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Designing Idempotent Bulk Import Pipelines (E.164, VIN, and the Rest)

Designing Idempotent Bulk Import Pipelines (E.164, VIN, and the Rest)

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7 min read
Laravel + Inertia + Vue 3: Forms, Validation & File Uploads Done Right

Laravel + Inertia + Vue 3: Forms, Validation & File Uploads Done Right

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9 min read
Vanilla JavaScript validators: the algorithms behind Spanish ID documents

Vanilla JavaScript validators: the algorithms behind Spanish ID documents

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4 min read
How I replaced 200 lines of Zod refinements with 12

How I replaced 200 lines of Zod refinements with 12

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4 min read
Built a Tool to Validate Startup Ideas Using 10M Reddit Comments (And Saved Myself From Another Failed Project)

Built a Tool to Validate Startup Ideas Using 10M Reddit Comments (And Saved Myself From Another Failed Project)

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3 min read
Pydantic & Data Validation — Border Control for Python APIs (2026)

Pydantic & Data Validation — Border Control for Python APIs (2026)

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6 min read
The Startup Validation Framework That Actually Prevents Failure

The Startup Validation Framework That Actually Prevents Failure

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8 min read
JavaScript Date Parsing Fixed: New Proposal Ensures Accurate Handling of Ambiguous Date Strings

JavaScript Date Parsing Fixed: New Proposal Ensures Accurate Handling of Ambiguous Date Strings

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9 min read
How to Validate DEA Numbers Programmatically: The Check Digit Algorithm Explained

How to Validate DEA Numbers Programmatically: The Check Digit Algorithm Explained

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6 min read
Stop Writing if-checks: Refinement Types in Java 8+

Stop Writing if-checks: Refinement Types in Java 8+

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8 min read
Type-Safe, Secure HTML Form Handling: Server-Side Validation, Rendering, and File Uploads Without Client-Side JavaScript

Type-Safe, Secure HTML Form Handling: Server-Side Validation, Rendering, and File Uploads Without Client-Side JavaScript

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12 min read
@NotBlank vs @Column(nullable = false) vs @NotNull — Which one should you use?

@NotBlank vs @Column(nullable = false) vs @NotNull — Which one should you use?

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1 min read
Bridging the Gap: Strategies to Align Personal Satisfaction with External Validation in Content Creation

Bridging the Gap: Strategies to Align Personal Satisfaction with External Validation in Content Creation

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9 min read
Alpine.js Plugin for Laravel AJAX Validation Errors

Alpine.js Plugin for Laravel AJAX Validation Errors

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3 min read
Why Laravel min/max Fails on Numbers: Add the numeric Rule

Why Laravel min/max Fails on Numbers: Add the numeric Rule

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1 min read
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