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Ubiquitous Tech

A ubiquitous public account for pirate enthusiasts, regularly sharing curated experiences, tech learning, and growth insights. Currently publishing articles on AI RAG customer service, AI MCP technology, and open-source design. Personal free Knowledge Planet: Awakening New World Programmer.

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Latest from Ubiquitous Tech

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Ubiquitous Tech

Aug 17, 2025 · Backend Development

MCP Lesson 12: Implementing a Trend‑Aggregating MCP Server for Weibo, Douyin, Toutiao, and Juejin

This article walks through the open‑source mcp‑trends‑hub project, explains its one‑stop hot‑trend aggregation features, shows how to configure the MCP Server in a client, and provides step‑by‑step Java implementations for Weibo, Douyin, Toutiao, NetEase News and Juejin trend tools, including code, architecture diagrams and registration flow.

DouyinJavaJuejin

0 likes · 23 min read

MCP Lesson 12: Implementing a Trend‑Aggregating MCP Server for Weibo, Douyin, Toutiao, and Juejin

Ubiquitous Tech

Aug 13, 2025 · Backend Development

Designing a Generic TypeScript MCP Server Framework – Lesson 11

This article walks through building a reusable TypeScript MCP Server framework using strategy and factory patterns, showing project setup, core type definitions, a sample DeployHtml tool, a singleton registry, Express‑SSE integration, automatic tool loading, and a side‑by‑side comparison with a Java implementation.

ExpressFactory PatternMCP Server

0 likes · 17 min read

Designing a Generic TypeScript MCP Server Framework – Lesson 11

Ubiquitous Tech

Aug 9, 2025 · Backend Development

Build a Streamable HTTP MCP Server with Java’s New 0.11 SDK (Lesson 10)

The article explains how the Java MCP SDK 0.11 adds Streamable HTTP support, compares it with the traditional HTTP+SSE approach, and walks through adding Maven dependencies, configuring Spring AI, creating custom auto‑configuration classes, implementing a Weibo trending tool, and deploying a fully functional Streamable HTTP MCP server.

JavaSDK 0.11Server

0 likes · 19 min read

Build a Streamable HTTP MCP Server with Java’s New 0.11 SDK (Lesson 10)

Ubiquitous Tech

Aug 7, 2025 · Artificial Intelligence

How to Use RAG Tool Calls in FastGPT for Real-Time Train Ticket Queries

This article walks through integrating RAG‑based tool calling into a FastGPT workflow to enable AI‑driven customer service that can fetch real‑time train ticket information by invoking external APIs, configuring HTTP nodes, and handling parameters step by step.

AI Customer ServiceFastGPTHTTP API

0 likes · 18 min read

How to Use RAG Tool Calls in FastGPT for Real-Time Train Ticket Queries

Ubiquitous Tech

Aug 5, 2025 · Information Security

How SmartAdmin Implements Level‑3 Security Protection

This article explains how the open‑source SmartAdmin project satisfies China’s Level‑3 security protection requirements by detailing identity verification, access control, audit, intrusion prevention, data integrity, confidentiality, backup, and masking, and shows the corresponding UI settings and backend code implementations.

Access ControlData MaskingIdentity Verification

0 likes · 19 min read

How SmartAdmin Implements Level‑3 Security Protection

Ubiquitous Tech

Aug 4, 2025 · Backend Development

Is SmartAdmin the Ideal Starting Point for Your Next Project?

This article introduces the open‑source admin platform SmartAdmin, outlines its high‑quality code, security features, technology stack, and provides a step‑by‑step guide to set up the development environment and run the backend and frontend components.

Admin DashboardEnvironment SetupOpen Source

0 likes · 10 min read

Is SmartAdmin the Ideal Starting Point for Your Next Project?

Ubiquitous Tech

Aug 2, 2025 · Artificial Intelligence

Exploring JoyAgent‑JDGenie: Core Workflow and Prompt Engineering (Part 2)

This article walks through the JoyAgent‑JDGenie open‑source AI agent framework, detailing its multi‑agent architecture, backend and frontend components, deployment steps, configuration files, and the comprehensive prompt templates that drive planning, execution, and ReAct‑style reasoning.

AI agentsJoyAgent-JDGenieMCP Integration

0 likes · 27 min read

Exploring JoyAgent‑JDGenie: Core Workflow and Prompt Engineering (Part 2)

Ubiquitous Tech

Jul 26, 2025 · Artificial Intelligence

How to Deploy ByteDance’s Open‑Source Coze AI Agent Platform for Personal and Enterprise Use

This article walks through ByteDance’s open‑source Coze AI Agent platform—its components, Apache‑2.0 license, Golang backend and React/TypeScript frontend architecture, Docker‑Compose deployment steps, model configuration, container startup, UI access, and the practical benefits it brings to developers and enterprises.

AI AgentCozeDocker

0 likes · 21 min read

How to Deploy ByteDance’s Open‑Source Coze AI Agent Platform for Personal and Enterprise Use

Ubiquitous Tech

Jul 23, 2025 · Artificial Intelligence

How to Set Up JoyAgent‑JDGenie on macOS – Lesson 1

This article introduces JD's open‑source general‑agent project JoyAgent‑JDGenie, outlines its multi‑agent architecture and key features, and provides a step‑by‑step guide for configuring the required macOS environment, including frontend, backend, and Python services, to get the system up and running.

General AI AgentJoyAgent-JDGenieMCP

0 likes · 12 min read

How to Set Up JoyAgent‑JDGenie on macOS – Lesson 1

Ubiquitous Tech

Jul 14, 2025 · Artificial Intelligence

How to Craft Human‑like RAG Prompts for AI Customer Service

This article explains why prompt engineering is essential for turning large‑language‑model‑driven chatbots into empathetic assistants, outlines a 5W1H framework for designing structured prompts, provides concrete travel‑assistant examples, and shares practical techniques and tools such as Prompt Optimizer to improve RAG reliability.

AI Customer ServiceAI ToolsChatbot

0 likes · 25 min read

How to Craft Human‑like RAG Prompts for AI Customer Service