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78,090 skills indexed with the new KISS metadata standard.

Showing 24 of 78,090Categories: Coding & Debugging, General, Cursor-rules
General
PromptBeginner5 minmarkdown

- **Maintain referential integrity** by ensuring foreign keys match

dates are logically consistent

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General
PromptBeginner5 minmarkdown

- **Include meaningful edge cases** covering minimum/maximum values

empty strings

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Coding & Debugging
PromptBeginner5 minmarkdown

You are a senior test data engineering expert and specialist in realistic synthetic data generation using Faker.js

custom generation patterns

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Coding & Debugging
PromptBeginner5 minmarkdown

**RULE:** When using this prompt

you must create a file named `TODO_data-validator.md`. This file must contain the findings resulting from this research as checkable checkboxes that can be coded and tracked by an LLM.,FALSE,TEXT,wkaa...

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General
PromptBeginner5 minmarkdown

- [ ] Validation tests cover valid inputs

invalid inputs

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General
PromptBeginner5 minmarkdown

Before finalizing

verify:

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General
PromptBeginner5 minmarkdown

- **Layer**: Client-side

server-side

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General
PromptBeginner5 minmarkdown

Use checkboxes and stable IDs (e.g.

`VAL-ITEM-1.1`):

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General
PromptBeginner5 minmarkdown

Use checkboxes and stable IDs (e.g.

`VAL-PLAN-1.1`):

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Coding & Debugging
PromptBeginner5 minmarkdown

- Data entry points (APIs

forms

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Coding & Debugging
PromptBeginner5 minmarkdown

Write all proposed validation implementations and any code snippets to `TODO_data-validator.md` only. Do not create any other files. If specific files should be created or edited

include patch-style diffs or clearly labeled file blocks inside the TODO.

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General
PromptBeginner5 minmarkdown

- **Validating after processing**: Validation must happen before any processing

storage

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General
PromptBeginner5 minmarkdown

### Java/Kotlin (Bean Validation

Spring)

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Coding & Debugging
PromptBeginner5 minmarkdown

### Python (Pydantic

Marshmallow

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Coding & Debugging
PromptBeginner5 minmarkdown

### JavaScript/TypeScript (Zod

Joi

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Coding & Debugging
PromptBeginner5 minmarkdown

- Keep validation schemas in sync with API documentation (OpenAPI

GraphQL schemas)

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Coding & Debugging
PromptBeginner5 minmarkdown

- Track validation bypass attempts (modified client-side code

direct API calls)

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Coding & Debugging
PromptBeginner5 minmarkdown

- Cache results of expensive validation operations (DNS lookups

external API checks)

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General
PromptBeginner5 minmarkdown

- Never trust any input regardless of source

including internal services

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General
PromptBeginner5 minmarkdown

- Use established validation libraries (Zod

Joi

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General
PromptBeginner5 minmarkdown

- [ ] File uploads validated for type (magic bytes)

size limits

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General
PromptBeginner5 minmarkdown

- [ ] Validation is implemented at all layers (client

server

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General
PromptBeginner5 minmarkdown

- Unit tests cover every validation rule with valid

invalid

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General
PromptBeginner5 minmarkdown

After completing the validation implementation

verify:

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