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AI Agent AI Tools Codex AI Coding Developer Tools Claude Code Local LLM OpenAI MCP Claude Ollama Anthropic Linux ChatGPT Python Open Source Ubuntu NAS Prompts Gemini Llama.cpp AI Art AI Models Windows Cybersecurity Docker Game Development Godot LLM GGUF
AI Tools

Playwright CLI Session Management: Multiple Browser Sessions, Isolation, Persistence, and Cleanup

Based on the official session-management reference, this article organizes the common ways to use named browser sessions, session isolation, persistent profiles, concurrent usage, and cleanup commands in Playwright CLI.

2026-04-15
6 minute read
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Hardware

M.2 Key E, Key B, and Key M Pinout Notes

A concise summary of M.2 pinout documentation, preserving the Pinout Description tables for Key E, Key B, and Key M sockets, with English notes added.

2026-04-15
6 minute read
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AI Tools

Playwright CLI storage state: Save Login Sessions, Read Cookies, and Local Storage

Based on the official storage-state reference, this post summarizes the common Playwright CLI commands for storage state, Cookies, localStorage, sessionStorage, and IndexedDB with concise explanations.

2026-04-14
4 minute read
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AI Tools

What Is OpenHarness: What This Open Source Agent Harness Can Do

Based on the official HKUDS/OpenHarness repository and README, this article summarizes OpenHarness's positioning, core capabilities, ohmo's personal-assistant features, and the scenarios it fits best.

2026-04-12
6 minute read
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AI Tools

Getting Started with Playwright CLI: Installation, Skills, Sessions, and Essential Commands

Based on the latest microsoft/playwright-cli README, this guide walks through Playwright CLI's positioning, installation, skills workflow, session management, monitoring dashboard, and essential commands.

2026-04-12
7 minute read
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AI Tools

Hermes Agent Guide: What It Is, Setup, Features, and OpenClaw Comparison

A practical Hermes Agent guide covering what Nous Research's open-source AI agent does, how to install it, its memory and MCP features, and how it compares with OpenClaw.

2026-04-12
7 minute read
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AI Tools

OpenClaw Dreaming: Machines Start Dreaming While Humans Lose Sleep

OpenClaw introduced Dreaming, a memory consolidation system modeled on light sleep, deep sleep, and REM to help agents retain signal and discard noise.

2026-04-12
4 minute read
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AI Tools

How to Use llama-quantize for GGUF Models

A short introduction to what llama-quantize does, its basic commands, common options, and the tradeoffs between model size, speed, and quality.

2026-04-12
2 minute read
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AI Tools

Download GGUF Models from Hugging Face with llama.cpp

Download GGUF models from Hugging Face with llama.cpp, use compatible endpoints, and understand when a non-GGUF model needs conversion first.

2026-04-12
1 minute read
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AI Tools

Codex Usage and Quota Check

Use a small Python script to read credentials from `auth.json`, call ChatGPT's `/backend-api/wham/usage` endpoint, and inspect remaining Codex quota plus reset times.

2026-04-12
10 minute read
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AI Tools

What Does `it` Mean in Gemma-4-31B-it

A brief explanation of what `it` and `31B` mean in Gemma-4-31B-it, and why `it` is usually the right choice for chat use.

2026-04-11
1 minute read
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AI Tools

Llama GGUF Quantization Guide: How to Choose Q8, Q6, Q5, Q4, or Q2

Choose the right Llama GGUF quantization for local LLMs: Q8, Q6, Q5, Q4, Q3, and Q2 tradeoffs for quality, RAM, VRAM, and Hugging Face downloads.

2026-04-11
2 minute read
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AI Tools

How to Access a Local Ollama API Over LAN on Windows

Expose Ollama API to your local network on Windows by setting the host, allowing firewall ports, and verifying with curl.

2026-04-11
1 minute read
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Hardware

Common USB PD Decoy Chips: CH224K vs HUSB238 vs HUSB237 vs IP2721 vs XSP

A quick comparison of CH224K, HUSB238, HUSB237, IP2721, and XSP series decoy chips for USB PD power design.

2026-04-11
1 minute read
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AI Tools

What Models Power fnOS AI Photos: Face, Object, and Semantic Search Stack

A practical breakdown of the fnOS AI photo stack, covering face recognition, object detection, semantic search, and hardware acceleration.

2026-04-11
1 minute read
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Operations

go2rtc with Xiaomi Camera RTSP: Feed NVR, HomeKit, and Frigate

A practical setup note for pulling Xiaomi camera RTSP via go2rtc and using it across NVR, HomeKit, and Frigate.

2026-04-11
1 minute read
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AI Tools

Gemma 4 Local Runtime Guide: From One-Command Start to Dev Integration

A concise guide to main local runtime paths for Gemma 4, including Ollama, LM Studio, llama.cpp, and developer-oriented integration.

2026-04-10
2 minute read
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AI Tools

Drop MCP? Why CLI Is Becoming the Default Tool Layer for Agents

Across cost, reliability, training distribution, and security model, here is why more agent workflows are returning to CLI-first.

2026-04-10
3 minute read
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AI Tools

PersonaPlex Quick Guide: Full-Duplex Conversational Speech with Persona and Voice Control

A concise guide to PersonaPlex capabilities, setup, and prompting, including server launch, offline evaluation, and role/voice control.

2026-04-10
2 minute read
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AI Tools

Anthropic's Harness Direction: Agent Infrastructure Is Becoming an Agent OS

A concise breakdown of Anthropic's latest practice across session, harness, and sandbox, and why agent architecture is moving toward stable abstractions with recoverable execution.

2026-04-10
2 minute read
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AI Tools

OpenClaw and Agent Harness: Why It Looks Like AGI

A harness-based view of OpenClaw: the model remains the core, while autonomy comes from the engineering combination of memory, tools, triggers, and execution loops.

2026-04-10
2 minute read
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AI Tools

Sharing an Agent Skill for E-commerce Product Image Cutout and Standardization

An overview of the product-cutout-normalize Agent Skill, including its purpose, usage, parameters, and the full source code for SKILL.md and scripts/run_pipeline.py.

2026-04-09
10 minute read
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AI Tools

How to Use Google Nano Banana for Image Cutouts

Based on a practical Python example, this article explains how to use Google Nano Banana for product-image background removal while preserving the full source code.

2026-04-09
8 minute read
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AI Tools

What are Ollama cloud models and how do you use them

A brief explanation of what Ollama cloud models are, how they differ from local models, and how to use them from the command line or via API.

2026-04-09
2 minute read
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Operations

Windows Task Manager data stops updating: the refresh speed is usually set to Paused

If CPU, memory, or network data in Windows Task Manager stops updating for a long time, a common cause is that the refresh speed was accidentally set to Paused.

2026-04-09
2 minute read
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AI Tools

How to Download a GGUF Model from Hugging Face and Import It into Ollama

If a model does not have a ready-made Ollama version, you can download the GGUF file from Hugging Face and import it into Ollama with a Modelfile.

2026-04-09
3 minute read
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AI Tools

How to Troubleshoot Slow `ollama pull` Model Downloads

When `ollama pull` is slow, times out frequently, or gets interrupted, it helps to identify the real download path first and then troubleshoot the redirected object storage domain.

2026-04-09
4 minute read
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AI Industry

Anthropic and OpenClaw Timeline: The Full Sequence of Events

Based on public information from January to April 2026, this article outlines the process, key milestones, and current status of the Anthropic-OpenClaw developments.

2026-04-08
3 minute read
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AI Tools

Gemma 4 on Raspberry Pi 5: It Works, But Responses Are Slow

From LM Studio CLI deployment to LAN access and editor integration, this article benchmarks how usable Gemma 4 is on Raspberry Pi 5.

2026-04-08
3 minute read
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AI Tools

Connect OpenClaw to Local Gemma 4: Complete Setup Guide

From starting the Ollama API to configuring OpenClaw, this guide walks you through connecting local Gemma 4 end to end.

2026-04-08
2 minute read
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AI Tools

How to Run Gemma 4 on a Laptop: 5-Minute Local Setup Guide

Run Gemma 4 quickly on Mac, Windows, and Linux laptops with Ollama, plus model selection and performance tips.

2026-04-08
2 minute read
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AI Tools

How to Install and Run Gemma 4 on Android: Complete Getting-Started Guide

From APK installation and model download to multimodal usage, this guide walks you through running Gemma 4 on Android.

2026-04-08
3 minute read
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Hardware

Memory Die Identification Guide: How to Read Samsung, Micron, and SK hynix Codes

A beginner's guide to memory die identification using Samsung, Micron, and SK hynix examples, including common markings, code fields, and practical boundaries.

2026-04-06
3 minute read
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AI Tools

Using Agent Skills to Replace Copilot's 'Generate Commit Message' in VS Code

Use the local `git-commit-push-zh` skill to replace VS Code's commit message generation and keep a standardized commit/push workflow.

2026-04-06
2 minute read
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AI Tools

How to Check Whether an Ollama Model Is Loaded on GPU

Use `ollama ps` to quickly verify whether a model is running on GPU, CPU, or a CPU/GPU mixed memory setup, and learn how to read the `PROCESSOR` column.

2026-04-06
1 minute read
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AI Tools

Using AI Agent Skills to Maintain a Hugo Multilingual Blog

A reusable deep dive into the sync-post-translations skill: goals, rules, configuration code, usage examples, and quality checklist.

2026-04-06
3 minute read
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AI Tools

Ollama Model Storage Path Guide: Windows, macOS, Linux, and Moving Models

A practical Ollama model storage path guide covering default model directories on Windows, macOS, and Linux, how to move models off the C drive, and how to use OLLAMA_MODELS safely.

2026-04-06
2 minute read
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AI Tools

Completely Uninstall Ollama on Linux (Including Leftover Cleanup)

A practical, executable guide to fully remove Ollama on Linux by stopping and removing its service, binary, model files, and system user/group.

2026-04-06
2 minute read
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AI Tools

LLM Quantization Explained: How to Choose FP16, Q8, Q5, Q4, or Q2

A practical guide to LLM quantization, common format differences, and VRAM-based model selection to balance quality, speed, and resource cost.

2026-04-05
2 minute read
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AI Tools

Gemma 4 Model Comparison: 2B, 4B, 26B, and 31B VRAM and Use Cases

Compare Gemma 4 2B, 4B, 26B, and 31B models by VRAM needs, performance positioning, practical use cases, and local model selection trade-offs.

2026-04-05
3 minute read
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AI Tools

Analyzing Anthropic's docx Agent Skill: Features, Code Structure, Usage, and Caveats

Based on SKILL.md and the supporting scripts under Anthropic's skills/docx, this post breaks down the docx skill's capability boundaries, code structure, practical workflow, and common pitfalls.

2026-04-04
6 minute read
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Operations

Two Ways to Remotely Access Feiniu NAS and Their Comparison

A practical comparison of two remote-access options for Feiniu NAS: direct public IP access and FN Connect, including setup points, pros/cons, and usage recommendations.

2026-04-04
3 minute read
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Hardware

JMicron Chip Top Mark and Part Number Format

A practical guide to JMicron chip top-mark and part-number coding for identifying vendor, package, temperature grade, mask version, and IC revision.

2026-04-04
2 minute read
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Development Tools

CH347 Resource Guide: Drivers, Tools, and SPI Flash Programming

A beginner-friendly CH347 resource roundup: official page, Windows drivers, SPI Flash programming tools, and troubleshooting tips.

2026-04-03
2 minute read
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Operations

Automatically Renew Let's Encrypt Certificates on Ubuntu (Certbot + Nginx)

A practical Certbot auto-renew guide with a cron example, Nginx pre/post hooks, renewal verification, and troubleshooting tips.

2026-04-03
2 minute read
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Development Tools

FFmpeg `-map` Explained: Precisely Select Video, Audio, and Subtitle Streams

A practical guide to FFmpeg `-map`: stream naming, multi-input composition, negative mapping, and optional mapping.

2026-04-02
3 minute read
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Hardware

Home Printer Buying Guide

A practical guide to choosing a home printer based on real usage: laser vs. inkjet, connectivity options, duplex printing, and paper tray setup.

2026-04-01
3 minute read
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Development Tools

How to Troubleshoot High VS Code CPU Usage Caused by Extensions

A practical VS Code high-CPU troubleshooting guide: use Start Extension Bisect to quickly isolate problematic extensions, then optimize search and file watching settings.

2026-04-01
2 minute read
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Technical Docs

rsync --delete Guide: Safely Mirror and Clean Target Directories

Learn how rsync --delete mirrors and cleans target directories, with safer command patterns, dry-run checks, and precautions before removing files.

2026-03-29
2 minute read
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Technical Docs

How Git Tracks File Executable Permission (+x)

Learn how Git tracks executable permissions on Linux, with practical commands to add, remove, and verify the executable bit.

2026-03-29
1 minute read
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