Tag: validation

3460 How to validate an email address in JavaScript? 2008-09-05T16:10:11.093

2997 How to validate an email address using a regular expression? 2008-10-14T14:14:34.980

2193 Validate decimal numbers in JavaScript - IsNumeric() 2008-08-20T14:21:13.793

1356 A potentially dangerous Request.Form value was detected from the client 2008-09-17T10:58:14.253

1014 How does the SQL injection from the "Bobby Tables" XKCD comic work? 2008-12-01T21:50:10.220

854 (Built-in) way in JavaScript to check if a string is a valid number 2008-10-06T19:12:52.413

847 A comprehensive regex for phone number validation 2008-09-23T20:13:42.937

829 What is the maximum length of a valid email address? 2008-12-22T13:57:54.060

824 How to allow only numeric (0-9) in HTML inputbox using jQuery? 2009-06-15T09:22:07.560

508 An invalid form control with name='' is not focusable 2014-03-03T13:29:20.273

442 Check if inputs are empty using jQuery 2009-12-06T06:34:25.260

440 Which characters make a URL invalid? 2009-10-10T13:10:51.963

425 Asking the user for input until they give a valid response 2014-04-25T13:31:47.347

376 Disable validation of HTML5 form elements 2010-06-22T04:53:09.847

351 How do I remove javascript validation from my eclipse project? 2010-06-28T11:20:39.947

321 What's an appropriate HTTP status code to return by a REST API service for a validation failure? 2009-12-24T22:34:52.157

313 Email validation using jQuery 2010-03-24T10:58:34.060

258 XML Schema (XSD) validation tool? 2008-09-24T01:19:54.137

248 What is the best Java email address validation method? 2009-03-08T23:51:47.783

246 How to validate an e-mail address in swift? 2014-08-24T11:15:58.583

240 HTML5 form required attribute. Set custom validation message? 2011-03-11T11:40:29.383

239 What's the best way to validate an XML file against an XSD file? 2008-08-19T04:59:04.750

224 How can I conditionally require form inputs with AngularJS? 2012-11-20T03:24:40.180

223 jQuery: what is the best way to restrict "number"-only input for textboxes? (allow decimal points) 2009-05-21T07:04:48.677

223 How to force a html5 form validation without submitting it via jQuery 2012-08-08T14:37:43.427

222 Regex match one of two words 2011-07-28T18:00:58.313

219 Cross field validation with Hibernate Validator (JSR 303) 2009-12-29T04:33:46.233

208 JavaScript file upload size validation 2010-09-15T12:58:42.847

207 Check if a number has a decimal place/is a whole number 2010-02-20T22:48:10.460

195 How to check whether a string is a valid HTTP URL? 2011-09-28T05:48:08.033

195 HTML5: number input type that takes only integers? 2012-01-10T18:35:39.967

184 Regex Email validation 2011-03-17T16:49:56.693

184 What's the valid way to include an image with no src? 2011-04-25T05:24:20.843

181 Validate uniqueness of multiple columns 2011-02-02T05:05:31.957

179 Do I really need to encode '&' as '&'? 2010-08-16T13:09:49.093

177 Checking if the string is empty 2009-04-05T14:18:11.697

176 How to test valid UUID/GUID? 2011-10-26T16:40:49.257

174 No grammar constraints (DTD or XML schema) detected for the document 2010-12-29T05:47:47.140

172 rails 3 validation on uniqueness on multiple attributes 2010-07-18T15:27:16.493

166 Validating email addresses using jQuery and regex 2010-05-18T09:16:39.117

166 Ruby on Rails Callback, what is difference between :before_save and :before_create? 2011-06-06T08:37:20.690

161 What's the longest possible worldwide phone number I should consider in SQL varchar(length) for phone 2009-04-06T23:04:40.330

161 How to validate inputs dynamically created using ng-repeat, ng-show (angular) 2012-08-20T19:58:37.657

159 How can I check if a single character appears in a string? 2009-02-03T05:38:42.737

157 Better way to check variable for null or empty string? 2008-12-19T15:24:37.677

151 How do I stop Chrome from yellowing my site's input boxes? 2008-10-06T20:02:55.183

151 Set Value of Input Using Javascript Function 2011-04-18T08:45:59.157

151 Angularjs prevent form submission when input validation fails 2013-04-28T13:03:18.797

150 JavaScript: client-side vs. server-side validation 2008-10-02T13:09:15.040

148 Is div inside list allowed? 2009-12-16T14:43:11.687

146 UK Postcode Regex (Comprehensive) 2008-10-02T23:05:03.907

141 Easy way to test a URL for 404 in PHP? 2009-01-03T00:44:25.593

140 Spring MVC: How to perform validation? 2012-08-27T17:04:53.093

139 How do I get the collection of Model State Errors in ASP.NET MVC? 2009-02-21T16:17:50.493

137 C# Sanitize File Name 2008-11-21T17:04:40.423

137 Email address validation using ASP.NET MVC data type attributes 2013-05-23T10:52:06.617

132 How to validate IP address in Python? 2008-11-25T23:40:45.880

132 Using the HTML5 "required" attribute for a group of checkboxes? 2011-06-02T18:11:56.260

131 What is jQuery Unobtrusive Validation? 2012-07-18T05:41:37.493

129 What is ModelState.IsValid valid for in ASP.NET MVC in NerdDinner? 2009-05-19T06:42:44.403

129 Rails 3: "field-with-errors" wrapper changes the page appearance. How to avoid this? 2011-03-11T01:23:54.503

125 How can I change or remove HTML5 form validation default error messages? 2012-04-28T07:16:14.550

125 What is the minimum valid JSON? 2013-08-24T14:08:50.983

121 Validation of radio button group using jQuery validation plugin 2008-11-10T10:47:47.480

117 PHP validation/regex for URL 2008-10-15T19:24:51.280

117 ASP.NET MVC Conditional validation 2010-03-10T13:19:44.857

115 In C# check that filename is *possibly* valid (not that it exists) 2009-01-07T21:06:56.670

114 jQuery add required to input fields 2013-10-03T18:38:18.660

113 How to check whether a given string is valid JSON in Java 2012-04-16T13:16:20.347

111 Detecting WPF Validation Errors 2008-09-24T14:22:10.700

111 Rails: What's a good way to validate links (URLs)? 2011-08-23T21:38:07.527

110 Right HTTP status code to wrong input 2011-10-29T13:18:05.203

109 Use ASP.NET MVC validation with jquery ajax? 2012-12-22T19:16:41.433

109 How to get the raw value an <input type="number"> field? 2013-09-17T14:10:53.900

108 How to validate an Email in PHP? 2011-05-02T10:02:04.437

108 What is the minimum length of a valid international phone number? 2013-02-15T12:38:33.277

107 Checking if form has been submitted - PHP 2011-10-10T10:28:55.270

107 Bad value X-UA-Compatible for attribute http-equiv on element meta 2013-01-07T15:09:58.820

106 How do I make a checkbox required on an ASP.NET form? 2009-08-04T15:15:56.080

103 Allow User to input HTML in ASP.NET MVC - ValidateInput or AllowHtml 2010-09-01T19:04:34.727

102 Rails: how do I validate that something is a boolean? 2010-08-31T10:20:42.810

99 In Hibernate Validator 4.1+, what is the difference between @NotNull, @NotEmpty, and @NotBlank? 2013-06-16T20:18:23.150

98 WPF Data Binding and Validation Rules Best Practices 2008-09-15T14:56:37.410

98 How to update attributes without validation 2010-06-08T15:27:58.703

97 Validate a DateTime in C# 2008-12-16T17:16:15.400

97 jQuery Validate - require at least one field in a group to be filled 2009-08-19T16:08:12.203

95 What's the state of the art in email validation for Rails? 2009-07-20T23:53:58.087

95 Rails - Validate Presence Of Association? 2011-04-16T21:58:49.547

95 How can I listen to the form submit event in javascript? 2011-09-14T00:37:41.540

92 regular expression for first and last name 2010-03-05T09:36:57.393

92 Where should Rails 3 custom validators be stored? 2011-03-10T17:14:33.983

92 validation custom message for rails 3 2011-03-22T04:25:14.417

92 A simple jQuery form validation script 2013-02-25T04:46:43.070

90 AngularJS: Is there any way to determine which fields are making a form invalid? 2013-08-16T20:35:58.330

89 AngularJS <input> validation with no enclosing <form> 2014-02-28T15:00:05.367

87 Validating URL in Java 2009-10-21T11:38:53.227

87 A non well formed numeric value encountered 2011-05-26T09:30:22.063

87 Min/Max-value validators in asp.net mvc 2011-08-31T12:12:13.913

85 Validating with an XML schema in Python 2008-11-18T17:59:56.850