New posts in validation

How do I make a checkbox required on an ASP.NET form?

Min/Max-value validators in asp.net mvc

Implement Validation for WPF TextBoxes

Possible to have `validate` fail on not specified elements?

Rails: how do I validate that something is a boolean?

Validating user's UTF-8 name in Javascript

How to add validation to my POCO(template) classes

What's the appropriate HTTP status code to return if a user tries logging in with an incorrect username / password, but correct format?

Limit number of lines in textarea and Display line count using jQuery

Date validation with ASP.NET validator

Laravel unique validation on multiple columns

In Hibernate Validator 4.1+, what is the difference between @NotNull, @NotEmpty, and @NotBlank?

How do you remove invalid hexadecimal characters from an XML-based data source prior to constructing an XmlReader or XPathDocument that uses the data?

Python - Validating Schemas, trying to require a field

Laravel update model with unique validation rule for attribute

Get all validation errors from Angular 2 FormGroup

Use ASP.NET MVC validation with jquery ajax?

javax.validation.ValidationException: HV000183: Unable to load 'javax.el.ExpressionFactory'

Validate JAXBElement in JPA/JAX-RS Web Service

Regular expression for URL validation (in JavaScript)