validation Archives - IT Nursery

Programming, validation

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What HTTP status code should be used for wrong input

What is optimal HTTP response Code when not reporting 200 (everything OK) but error in input? Like, you submit some data to server, ...

May 27, 2022
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Do I really need to encode ‘&’ as ‘&’?

I’m using an ‘&‘ symbol with HTML5 and UTF-8 in my site’s <title>. Google shows the ampersand fine on its SERPs, as do ...

May 25, 2022
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What is the best Java email address validation method? [closed]

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question ...

May 22, 2022
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Cross field validation with Hibernate Validator (JSR 303)

Is there an implementation of (or third-party implementation for) cross field validation in Hibernate Validator 4.x? If not, what is the cleanest way ...

May 21, 2022
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How can I manually set an Angular form field as invalid?

I am working on a login form and if the user enters invalid credentials we want to mark both the email and password ...

May 17, 2022
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What’s an appropriate HTTP status code to return by a REST API service for a validation failure?

I’m currently returning 401 Unauthorized whenever I encounter a validation failure in my Django/Piston based REST API application. Having had a look at ...

May 6, 2022
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Disable validation of HTML5 form elements

In my forms, I’d like to use the new HTML5 form types, for example <input type="url" /> (more info about the types here). ...

May 5, 2022
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Which characters make a URL invalid?

Which characters make a URL invalid? Are these valid URLs? example.com/file[/].html http://example.com/file...

April 30, 2022
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What is the maximum length of a valid email address?

What is the maximum length of a valid email address? Is it defined by any standard? 8 s 8 An email address must ...

April 14, 2022
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