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AI Tools Technical Docs Hardware AI Industry Development Tools Operations

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Ai-Tools AI Agent Local LLM Claude Code Codex AI Coding Linux Developer Tools Ubuntu Ollama Openai ChatGPT Claude GPU Anthropic Gemma 4 Llama.cpp MCP Python LLM Prompts AI Art GPT-5.5 Case Library DeepSeek GPT Image Windows Gemini GGUF Nginx
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
中文简体 中文繁體 日本語 Español
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 Default Model Storage Path and Migration Guide (Avoid Filling Up C Drive)

A practical guide to Ollama's default model directories on Windows, macOS, and Linux, plus executable Windows steps to move models off the system drive.

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
中文简体 中文繁體 日本語 Español
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

Google Gemma 4 Model Comparison: How to Choose Between 2B/4B/26B/31B

A structured comparison of Gemma 4's 2B, 4B, 26B, and 31B variants, including performance positioning, VRAM requirements, real-world scenarios, and model selection guidance.

2026-04-05
3 minute read
中文简体 中文繁體 日本語 Español
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
中文简体 中文繁體 日本語 Español
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
中文简体 中文繁體 日本語 Español
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
中文简体 中文繁體 日本語 Español
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
中文简体 中文繁體 日本語 Español
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
中文简体 中文繁體 日本語 Español
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 Explained and Practical Directory Cleanup

Learn what rsync --delete does, common usage patterns, and key precautions, including a practical way to quickly clean a target directory using an empty source directory.

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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Technical Docs

Hugo Shortcode Practice: bundle-file (Keep Multilingual Files and Attachments in One Page Bundle)

Use a custom bundle-file shortcode to automatically fall back to other translations when the current language resource is missing, and output a unified attachment link.

2026-03-29
2 minute read
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Technical Docs

How to Create and Use Skills: SKILL.md Specification and Practical Principles

A structured guide to SKILL.md standard structure and four core principles for writing high-quality Skills.

2026-03-28
3 minute read
中文简体 中文繁體 日本語 Español
Technical Docs

IEEE 802.3af/at/bt (PoE) Differences Explained

A clear guide to IEEE 802.3af, 802.3at, and 802.3bt across power budget, wire pairs, and typical use cases.

2026-03-28
2 minute read
中文简体 中文繁體 日本語 Español
Technical Docs

What Is Agent Skills: From Design Principles to Context Optimization

An overview of Agent Skills core design principles, progressive disclosure, and practical impact on context-cost optimization.

2026-03-28
3 minute read
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Technical Docs

Common Misconceptions About WD HC620 SMR Drives and How to Use Them Correctly

2026-03-27
3 minute read
中文简体 中文繁體 日本語 Español
Technical Docs

How Non-Programmers Can Direct AI to Do the Work: Extracting Diagrams and Math Formulas from an Image (Hands-On Example)

A hands-on case study showing how non-programmers can direct AI in Codex to recognize formulas, convert them to LaTeX, and align cropped diagrams with formulas, including practical results and limitations.

2026-03-26
4 minute read
中文简体 中文繁體 日本語 Español
Technical Docs

How to Use Codex in VS Code (From Setup to Efficient Real-World Workflow)

A practical VS Code Codex guide covering installation, configuration, prompt patterns, and troubleshooting.

2026-03-20
2 minute read
中文简体 中文繁體 日本語 Español
Technical Docs

LLM API Landscape (Free and Cost-Effective Options)

A practical overview of major LLM API options with a focus on free tiers, speed, and cost-performance.

2026-02-12
2 minute read
中文简体 中文繁體 日本語 Español
Technical Docs

OpenWrt on JDCloud AX6600 Athena: Move the 2.5G Port to LAN and Swap WAN/LAN1

How to move the 2.5G port to internal LAN on AX6600 Athena by editing DTS and swapping WAN/LAN1.

2026-01-19
1 minute read
中文简体 中文繁體 日本語 Español
Hardware

VGA Connector Pin Definition

VGA connector pin definition and simple wiring guide.

2026-01-18
1 minute read
中文简体 中文繁體 日本語 Español
Hardware

Winbond Flash Chip Naming Rules Explained (with Full Winbond Flash Part List)

A practical guide to Winbond flash chip naming rules, with a full Winbond flash part list.

2026-01-01
136 minute read
中文简体 中文繁體 日本語 Español
Hardware

3.5-inch HDD Mechanical Dimensions (SFF-8301)

3.5-inch HDD mechanical dimensions per SFF-8301.

2025-12-17
1 minute read
中文简体 中文繁體 日本語 Español
Hardware

HP FLR Network Adapters: PCIe Lanes, Port Types, Controller Chips, and Part Numbers

Reference table for HP FLR network adapters, including PCIe lanes, interface type, controller chip, and spare/option part numbers.

2025-10-08
2 minute read
中文简体 中文繁體 日本語 Español
Hardware

PCIe Switches (PCI-E Switch Chipset Catalog)

Quick catalog and comparison notes for common PCIe switch chipsets.

2025-09-18
2 minute read
中文简体 中文繁體 日本語 Español
Hardware

PCIe-to-SATA Chipset Guide

A quick reference guide for common PCIe-to-SATA chipsets.

2025-08-25
1 minute read
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Technical Docs

C Struct Initialization and Character/String Fields

Common ways to initialize C structs, including char/string members.

2025-06-13
1 minute read
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Technical Docs

GNU C `__attribute__` Guide

Common GNU C `__attribute__` usage patterns and examples.

2025-06-13
1 minute read
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Hardware

3-Pin / 4-Pin CPU & PC Fan Interfaces, PWM Control, and DC Speed Control

Pin definitions and control basics for 3-pin/4-pin cooling fans, including PWM and DC speed control.

2025-05-06
2 minute read
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Hardware

MOSFET Identification and Basic Applications

MOSFET identification and basic usage.

2025-04-25
2 minute read
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