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validation

validation

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by Edwyn Amador
Handles and validates input typing and pressed keys in TextBox, RichTextBox and ComboBox, displaying custom balloon tips messages
by Tadit Dash (ତଡିତ୍ କୁମାର ଦାଶ)
In this blog, we will explore a trick to validate whether any CheckBox inside one CheckBoxList is checked or not.
by vladimir husnullin
Web development using JSON is simple
by Chris Copeland
A managed library for automated dependency injection, contract validation, and custom aspect-oriented decorator implementations

Latest Articles

by siliconvideo
This StringBox control implements keystroke validation using regular expressions and a touch of glue logic
by Chris Copeland
A managed library for automated dependency injection, contract validation, and custom aspect-oriented decorator implementations
by siliconvideo
A NumberBox class for number entry, display, range limits and keystroke validation including binary
by kr.is
How to create a simple validation attribute using C#

All Articles

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validation 

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17 Jul 2019
Edwyn Amador
Handles and validates input typing and pressed keys in TextBox, RichTextBox and ComboBox, displaying custom balloon tips messages
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24 Nov 2015
vladimir husnullin
Web development using JSON is simple
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10 Jun 2020
Chris Copeland
A managed library for automated dependency injection, contract validation, and custom aspect-oriented decorator implementations
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11 Nov 2015
Jeroen Richters
This article describes a validation framework for MVVM based WPF controls.
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16 Dec 2016
Dilip Nandakumar
Extending Data Annotations library to support conditional validation in WPF
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22 Jul 2020
siliconvideo
This StringBox control implements keystroke validation using regular expressions and a touch of glue logic
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11 Oct 2013
ASP.NET Community
ASP.NET Validation Controls are powerful server controls that are used for validating user input.  These controls provides both server side and
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11 Oct 2013
ASP.NET Community
The CompareValidator control compares the value of one control to another, or to an explicit value in the control's ValueToCompare property.
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7 Apr 2020
siliconvideo
A NumberBox class for number entry, display, range limits and keystroke validation including binary
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19 Apr 2016
Marla Sukesh
In this article we will talk about Server Sent Events in detail.
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24 Aug 2016
Gerd Wagner
Avoiding boilerplate code for constraint validation in a JavaScript front-end web app by using the model-based framework mODELcLASSjs
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15 Apr 2013
Rahul Rajat Singh
In this article we will try to see how we can use DataAnnotations to perform validations of Model classes in an ASP.NET MVC application.
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25 Jun 2013
Gazmend Jakupi
Tutorial for developing in PHP
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25 Jun 2015
Gerd Wagner
Learn how to develop front-end web apps with responsive (HTML5) constraint validation using plain JavaScript. Do not use any framework/library (like jQuery or Angular), which just create black-box dependencies and overhead, and prevent you from learning how to do it yourself.
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11 May 2011
Super Lloyd
A much simpler composite application library.
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22 Jun 2012
Rahul Rajat Singh
This article describes some reusable JavaScript functions that can be used to create the input fields which accept some specific type of data. It also provides functions to validate the data.
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30 Jul 2012
Mike-MadBadger
A tour of various methods for protecting against PHP mail header injection and e-mail validation
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19 Apr 2016
Marla Sukesh
Welcome to day 1 of Learn HTML 5 in 3 days article series
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15 Feb 2016
Oğuzhan Soykan
Automated monkey or specific validations for WCF or REST services with Fluentvalidation and CastleWindsor
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28 Jul 2010
Christian Kleinheinz
Using the VIES VAT number validation service provided by the European Commission's Taxation and Customs Union Directorate-General.
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23 Sep 2010
Ronald Partridge
Enhances your ASP.NET forms with fancy highlighting and combining validation groups
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29 Aug 2017
Valerii Tereshchenko
Asynchronous validation for MVVM(WPF)
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8 May 2017
Habibur Rony
How to write the test method name, guideline for the naming convention, body structure inside the test method, and why need object mocking in the test method for unit testing.
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12 Aug 2014
Talal Tayyab
Declaration of conditional logic for Data annotation validation attributes
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19 Jun 2012
A. Ganzer
Validation of input made as easy as possible for Windows.Forms, WPF, console-applications or any other purposes
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6 Aug 2010
Wayne Gaylard
Validating user input in a WPF MVVM Application using the IDataErrorInfo Interface
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19 Jan 2016
Suraj Pant
Create custom validation in ASP.Net MVC application through data annotation and get customized error messages from XML file.
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2 Jul 2012
Henning Dieterichs
This library provides a MSBuild task for compile time validation of units of measurement within C# code.
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11 Oct 2013
ASP.NET Community
Garbage in, garbage out. You can avoid data cleanup tasks on the backend by avoiding bad data coming in.  ASP.NET validation controls and third party
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11 May 2015
Shivprasad koirala
In this short article, we will discuss how C# DataAnnotation library helps us to do validations.
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14 Apr 2013
Nestor Marsollier
A point of view about business validations on enterprise applications
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12 Dec 2010
outcoldman
An article about Silverlight validation: DataAnnotations and ValidatesOnExceptions, IDataErrorInfo and INotifyDataErrorInfo.
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27 Oct 2017
Stefan Vincent Haug
Getting started with jQuery validation and setting up culture specific validation in ASP.NET Core 2.0
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6 Jun 2012
abhinav_soni
Very simple XML based framework for client and server side validation frameworks in Java.
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11 Oct 2013
ASP.NET Community
The RequiredFieldValidator control is used to ensures that a input field is not skiped inthe entry. The control fails validation if the value it
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11 Oct 2013
ASP.NET Community
The RegularExpressionValidator control confirms that the entry matches a pattern defined by a regular expression. This type of validation allows you
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11 Oct 2013
ASP.NET Community
The CompareValidator control compares the value of one control to another, or to an explicit value in the control's ValueToCompare property.
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11 Oct 2013
ASP.NET Community
A ValidationSummary control is displayed when the IsValid property of the page is false. It "polls" each of the validation controls on the page and
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11 Oct 2013
ASP.NET Community
The customvalidator control allows writing custom validation for a control. So, if the others validators: RangeValidator, RequiredFieldValidator,
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11 Oct 2013
ASP.NET Community
 Today I will show you the message bar which I normally used to display the standard place to display the messages like confirmation, errors,
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11 Oct 2013
ASP.NET Community
This article explains how to make validation on checkboxes and remember the selected checkboxes' values in DataGrid/GridView etc, together. This will
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11 Oct 2013
ASP.NET Community
It is better to use javascript functions for validating numeric values rather than Validation Controls.We can restrict a textbox to allow only
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21 Jul 2010
uncager
Presents methods to handle some of the trickier aspects of MVVM, including error message localization, multi-control validation, validation with multiple instances of a View, and whole-View validation.