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Is it better to return null or empty collection?

...c get; private set;} public Bar() { Foos = new List<Foo>(); } In .NET 4.6.1, you can condense this quite a lot: public List<Foo> Foos { get; } = new List<Foo>(); When talking about methods that return enumerables, you can easily return an empty enumerable instead of null... ...
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Sass or Compass without ruby?

...s point, you can use the Sass engine in Ruby, Node.js, Python, PHP, Java, .NET and others. For more information, visit libSass. Also, your IDE might have a plugin which would support Sass, without the need of ruby by using the libSass. The original answer below may or may not apply to your situatio...
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How can I use interface as a C# generic type constraint?

... @StephenHolt: I think think the creators of .NET, in deciding what constraints to allow, were focused on ones that would let generic classes and methods do things with generic types that they otherwise could not, rather than on preventing them from being used in nonsens...
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What is N-Tier architecture?

...ndaries "across the wire" sometimes over unreliable, slow, and/or insecure network. This is very different from simple Desktop application where the data lives on the same machine as files or Web Application where you can hit the database directly. For n-tier programming, you need to package up the...
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How long do browsers cache HTTP 301s?

...ched images and files" cleared the redirect. Chrome 48-70 Go to chrome://net-internals. On the right of the top red status bar, click on the down arrow ▼ to open the drop-down menu, and under the "Tools" group, choose "Clear cache". As of version 48, this was the only thing that worked for me t...
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How can I check if a URL exists via PHP?

... } $code = @curl_getinfo($ch, CURLINFO_HTTP_CODE); // note: php.net documentation shows this returns a string, but really it returns an int @curl_close($ch); return $code; } function getHttpResponseCode_using_getheaders($url, $followredirects = true){ ...
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Replace only text inside a div using jquery

...ace('Hi I am text','Hi I am replace'); }); Live example: http://jsfiddle.net/VgFwS/ share | improve this answer | follow | ...
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How to add item to the beginning of List?

... Since .NET 4.7.1, you can use Append() and Prepend(). Check this answer – aloisdg moving to codidact.com Jan 8 at 10:13 ...
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XAMPP, Apache - Error: Apache shutdown unexpectedly

... One thing you can do is to stop the services on port 80 by issuing net stop http in a cmd. You'll be asked if you're sure you want to stop those services. I found out that I had a few services I wasn't using and disabled them. To see who else is using port 80 type in a cmd netstat -abno ...
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What's better at freeing memory with PHP: unset() or $var = null

..., but I've recently looked through a few respectable classes found off the net that use $var = null instead. 13 Answers ...