validation

Force validation on bound controls from XAML?

There is a very similar question already posted. In fact, the result of the answer in that post is exactly what I'm after, but I have no codebehind to place that code in. All of our logic is encapsulated in a ViewModel. Since the ViewModel is not supposed to have direct references to specific visual elements, this code cannot exist there...

Display a success message to user in a SharePoint Document Library after validation in ItemAdding Event

When validating a document in the ItemAdding event there are many ways to display errors to the user, but there doesn't seem to be a way to display successes to user, like a validation was successful. An info message to the user at the top of document library would be great. public class MyItemEventReceiver : SPItemEventReceiver { p...

Advanced JQuery Validation: Avoiding Validations on Certain Conditions

I'm making a form that I'm using the amazing JQuery validation plugin for (http://docs.jquery.com/Plugins/Validation/). This form allows people to make donations and to specify if they will be paying by cheque or credit card. I use radio buttons to show either the credit card asp panel, or the cheque asp panel. My rules and messages...

C# validating data in multiple text boxes?

I have a C# form with multiple text boxes. Before proceeding I need to validate the inputs in the each text box. If my validation rule for each text box is same, Do I have any way to apply the same rule for all the fields at once. And my desired output is same. (I want to change the backcolour of the relevant textbox into pink) I mean I ...

How to remove Field Names in validates_presence_of on rails Model

How to remove Field Name in validates_presence_of on rails Model for the following coding validates_presence_of :address, :attributes => true, :discard_if => :invalid?, :on => :save, :message=> "Invalid Address" and the Output is Address Invalid address and I don't want Address field in this validation Please Help me to solve th...

Validation in Silverlight

how to validate the input form of a silverlight control? I have 3 controls, two out of three are text boxes (For name, and Age), and the remaining one control is date picker. When i hit submit button, the validation should be invoked. how it will done?? thanks in advance. ...

jQuery - Multiple Field Blur

I'm working on some form validation using jQuery, validating each field onblur. Everything is working great, except when I have grouped (dependent) fields. What I'm looking for is a way to validate these fields only once all of them have been blurred. They can either be grouped as a collection of jQuery objects, or as children of a conta...

XML Schema validation

Why won't this xml schema validate ? Visual studio says that the simpleContent tag is an invalid tag. If I then remove the attribute it says that the base type for my restriction is undefined in http://www.w3.org/2001/XMLSchema <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" > <xs:complexType name="Person"> <xs:at...

Validating date formats in rails

My simple date validation regex is not working correctly... validates_format_of :dob, :with => /\d{2}\/\d{2}\/\d{4}/, :message => "^Date must be in the following format: mm/dd/yyyy" What am I missing here? I'm trying to validate that a date is in the following format: mm/dd/yyyy - When I enter what should be valid data, I still get th...

Can I simplify/optimise this Jquery code at all?

Hi guys, I've wrote some code that will check two dates - they are split into two day inputs (#enddate-1-dd, #date-1-dd), two month inputs (#enddate-1-mm, #date-1-mm) and two year inputs (#enddate-1, #date-1) I wanted to check first of all that they're all actually numbers, but then I wanted to check each one to make sure it's in a dat...

How do I validate email address formatting with the .NET Framework?

I want a function to test that a string is formatted like an email address. What comes built-in with the .NET framework to do this? This works: Function IsValidEmailFormat(ByVal s As String) As Boolean Try Dim a As New System.Net.Mail.MailAddress(s) Catch Return False End Try Return True End Function ...

Regular Expression Validate() yields NullReference(ASP.NET)

I am having problems using a ASP.NET Regular Expression Validator on text boxes. This is a condensed version of my code: RegularExpressionValidator regex = new RegularExpressionValidator(); regex.ID = "TextBoxRegExValidator" + ((AVPEditControl)avpControl).ThisFieldRID.ToString(); //random name regex.ControlToValidate = ((AVPEditC...

How to force page validation on Page_load.

I have a situation where i need the validators to fire on a page when it is loaded. But when i run Page.Validate(); the validators are not fired. I here this is because you cant do validation this early. Is there away around this? ...

Should the MVVM ViewModel perform type conversion/validation?

Hi We're just getting into MVVM in WPF. We have implemented our ViewModels with 'strongly typed' properties (int, double? etc.) that we bind to in the view. Type conversion works OK, mostly, and so entering data is simple enough. But we run into problems with validation. If, say, a non-numeric value is entered in a text box bound to ...

Basic javascript loop/validation question

So im trying to perform a basic validation to check if a field is empty. I want to do it in a loop.. <input type="text" size="25" name="q170_Name" class="text" value="" id="q170" maxlength="100" maxsize="100" /> function validateMe() { var dropdowns = ["q170","q172","q173","q174","q175","q176","q177"]; var totalz = (dropdowns.length);...

jquery validation rules and a weird IE7 error

I have the following validation: phone1: { required: { depends: "#pri_noPhone:not(:checked)" }, number: true, minlength:3, }, If a checkbox is checked (yes, contact me via phone) then go validate the phone1, phone2 and phone3. In FF and Firebug, there are no errors. However, IE7 throws an error saying: a...

HTML Validator in Javascript/PHP? ( not necessarily XML )

I'm looking for something like http://validator.nu/, I'll be validating html input ( string ) and I want to notify the user if there are any missing end tags, whether a certain element can't have a certain attribute, things of that nature ( HTML 4.01 Strict validation basically ). Sidenote: I won't be dealing with XML/DTDs, and I don't ...

Question about arbitrary validation in JSF

Hey, I have this a field: <h:inputText id="email" value="#{user.user.email}" title="Email" validator="#{user.user.validateEmail}"/> The validateEmail method checks if the email address's length is greater than 0, if not, it throws an exception. I thought this would work, but sadly the method is called only if you enter a value. Why? ...

another jquery validation - birthdate must be between 18 and 120

I have seen some examples where the birthdate is broken into month, day, and year. Without breaking it up, how can i run a validation for a birthdate field? <input type="text" name="birthdate" id="birthdate"/> currently, i only have: ... birthday: { required:true, date:true }, ... I tried doing an ajax cal...

CompareValidator date format

Hi, I have an ajax calendar control that I specified the date format to be yyyy-MM-dd. Is it possible to have the comparevalidator validate that type of date sepcifically and have it fail for everything else? right now it seems to only take dd-MM-yyyy. Thanks. ...