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Java One

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Latest from Java One

48 recent articles
Java One
Java One
Apr 20, 2026 · Artificial Intelligence

From Bad Prompts to 9.5 Scores: A Step‑by‑Step Prompt Engineering Guide

This article walks through an iterative prompt‑engineering workflow—starting with a weak baseline, applying four concrete techniques (clarity & directness, specificity, XML structuring, and examples), evaluating each change with a PromptEvaluator, and showing how scores jump from 3.4 to over 9.5 using real code snippets and concrete data.

AIClaudeEvaluation
0 likes · 20 min read
From Bad Prompts to 9.5 Scores: A Step‑by‑Step Prompt Engineering Guide
Java One
Java One
Apr 13, 2026 · Artificial Intelligence

How to Build a Complete Prompt Evaluation Pipeline for Reliable AI Outputs

This guide walks you through constructing a full prompt‑evaluation workflow—from drafting prompts and generating a test dataset to running Claude, scoring responses with model‑ and code‑based metrics, and iterating until your prompts are data‑driven and trustworthy.

AI modelClaudecode scoring
0 likes · 25 min read
How to Build a Complete Prompt Evaluation Pipeline for Reliable AI Outputs
Java One
Java One
Apr 8, 2026 · Artificial Intelligence

Master Claude API: From Model Selection to Streaming Responses

This guide walks you through Claude Code model choices, secure API key handling, Python SDK setup, request construction, multi‑turn conversation management, system prompts, temperature tuning, response streaming, and extracting clean structured data such as JSON, all with practical code examples and diagrams.

Claude APIMulti-turn ConversationPython
0 likes · 31 min read
Master Claude API: From Model Selection to Streaming Responses
Java One
Java One
Apr 3, 2026 · Artificial Intelligence

Can You Pass the Claude Code Official Tutorial Quiz? Test Your Knowledge

This article presents an eight‑question quiz covering Claude Code’s tool system limitations, GitHub integration permissions, planning vs. thinking modes, Claude.md file types, custom command creation, hook behavior, and hook purposes, followed by the correct answer key for self‑assessment.

AI Coding AssistantClaude CodeQuiz
0 likes · 6 min read
Can You Pass the Claude Code Official Tutorial Quiz? Test Your Knowledge
Java One
Java One
Mar 31, 2026 · Artificial Intelligence

Master Claude Code Hooks: PreToolUse & PostToolUse for Secure AI Workflows

This guide explains how to use Claude Code hooks—PreToolUse and PostToolUse—to run custom commands before or after tool execution, configure them in global or project settings, and implement practical examples such as blocking .env file access, type‑checking TypeScript, and preventing duplicate queries.

AI automationClaude CodePostToolUse
0 likes · 20 min read
Master Claude Code Hooks: PreToolUse & PostToolUse for Secure AI Workflows
Java One
Java One
Mar 28, 2026 · Artificial Intelligence

Building a Vector‑Free RAG System with Hierarchical Page Indexing

This guide explains how to create a retrieval‑augmented generation (RAG) system that avoids embeddings by converting documents into a hierarchical tree, using an LLM to navigate, summarize, and retrieve answers, complete with a full Python implementation and a GitHub repository.

Hierarchical IndexingLLMPython
0 likes · 15 min read
Building a Vector‑Free RAG System with Hierarchical Page Indexing
Java One
Java One
Mar 28, 2026 · Artificial Intelligence

Five Core Design Patterns for Building Robust AI Agents with Google ADK

This guide translates Google Cloud Tech's Agent Skills design patterns, detailing five reusable architecture patterns—Tool Wrapper, Generator, Reviewer, Inversion, and Pipeline—that help developers create modular, maintainable, and composable AI agents using the Agent Development Kit (ADK).

AI AgentGoogle ADKInversion
0 likes · 16 min read
Five Core Design Patterns for Building Robust AI Agents with Google ADK
Java One
Java One
Mar 27, 2026 · Operations

Automate Code Reviews with Claude Code: GitHub Integration Guide

This step‑by‑step tutorial shows how to integrate Claude Code with GitHub, configure the required GitHub App, set up GitHub Actions workflows for Issue mentions and Pull Request reviews, add necessary secrets, customize prompts, and adapt the setup for GLM models, turning Claude into an automated code‑review assistant.

AI code reviewClaudeGitHub Actions
0 likes · 10 min read
Automate Code Reviews with Claude Code: GitHub Integration Guide