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techdebug

Mobile Chrome Redirects Back to Login After Sign-In: Debugging an HTTP-to-HTTPS Entry Point Issue

When mobile Chrome keeps redirecting back to the login page after sign-in, the culprit isn't always OAuth or broken frontend state. In this case, the root cause was that the HTTP entry point for app-dev.daodao.so wasn't issuing a 301 redirect to HTTPS, so /auth/me requests sent with an http origin didn't include the auth_token cookie.

Antigravity CLI: How Google Folded Gemini CLI Into a Unified Terminal Agent Harness

Antigravity CLI is a terminal agent Google announced at I/O on May 19, 2026. Written in Go (versus Gemini CLI's Node.js), its binary is called agy, and it shares the same agent harness as the desktop Antigravity 2.0. It is also Gemini CLI's successor — the personal-tier Gemini CLI service ends on June 18, 2026.

techdebug

LLM Agent Tool Descriptions Determine Tool Selection: Three Bug Fixes

Rewriting tool descriptions from soft suggestions to hard rules (whitelist + consequence explanation) eliminated the LLM's incorrect tool selection; adding skip_signal=True fixed vector store double-indexing.

Claude Code /loop: Turning AI into a Background Worker with Native Scheduling (v2.1.72+)

/loop is Claude Code's native cron feature — set schedules in plain English and let Claude monitor, auto-fix PRs, and run recurring tasks in the background. Session-scoped and expires after 7 days; for cross-session scheduling, use Routines or Desktop scheduled tasks.

Claude Code Routines: Complete Guide to Cloud Automation — Setup, Triggers, and Real-World Examples

Routines is Claude Code's cloud automation system (formerly Cloud Scheduled Tasks). Beyond cron scheduling, you can trigger runs via API endpoint or GitHub events — scan issues, review PRs, run checks, open PRs — all while your computer is off.

techdeep-dive

Accessing Your Home Mac From Anywhere: Cloudflare Tunnel and the Alternatives in 2026

Two answers stand out for remotely accessing your home Mac in 2026: Cloudflare Tunnel if you need browser-based access with no client install, and Tailscale if you just want something simple for personal use. This post compares both, covers ZeroTier, Pangolin, NetBird, and other alternatives, and explains why Cloudflare's remotely-managed tunnel makes setup significantly easier in 2026.

Warp: From Modern Terminal to Agentic Development Environment

Warp evolved from a Rust-powered modern terminal into an AI Agent-integrated development environment (ADE), open-sourced under AGPL in April 2026, with over 700,000 developer users.

techproject

DeerFlow: ByteDance's Open-Source Super Agent Harness for Long-Running Research Tasks

DeerFlow is ByteDance's open-source Super Agent Harness built on Python 3.12 + LangGraph. It orchestrates long-running tasks through sandboxes, long-term memory, sub-agents, skills, and a messaging gateway. It hit #1 on GitHub Trending in February 2026, now surpassing 63,000 stars, with support for Telegram/Slack/Feishu, Claude Code integration, and multiple search backends.

techguide

How Does the YouTube to NotebookLM Extension Work? Reverse Engineering and Cross-Tab Architecture Dissected

NotebookLM has no official API. This extension works by combining three techniques: reverse-engineered Google batchexecute RPC calls, DOM scraping, and cross-tab message passing.

techdebug

Local AI Backend API Always Returns Empty Data: Cookie Domain Isolation

The main backend runs on a remote HTTPS server, so the auth_token cookie is scoped to that domain. The browser never sends it to the local AI backend, causing the API to treat every request as unauthenticated.

The Full Picture of Cloudflare Workers AI Binding: It's More Than Just run()

env.AI is not just run(). It also exposes toMarkdown (document-to-Markdown conversion), autorag (managed RAG), gateway (external provider proxy), and models (metadata lookup). Understanding these four method groups is what unlocks Cloudflare as a full AI platform inside Workers.

techguide

Better Agent Terminal: Consolidate Multiple Project Terminals and Claude Code Agents into One Window

Better Agent Terminal (BAT) is an Electron desktop app that unifies multiple project workspaces, terminals, and Claude Code Agents into a single window — solving the everyday pain of exploding iTerm tabs and the lack of a proper GUI container for agents. MIT License, available on macOS, Windows, and Linux.

techguide

Solving Duplicate Config Files for Codex and Claude Code with a Symlink

Claude Code only reads CLAUDE.md; Codex only reads AGENTS.md. Teams using both end up maintaining two identical files. Fix: make CLAUDE.md a symlink pointing to AGENTS.md — one source of truth.

techguide

Where Should AI Agent Global Skills Live? The Division of Labor Between .claude, Codex Skills, and AGENTS.md

Skill paths are almost always runtime-specific. AGENTS.md is the reliable way to share rules across agents. Put personal reusable capabilities in each agent's supported global directory; put project workflows inside the repo.

techguide

code-review-graph: Using a Knowledge Graph to Cut AI Code Review Token Usage by 8x

code-review-graph uses Tree-sitter to parse your codebase and build a persistent knowledge graph, tracks the blast radius of changes, and feeds only truly relevant context to the AI — claiming an average 8.2x reduction in token usage.

techguide

GitBook: A Documentation Platform That Turns Docs into a Product

GitBook is a Git-based documentation platform with Markdown editing, version control, and multi-user collaboration. Ideal for technical docs, API references, and internal knowledge bases. The free plan is sufficient for individuals and small teams.

techguide

NVIDIA DGX Spark: A Desktop AI Supercomputer That Fits a Petaflop on Your Desk

The NVIDIA DGX Spark is powered by the GB10 Grace Blackwell Superchip, 128 GB of unified memory, and delivers 1 petaFLOP of FP4 compute — starting at around $3,999 USD. It lets developers run 200B-parameter models locally and fine-tune 70B models, making it the most accessible NVIDIA AI development platform available today.

techguide

Documentation Platform Guide: GitBook, Docusaurus, Mintlify, and Seven Other Options

A breakdown of nine major documentation platforms — their positioning, pros, cons, and ideal use cases. Decision logic: open-source projects → Docusaurus/VitePress, API docs → Mintlify/ReadMe, internal enterprise → Confluence, fastest to launch → GitBook.

Claude Code: A Complete Guide to Anthropic's Terminal AI Coding Agent

Claude Code is Anthropic's agentic coding tool that runs in the terminal, IDEs, Slack, GitHub, and on the web. Its core extension system has six layers: CLAUDE.md (persistent context), Skills (on-demand workflows), Hooks (deterministic automation), Subagents (isolated delegation), MCP (external tool connections), and Agent Teams (multi-agent collaboration).

Codex CLI: A Complete Guide to OpenAI's Open-Source Terminal Coding Agent

Codex CLI is OpenAI's open source terminal coding agent (Rust, Apache-2.0, ~106.6k stars) with MCP, subagents, image input, code review, and Skills. The model line is now GPT-5.6 Sol / Terra / Luna, and the desktop app, CLI, and IDE extension share one config.toml.