Lose by Giving Up Identity
At 00:45 UTC on July 31, 2026, the JEP 401 Value Objects implementation merged into the OpenJDK mainline. Bundled into a single commit with JEP 539 (Strict Field Initialization), it added roughly 208,000 lines across 1,8
2026-07-31 · 16 min read #java#jvm#valhalla#jep-401#performanceHow to Read the 2026 Data Tooling Landscape — Layer-by-Layer Decisions, Not a Tool List
On July 28, 2026, "A Data Tooling Landscape Guide for Developers" landed on GeekNews and picked up 51 points. It is a good map, but a map does not choose your destination for you. This post redraws the same landscape acr
2026-07-31 · 16 min read #data-engineering#lakehouse#iceberg#duckdb#data-platformHow Engineers Should Read a Go-to-Market Playbook — Where Distribution Beats Product Quality
In late July 2026, an NFX post titled "Upgraded Go-to-Market Playbook" showed up on GeekNews. It is a perspective piece written by a VC, and the numbers inside are curated anecdotes, not a sample. This post translates th
2026-07-31 · 14 min read #startup#go-to-market#product-led-growth#developer-tools#careerRunning AI Agents in Production — Idempotency, Budgets, and Confidently Wrong Answers
Moving an agent from prototype to production exposes an operational surface you only discover late: idempotency for retried tool calls, budgets and step limits, observability over non-deterministic control flow, per-tool
2026-07-31 · 16 min read #ai#agents#observability#reliability#mcpGCC's AI Policy and Open Source's Choice — What Is the 15-Line Boundary Actually Protecting
On July 29, 2026, the GCC steering committee adopted the recommendations of its AI Policy Working Group. The core rule is that legally significant contributions containing or derived from LLM-generated content will not b
2026-07-31 · 12 min read #ai#open-source#gcc#licensing#governanceA Practical Procedure for Moving a Codebase with AI — Stand Up the Judge First, and Measure Review Rate Instead of Lines
This post distills the procedure common to the large-scale LLM migrations published in the first half of 2026 (535,000 lines of Zig to Rust, 165,000 lines of Python to TypeScript) into an executable order of operations.
2026-07-31 · 13 min read #ai#migration#refactoring#testing#engineeringWhat DeepSeek V4 Flash Actually Changes — A Cost-per-Capability Question, Not a Leaderboard One
On July 31, 2026, DeepSeek moved its V4-Flash API into public beta. The architecture is identical to April's preview — 284B total parameters, 13B active MoE, 1M context — and the only thing that changed is post-training.
2026-07-31 · 11 min read #ai#llm#deepseek#inference-cost#moeBuilding an Internal Knowledge Base on an LLM — Permission-Aware Retrieval, Freshness, and the Eval Set You Need Before Launch
The account Cerebras published on July 15, 2026 of how they built their internal knowledge base exposes the internals of a system fielding more than 15,000 queries a day from humans, automation, and agents alike. But the
2026-07-31 · 14 min read #ai#rag#enterprise-search#llm#platform-engineeringHow AI Found Two Years' Worth of Chrome Bugs in a Single Month — Reading the Number 1,072 Correctly
According to an announcement Google made on July 30, 2026, Chrome 149 and 150 — the two versions released in June alone — fixed 1,072 security bugs, more than the 1,036 fixed across the previous two years and 23 mileston
2026-07-31 · 12 min read #ai#security#chrome#fuzzing#vulnerabilityThe Economics of Refactoring: When Does It Pay Off — Calculating With Change Frequency
The Economic Benefit of Refactoring, published on martinfowler.com on July 30, 2026, refactored a 17,000-line module in 15 steps and measured input tokens for the same repeated change request dropping from 159,564 to 27,
2026-07-31 · 15 min read #refactoring#engineering#technical-debt#ai#metricsWhat It Means to Generate 3D CAD From a Prompt — Mesh vs. B-rep, and the Constraint Bottleneck
A tool called CAID that generates 3D CAD models from a prompt showed up on GeekNews Show GN. The limitations its own creator disclosed summarize the state of this entire field with precision — no automatic dimension veri
2026-07-31 · 12 min read #ai#cad#llm#manufacturing#geometryEleven Days of Bun's Zig-to-Rust Rewrite — What Actually Transfers from a Large AI Migration
Follows Bun's 11-day move of 535,000 lines of Zig to Rust through the primary sources. From May 3 to May 14, 2026, it took up to 64 Claude instances, about 50 workflows, 6,502 commits, and roughly 165,000 dollars at API
2026-07-31 · 13 min read #ai#bun#rust#migration#testing