New posts in validation

Right HTTP status code to wrong input

How to set HTML5 required attribute in Javascript?

Easy way to test a URL for 404 in PHP?

Spring MVC: How to perform validation?

Email Validation - Regular Expression [duplicate]

Validate Canadian Postal Code using regex

Why is client-side validation not enough?

Tool to generate JSON schema from JSON data [closed]

Check whether an input string contains a number in javascript

How to validate inputs dynamically created using ng-repeat, ng-show (angular)

No grammar constraints (DTD or XML schema) detected for the document

Validation of Canadian postal code fails when whitespace inside

jQuery add required to input fields

Trying to Validate URL Using JavaScript

Manually Triggering Form Validation using jQuery

What's the longest possible worldwide phone number I should consider in SQL varchar(length) for phone

How can I listen to the form submit event in javascript?

Using the HTML5 "required" attribute for a group of checkboxes?

Validation of file extension before uploading file

Testing pointers for validity (C/C++)