Articles by Tag #validation
Browse our collection of articles on various topics related to IT technologies. Dive in and explore something new!
XML Schema Validation 1.1 in Java
This week, I received an interesting task: dusting off a legacy Java application. The application...
Welcome Sury - The fastest schema with next-gen DX 🚀
Recently I wrote a comprehensive article about a JavaScript Schema library from the future where I...
Help Validate: A GitHub Project Matching Tool for Developers
I've been noticing a lot of developers asking the same question: "How do I find open-source projects...
How to Handle Validation Errors in Symfony the Right Way
Introduction Handling validation errors is something every Symfony API needs — yet it...
Porting Zod to C#: ZodSharp – A Zero-Allocation, High-Performance Schema Validation Library for .NET
Porting Zod to C#: ZodSharp – A Zero-Allocation, High-Performance Schema Validation Library...
Refined Types in Rust: Parse, Don't Validate
Originally published on Entropic Drift The String Problem How many times have you seen...
Stillwater 1.0: Pragmatic Effect Composition and Validation for Rust
Originally published on Entropic Drift I'm proud to announce the release of stillwater 1.0, a...
SwiftUI Forms, Validation & Focus Flow Architecture (Production-Grade)
Forms look simple — until they aren’t. Once you add: multiple fields validation rules async...
I built a library to define DTOs, Validation, and Schema in one place. Thoughts?
I've been working on a new project called FluentSchema and would love to get your feedback on the...
Zod vs Yup vs TypeBox: The Ultimate Schema Validation Guide for 2025
Stop guessing your data's shape. Master Zod, Yup, and TypeBox to build bulletproof, type-safe TypeScript applications in 2025. Learn the latest features now.
Practical Next.js Form Validation with @teonord/validator
Form validation doesn't need to be complicated. In this tutorial, I'll show you how to implement...
Stop Writing Regex for Indonesian IDs, Phones & Currency
Building apps for the Indonesian market? You've probably wasted hours writing regex for NIK...
Validating a CLI to sync env vars - would you pay $79?
The Problem Every Developer Faces Setting up a new project? Here's the ritual: Step 1:...
Why I Test Demand Before I Build (and You Probably Should Too)
How testing demand before building can save months of wasted work — and how JoinWaitlist.dev helps indie founders validate ideas fast.
Java Records Constructor Validation: Beyond the Boilerplate
Java Records, finalized in Java 16, provide a concise way to create immutable data carriers. But what...
Record Companion: Simple Builder Pattern for Java Records
Building on the foundation of clean record validation Java Records transformed how we handle...
How to validate fetched response
What's the problem We usually check what the user sends to our server when developing a form in...
Building Auth Validation: 5 Lessons on Making Error Messages Actually Helpful
Why you should care You're building a tool that connects to multiple external services....
Blazilla: FluentValidation Integration for Blazor Forms
Form validation is a critical aspect of any web application, and Blazor developers have long sought a...
`XmlFluentValidator`: Code-First XML Validation That Stays Close to Your Rules
XmlFluentValidator: Code-First XML Validation That Stays Close to Your Rules XML is still...
That Ego-Check Moment When You Discover Someone Already Built Your "Unique" Idea... But Way Better
We've all been there: you're in the shower, or on a walk, and BOOM—the "million-dollar idea" strikes....
Hacking Hono: The Ins and Outs of Validation Middleware
Hono’s type system is one of its greatest strengths. If you don’t take some time to understand the...
🚫My Spring Boot API Accepted Invalid Data…. Until I Learned Input Validation
When I first built REST APIs in Spring Boot, I trusted the client. Big mistake. Suddenly: Empty...
Building Type-Safe APIs with itty-spec: A Contract-First Approach
Define your API contract once, get type-safe handlers, automatic validation, and OpenAPI docs. itty-spec makes building robust APIs effortless.
CLI Validation Patterns with Maybe Monads
CLI Validation Patterns with Maybe Monads CLI input validation typically scatters error...
Zod vs Yup: Choosing the Right Validation Library for Your Frontend Project
In the world of frontend development, data validation plays a crucial role in building robust and...
Kneel Before Zod!
TypeScript has changed the game for JavaScript developers by adding static type checking, but it...
Validation Is Your API’s First Line of Defense
TypeScript gives developers confidence, but it does nothing to protect your API at runtime. Every...
Stillwater Validation for Rustaceans: Accumulating Errors Instead of Failing Fast
Originally published on Entropic Drift The Problem with Result for Validation Most...
How to Validate Business Ideas in Just 5 Minutes
Hi, If you have ever wondered what it would be like to create something that was invented in your...