The daily ledger

pwasm 0.2a0

Release: pwasm 0.2a0 pwasm is one of my folly projects - an entirely vibe-coded pure Python WebAssembly engine that I built in January during my first bout of AI mania. I hadn't touched it since January, so I decided to…

Quoting Matthew Green

[...] Put these pieces together and you have the two halves of a worm: a payload that hijacks the agent, and an agent that will carry the payload to the next agent. Agents in separately-isolated sandboxes discovered…

Props in React – Introduction

When building React applications, we often create multiple components. These components need to communicate with each other and share data. Props are one of the most important concepts used for passing data between…

Building an Interactive Git Visualizer to Master Version Control

Git is fundamental to modern development, yet commands like git rebase, git merge, and git checkout remain abstract and confusing for beginners. Traditional explanations rely on static branch diagrams that fail to…

Building Sportivo: How I Engineered a Live Sports Streaming Web App

Live sports streaming platforms often suffer from cluttered interfaces, broken video players, and clunky navigation. As a developer, I wanted to build a lean, distraction-free web application that aggregates real-time…

Django Weblog: Nominate Someone for the 2026 Malcolm Tredinnick Memorial Prize

Hello Everyone 👋 It is that time of year again when we recognize someone from our community in memory of our friend Malcolm. Malcolm was an early core contributor to Django and had a huge influence on the Django we know…

Security updates for Thursday

Security updates have been issued by AlmaLinux (corosync, gawk, gdb, nodejs24, and thunderbird), Debian (expat, firefox-esr, libsmpp34, mkvtoolnix, network-manager-l2tp, pgextwlist, python-django, ruby-oj, and tor),…

Native is now the future of mobile at Shopify

Shopify is leaving React Native, and the reason is not performance. is by Mustafa Ali, the same person who wrote in January 2025 that the future of React Native was bright. So this is not a team that got burned and left…

Why Fabric.js `loadFromJSON` Can Leave Your Editor Half-Loaded

A saved Fabric.js document can reopen with missing content when an image URL fails and the loading path allows failed objects to be omitted. fabricjs-document-engine checks external images before loading content into…

Building a Kanban Board from Scratch with Vanilla JavaScript

Building a Kanban Board from Scratch with Vanilla JavaScript Most tutorials use React, Vue, or Angular to build a Kanban board. But sometimes the best tool is no tool at all — just vanilla HTML, CSS, and JavaScript. In…

Almost Human, Except When It Matters: VoxParity and the Decisions a Voice Should Change

arXiv:2609.35922v1 Announce Type: cross Abstract: A voice agent can handle almost every call on the words alone and still fail the few its sector's rules were written for. Emergency-call standards, fraud guidance, radio…

Do LLM Agents Execute the Plans They Declare? From Planning-Mode Declaration to Pattern-Specific Execution

arXiv:2609.38108v1 Announce Type: cross Abstract: Large language models (LLMs) enable agents to solve long-horizon tasks by generating a plan and then executing it in an environment. However, successful planning…

Safety Under Scaffolding: How Evaluation Conditions Shape Measured Safety

arXiv:2603.10044v4 Announce Type: replace Abstract: Safety benchmarks usually test "bare" models that receive prompts and output responses, but real-world deployments "wrap" those models in complex scaffolds. How much…

When Reasoning Goes Astray: Attention Dynamics of Uncontrolled Reasoning

arXiv:2609.38817v1 Announce Type: new Abstract: Large reasoning models (LRMs) improve performance on complex tasks through extended reasoning, yet the same process can degenerate into redundant verification and…

Your Chatbot Answered the Question the User Already Left

A stale answer is not a latency bug. It is a state ownership bug. Picture a shopper asking for blue running shoes, then quickly changing the request to black walking shoes. The first search is harder and finishes last.…

Python Algorithmic Trading Course – Massive, SnapTrade & Alpaca Integrations

This course demonstrates how to build an algorithmic paper trading system using Python and Django to calculate momentum scores and execute trades. The project integrates Massive for market data, SnapTrade for portfolio…

FastAPI Middleware - writing custom middleware functions!

The video shows how to write custom FastAPI middleware to inspect, modify, or block requests before they reach route handlers using the call_next pattern. It also briefly covers built-in middleware for HTTPS redirects,…

Django: serve a security.txt file

The post shows how to serve a standards-compliant security.txt file in Django so security researchers know how to report vulnerabilities. It also adds tests and a Django system check to validate the file and warn before…

django-upgrade-report

Which of your dependencies block a Django upgrade, and in which order to upgrade them.

django-modern-rest@0.16.0 release