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Checking if an instance's class implements an interface?
... echo "Yes!";
}
class_implements() is part of the SPL extension.
See: http://php.net/manual/en/function.class-implements.php
Performance Tests
Some simple performance tests show the costs of each approach:
Given an instance of an object
Object construction outside the loop (100,000 iterati...
What are POD types in C++?
...bool, __is_pod(_Tp)>
{ };
}
(From header type_traits)
Reference:
http://en.cppreference.com/w/cpp/types/is_pod
http://en.wikipedia.org/wiki/Plain_old_data_structure
http://en.wikipedia.org/wiki/Plain_Old_C++_Object
File type_traits
...
“unadd” a file to svn before commit
...erted, Subversion provides no way to get back those uncommitted changes.
http://svnbook.red-bean.com/en/1.7/svn.ref.svn.c.revert.html
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Vagrant reverse port forwarding?
...0 on your host machine...
echo 'Hello, guest!' > hello
python -m SimpleHTTPServer 8000
You can access it from inside the Vagrant VM at 10.0.2.2:8000 (provided 10.0.2.2 is the ip of the guest's default gateway):
vagrant ssh
curl http://10.0.2.2:8000/hello # Outputs: Hello, guest!
To find the...
How can you find the unused NuGet packages in a solution?
...llowing thread on codeplex talks about an audit report of nuget packages.
http://nuget.codeplex.com/discussions/429694
(NuGet has been moved from Codeplex to GitHub. Archive of the above link:)
https://web.archive.org/web/20171212202557/http://nuget.codeplex.com:80/discussions/429694
...
Can't escape the backslash with regex?
...(){} escapes the special character to suppress its special meaning.
ref : http://www.regular-expressions.info/reference.html
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How to use range-based for() loop with std::map?
...
From this paper: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2049.pdf
for( type-specifier-seq simple-declarator : expression ) statement
is syntactically equivalent to
{
typedef decltype(expression) C;
auto&& ...
Styling text input caret
...shadow: none;
-webkit-text-fill-color: initial;
}
Here is an example: http://jsfiddle.net/8k1k0awb/
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Application_Error not firing when customerrors = “On”
...being invoked...
Global.asax.cs
public class MvcApplication : System.Web.HttpApplication
{
public static void RegisterGlobalFilters(GlobalFilterCollection filters)
{
filters.Add(new HandleErrorAttribute()); // this line is the culprit
}
...
}
By default (when a new project is...
What is content-type and datatype in an AJAX request?
...framework is, but in C# on ASP.NET MVC it would be something as simple as [HttpPost]public JsonResult user(Person postedPerson) { /* Save postedPerson to DB */ return Json(new { success = true }); }
– Joe Enos
Sep 9 '13 at 15:28
...