validation

How to use Twitter Bootstrap popovers for jQuery validation notifications?

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This is a hands-on example: $(‘form’).validate({ errorClass:’error’, validClass:’success’, errorElement:’span’, highlight: function (element, errorClass, validClass) { $(element).parents(“div[class=”clearfix”]”).addClass(errorClass).removeClass(validClass); }, unhighlight: function (element, errorClass, validClass) { $(element).parents(“.error”).removeClass(errorClass).addClass(validClass); } }); It doesn’t really use bootstrap popovers, but it looks really nice and is easy to achieve. UPDATE So, to have popover validation you can use this code: $(“form”).validate({ rules … Read more

how to validate a URL / website name in EditText in Android?

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Short answer Use WEB_URL pattern in Patterns Class Patterns.WEB_URL.matcher(potentialUrl).matches() It will return True if URL is valid and false if URL is invalid. Long answer As of Android API level 8 there is a WEB_URL pattern. Quoting the source, it “match[es] most part of RFC 3987”. If you target a lower API level you could … Read more

Is div inside list allowed? [duplicate]

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Yes it is valid according to xhtml1-strict.dtd. The following XHTML passes the validation: <?xml version=”1.0″?> <!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Strict//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd”> <html xmlns=”http://www.w3.org/1999/xhtml” xml:lang=”en” lang=”en”> <head> <meta http-equiv=”Content-Type” content=”text/html; charset=utf-8″ /> <title>Test</title> </head> <body> <ul> <li><div>test</div></li> </ul> </body> </html>

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

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If you are strictly using the HTTP authentication framework provided by RFC 7235 for your REST API, the correct HTTP code would actually be 401. From the RFC: The 401 (Unauthorized) status code indicates that the request has not been applied because it lacks valid authentication credentials for the target resource. The server generating a … Read more

Struts Web Application: Reusable Validation Client-Side & Server-Side

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Server side validation is mandatory : the request can come from a modified webpage, for example with rules altered with FireBug or any kind of DevTools. Or even easier, the request can be crafted by a malicious user, coming from a page (or a javascript block, or else) created ad-hoc, completely bypassing your page. Think … Read more

Angular form validation ng-disabled not working

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You’re missing ng-model on every field of your form. Keep in mind when you mention ng-model on any form field at that time ng-model creates the extra objects inside form name object with that specific name attribute which then considered while form validation like $error, $valid, $invalid, etc. As your form name is blgoPost, when … Read more

Swift – validating UITextField

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Alternatively, you can use this, which is called every time a key is pressed: name1.addTarget(self, action: “textFieldDidChange:”, forControlEvents: UIControlEvents.EditingChanged) name2.addTarget(self, action: “textFieldDidChange:”, forControlEvents: UIControlEvents.EditingChanged) name3.addTarget(self, action: “textFieldDidChange:”, forControlEvents: UIControlEvents.EditingChanged) name4.addTarget(self, action: “textFieldDidChange:”, forControlEvents: UIControlEvents.EditingChanged) func textFieldDidChange(textField: UITextField) { if name1.text?.isEmpty || name2.text?.isEmpty || name3.text?.isEmpty || name4.text?.isEmpty { //Disable button } else { //Enable button } … Read more