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Why is nginx responding to any domain name?

I have nginx up and running with a Ruby/Sinatra app and all is well. However, I'm now trying to have a second application running from the same server and I noticed something weird. First, here's my nginx.conf: ...
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How to use SCNetworkReachability in Swift

...onal. The guard let statement (a new feature in Swift 2.0) assigns the unwrapped value to the defaultRouteReachability variable if it is not nil. Otherwise the else block is executed and the function returns. As of Swift 2, SCNetworkReachabilityCreateWithAddress() returns a managed object. You don't...
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What is the difference between mutex and critical section?

...ronization primitive (like an event or semaphore). I wrote a quick sample app that compares the time between the two of them. On my system for 1,000,000 uncontended acquires and releases, a mutex takes over one second. A critical section takes ~50 ms for 1,000,000 acquires. Here's the test code,...
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How to fix the Hibernate “object references an unsaved transient instance - save the transient insta

...xml) or cascade=CascadeType.ALL (if using annotations) on your collection mapping. This happens because you have a collection in your entity, and that collection has one or more items which are not present in the database. By specifying the above options you tell hibernate to save them to the datab...
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Using NSPredicate to filter an NSArray based on NSDictionary keys

...res letters with accent symbols. This works especially well in my Warcraft App where people spell their name "Vòódòó" making it nearly impossible to search for their name in a tableview. The [d] strips their accent symbols during the predicate. So a predicate of @"name LIKE[CD] %@", object.name ...
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Cross-platform way of getting temp directory in Python

...ython 3.6.5 on Windows 10, tempfile.gettempdir() resolves to C:\users\user\AppData\Local\Temp. An unfortunately long path. – solvingJ Apr 25 '18 at 20:17 add a comment ...
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How do you enable the escape key close functionality in a Twitter Bootstrap modal?

... You can also append data-keyboard attribute to your div.modal (and omit it in callers) if you invoke the dialog from multiple places. – Vitalik Verhovodov Sep 26 '15 at 13:17 ...
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How do I send a POST request with PHP?

...ns = array( 'http' => array( 'header' => "Content-type: application/x-www-form-urlencoded\r\n", 'method' => 'POST', 'content' => http_build_query($data) ) ); $context = stream_context_create($options); $result = file_get_contents($url, false, $context);...
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What happens to an open file handle on Linux if the pointed file gets moved or deleted

What happens to an open file handle on Linux if the pointed file meanwhile gets: 7 Answers ...
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ASP.NET Web API - PUT & DELETE Verbs Not Allowed - IIS 8

...ith the Web API you need to edit %userprofile%\documents\iisexpress\config\applicationhost.config and add the verbs to the ExtensionlessUrl handler as follows: Change this line: <add name="ExtensionlessUrl-Integrated-4.0" path="*." verb="GET,HEAD,POST,DEBUG" type="System.Web.Handlers.TransferRe...