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What does “opt” mean (as in the “opt” directory)? Is it an abbreviation? [closed]

... vendors to hold "Option" packages; i.e. packages that you might have paid extra money for. I don't recall seeing "/opt" on Berkeley BSD UNIX. They used "/usr/local" for stuff that you installed yourself. But of course, the true "meaning" of the different directories has always been somewhat vagu...
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Enum type constraints in C# [duplicate]

...t;Temp> where Temp : class { public static TEnum Parse<TEnum>(string name) where TEnum : struct, Temp { return (TEnum)Enum.Parse(typeof(TEnum), name); } } public abstract class Enums : Enums<Enum> { } Enums.Parse<DateTimeKind>("Local") If you want to, you can...
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How to post data in PHP using file_get_contents?

...hing like that ; but content must not be a PHP array : it has to be a querystring (i.e. it must has this format : param1=value1&param2=value2&param3=value3 ) ;; which means you'll probably have to use http_build_query($_POST) – Pascal MARTIN Mar 15 '10 ...
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Reading output of a command into an array in Bash

...red to be sanitized before, i.e. removing extra characters, handling empty Strings, and etc. (which is out of the topic of this thread). share | improve this answer | follow ...
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Django: How to manage development and production settings?

...g the bit about programmatically determining the module name in favor of a string would probably work in most cases as well. – Eric Jul 30 '13 at 15:25 add a comment ...
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Can I incorporate both SignalR and a RESTful API?

...Controller : HubController<ToDoListHub> { private static List<string> _items = new List<string>(); public IEnumerable<string> Get() { return _items; } public void Post([FromBody]string item) { _items.Add(item); // Call add on ...
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How does Haskell printf work?

...t is in the types anyway. class PrintfType r printf :: PrintfType r => String -> r So printf has an overloaded return type. In the trivial case, we have no extra arguments, so we need to be able to instantiate r to IO (). For this, we have the instance instance PrintfType (IO ()) Next, i...
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Using module 'subprocess' with timeout

...put = check_output(cmd, stderr=STDOUT, timeout=seconds) output is a byte string that contains command's merged stdout, stderr data. check_output raises CalledProcessError on non-zero exit status as specified in the question's text unlike proc.communicate() method. I've removed shell=True becaus...
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Throw HttpResponseException or return Request.CreateErrorResponse?

...esponse.ReasonPhrase = sqlException.Message.Replace(Environment.NewLine, String.Empty); return response; } else { return request.CreateResponse(HttpStatusCode.InternalServerError); } } ) ); UnhandledExce...
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parsing JSONP $http.jsonp() response in angular.js

... UPDATE: since Angular 1.6 You can no longer use the JSON_CALLBACK string as a placeholder for specifying where the callback parameter value should go You must now define the callback like so: $http.jsonp('some/trusted/url', {jsonpCallbackParam: 'callback'}) Change/access/declare param...