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What's an appropriate HTTP status code to return by a REST API service for a validation failure?

... If "validation failure" means that there is some client error in the request, then use HTTP 400 (Bad Request). For instance if the URI is supposed to have an ISO-8601 date and you find that it's in the wrong format or refers to February 31st, then you would return an HTTP 400. D...
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.NET: Which Exception to Throw When a Required Configuration Setting is Missing?

... [Serializable] public class ConfigurationMissingException : ConfigurationErrorsException {} EDIT: Writing your own exception in this case carries the added benefit of guaranteeing that there will never be any confusion regarding where the exception is coming from- the framework, or your applica...
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What is the maximum length of a URL in different browsers?

...) Chrome/43.0.2357.130 Safari/537.36 2046 It then blew up with: HTTP Error 404.15 - Not Found The request filtering module is configured to deny a request where the query string is too long. Same on Internet Explorer 8 and Firefox Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64...
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Emulating a do-while loop in Bash

... done. – Alexej Magura Feb 12 at 19:05 2 Never said anything different, only that true is not a b...
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Regex to test if string begins with http:// or https://

...f choice. – cdhowie Jan 23 '16 at 2:05  |  show 1 more comme...
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Read a variable in bash with a default value

.... – Ricardo Marimon Apr 15 '10 at 5:05 43 This doesn't actually answer the question. The default ...
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What is the difference between static func and class func in Swift?

...atic func myFunc() instead of class func myFunc you will get the following error l: cannot override static method. Why? Because it's as if its been marked with final. For more information. See nextD's answer below. Also x.dynamicType has now been replaced with type(of:x) – Hone...
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How do I use PHP namespaces with autoload?

I get this error when I try to use autoload and namespaces: 13 Answers 13 ...
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How do the likely/unlikely macros in the Linux kernel work and what is their benefit?

... These macros mostly were used for error checking. Because error leaves less probably then normal operation. A few people make profiling or calculation to decide most used leaf... – gavenkoa May 4 '12 at 21:12 ...
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How to check if a map contains a key in Go?

... I'm getting this error when I try that: assignment mismatch: 2 variables but 1 values – raphael75 Jul 8 at 13:39 add...