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Review the following code and provide: 1. Security vulnerabilities (rate severity: Critical/High/Medium/Low) 2. Performance bottlenecks 3. Code smell & anti-patterns 4. Missing error handling 5. Test coverage gaps 6. Refactored version with explanations 7. Best practice recommendations Code language: [LANGUAGE] ``` [PASTE CODE HERE] ```

I have a bug in my [LANGUAGE] code. Help me debug it systematically: Error message: [ERROR] Expected behavior: [EXPECTED] Actual behavior: [ACTUAL] ``` [CODE] ``` Please: 1. Identify the root cause 2. Explain why this error occurs 3. Provide the fixed code 4. Suggest how to prevent this in the future

Review and optimize the following SQL query for performance: ```sql [PASTE YOUR QUERY HERE] ``` Database: [MySQL/PostgreSQL/SQLite/MSSQL] Table sizes: [approximate row counts] Current execution time: [if known] Provide: 1. Analysis of performance issues 2. Index recommendations (with CREATE INDEX statements) 3. Rewritten optimized query 4. EXPLAIN plan interpretation 5. Any schema changes that would help 6. Estimated performance improvement

Act as a senior software engineer conducting a technical interview for [ROLE] at [COMPANY_LEVEL: FAANG/Startup/Mid-size]. Ask me one coding/system design question at a time. After I answer: 1. Score my answer (1-10) with reasoning 2. Point out gaps or improvements 3. Show the optimal solution if mine was suboptimal 4. Ask a follow-up question Focus areas: [DATA_STRUCTURES/ALGORITHMS/SYSTEM_DESIGN/BEHAVIORAL] Difficulty: [EASY/MEDIUM/HARD]

Create a comprehensive SEO-optimized blog post outline for the topic: [TOPIC]. Include: 1. An engaging H1 title with primary keyword 2. Meta description (155 chars max) 3. Introduction hook 4. 5-7 H2 sections with H3 subsections 5. Key takeaways 6. FAQ section with 5 questions 7. Conclusion with CTA Target keyword: [KEYWORD] | Word count target: [COUNT]

Write a complete, high-converting landing page copy for: Product: [PRODUCT] Core value proposition: [VALUE_PROP] Target customer: [CUSTOMER] Main pain point solved: [PAIN_POINT] Price point: [PRICE] Include: - Above-the-fold headline + subheadline - 3 benefit sections (not features) - Social proof section placeholder - Objection handling (3 FAQs) - Primary CTA (3 variations) - Footer trust signals Tone: [TONE]

Write compelling marketing copy for: [PRODUCT NAME] Product details: [DETAILS] Target audience: [AUDIENCE] Key benefits: [BENEFITS] Tone: [professional/casual/exciting] Provide: - Headline (under 10 words) - Subheadline - 3 bullet points of key benefits - Social proof placeholder - CTA button text (3 options) - 280-character Twitter/X version

Write a full YouTube script for a [LENGTH: short 3-5min / standard 8-12min / long 15-20min] video: Topic: [TOPIC] Channel niche: [NICHE] Target viewer: [AUDIENCE] Desired outcome: [VIEWER_TAKEAWAY] Format: - Hook (first 30 seconds — pattern interrupt) - Intro with credibility + what they will learn - [3-5] main sections with transitions - B-roll/visual cues in brackets - Call to action - End screen script Style: [EDUCATIONAL/ENTERTAINING/STORY-DRIVEN]