TLDR WEB DEV 2025-03-17

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IN S3 SIMPLICITY IS TABLE STAKES

Amazon's S3 began as a simple object store but has evolved into a full-fledged data platform with features like strong consistency, conditional operations, and increased bucket limits, all in response to builder needs. A key challenge has been balancing simplicity with velocity. The new S3 Tables shows this evolution, integrating Iceberg to offer a new table abstraction within S3.

GOING DOWN THE RABBIT HOLE OF GIT'S NEW BUNDLE-URI

Git's new `bundle-uri` feature is designed to speed up clones by using a pre-calculated seed file from a CDN, which is great for reducing server load on Git forges and internal Git servers. Initially, using a CDN-hosted bundle didn't improve clone times as expected. After investigation, it was discovered that Git only copies local branch references from the bundle, causing it to re-download many objects. A small code change to copy all references (including tags and remote references) improved clone times.

THE URL IS A GREAT PLACE TO STORE STATE IN REACT

CAREER ADVICE IN 2025

The current job market in 2025 is challenging to navigate. The rise of LLMs and AI companies is shifting the skills valued by employers, devaluing experience in team building and rewarding those focused on technical details and AI integration. Many companies are also struggling with reduced valuations and funding, leading to less hiring, promotions, and liquidity, except for highly competitive AI companies.

HOW I'VE RUN MAJOR PROJECTS

This is a playbook for effective project management within complex, fast-paced environments like Anthropic. Good projects have devs focusing intensely on the project, maintaining a detailed plan to track progress, and running a rapid "OODA loop" (observe, orient, decide, and act) to adapt to new information. Overcommunication is necessary for everyone to be aware of things, so they can make the best decisions.

I USE CURSOR DAILY - HERE'S HOW I AVOID THE GARBAGE PARTS

When using Cursor, the AI coding IDE, it's useful to use `.cursorrules` to guide the AI, providing it with relevant code context. Composer is best used for simple changes and Chat for more complex tasks. At the same time, developers should be hyperaware of the limitations of AI in bug fixing and ensure their coding skills do not deteriorate over time.

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DOCS

Docs is an open-source collaborative document editor built with Django and React. It focuses on simple, real-time collaborative editing with features like offline support, granular access control, and various document export formats. It's a joint effort by the French and German governments.

CODEVIDEO STUDIO

CodeVideo Studio is a way to make educational coding videos quickly. It allows software educators to write a course once and export it to various formats like video, blog posts, presentations, and code.

RUBYLLM

RubyLLM is a Ruby gem that makes working with AI models easy using a unified API and consistent format. It supports features like chatting, image/audio/document analysis, image generation, embeddings, and custom tools. The gem also offers Rails integration for persisting chats and messages, streaming responses, and easy configuration through API keys.

LOCAL LLMS ON MOBILE ARE A GIMMICK - FOR NOW

Current limitations for running LLMs locally on mobile devices include large model sizes, the need for specific model formats and inference frameworks, and performance trade-offs between speed and quality, leading to device heating and battery drain. Frameworks like MLC try to simplify the process by compiling and optimizing models for specific devices. While on-device AI is probably a big part of the future, it's a gimmick in its current state.

REPRODUCIBILITY VS PROVENANCE: TRUSTING THE JAVASCRIPT SUPPLY CHAIN

The JavaScript package ecosystem faces security threats despite efforts to establish provenance by tracking package origins. "Reproduce" is a new open-source tool that independently verifies if an npm package can be rebuilt from its declared source. This tool fetches source metadata, clones the repository, runs build steps, and compares the resulting artifact with the published package to ensure reproducibility. Testing against the top 5,000 "high impact" npm packages, Reproduce found that only 5.78% of packages were reproducible.

BIG LLMS WEIGHTS ARE A PIECE OF HISTORY

While efforts like the Internet Archive are necessary for preserving history, the publicly available weights of large language models offer a valuable, albeit lossy, compressed snapshot of the Internet that should be actively maintained and preserved as well.

OUR INTERFACES HAVE LOST THEIR SENSES

Digital interfaces have become overly simplified and focused on text and visual input, neglecting the potential for richer, multi-sensory interactions that better align with how humans naturally engage with the world.

WHO IS FREE SOFTWARE FOR?

Despite the successes of the Open Source and Free Software movements in creating valuable resources, they haven't achieved widespread adoption or shifted power away from tech giants because they primarily cater to "hackers" and fail to address the actual needs and realities of the broader public.

AIOPANDAS

Aiopandas is a Python library that adds async functionality for operations like `map`, `apply`, and `transform` in Pandas.