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How to install XNA game studio on Visual Studio 2012?
...Martin's suggestion caused the XNA projects to show up, but I'm getting an error when trying to create a new game complaining that it can't load XNA.Framework. Argh.
– 3Dave
Jun 20 '12 at 19:15
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Why do we need a pure virtual destructor in C++?
...Base = new Derived();
delete pBase;
Base* pBase2 = new Base(); // Error 1 error C2259: 'Base' : cannot instantiate abstract class
}
When you want that no one should be able to create the object of Base class directly, use pure virtual destructor virtual ~Base() = 0. Usually at-least on...
Difference between case object and object
...of serialization
a prettier default implementation of toString, and
the small amount of functionality that they get from automatically inheriting from scala.Product.
Pattern matching, equals and hashCode don't matter much for singletons (unless you do something really degenerate), so you're pre...
How to delete a whole folder and content?
...ble NPE here : fileOrDirectory.listFiles() may return null if there is I/O error when reading the files. This is stated clearly in the documentation : developer.android.com/reference/java/io/File.html#listFiles()
– Brian Yencho
Mar 6 '18 at 15:51
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How do I do a case-insensitive string comparison?
...he string Σίσυφος (“Sísyphos”, or better “Síſyphos”) has all three: uppercase at the front, lowercase final at the end, and lowercase nonfinal at the third position. If your two strings are Σίσυφος and ΣΊΣΥΦΟΣ, then your approach fails, because those are supposed to ...
Remove border from IFrame
...ing the document using Markup Validation Service frameBorder results in an error as it's not HTML5 compliant: The frameborder attribute on the iframe element is obsolete. Use CSS instead. In HTML5 I would set a CSS property of border:0. Is there a way to make it backward compatible without causing...
Why does ASP.NET webforms need the Runat=“Server” attribute?
...the only option available in my limited knowledge of ASP.NET, and I get an error if I don't use it?
14 Answers
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How to sum array of numbers in Ruby?
... using array.map(...).inject(...) is inefficient, you will iterate through all data twice. Try array.inject(0) { |sum, product| sum += product.price }
– everett1992
Apr 4 '13 at 6:11
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Reuse Cucumber steps
...has changed in recent versions of cucumber, which you'll see if you get an error like "WARNING: Using 'Given/When/Then' in step definitions is deprecated, use 'step' to call other steps instead:/path/to/step_definitions/foo_steps.rb:631:in `block in '
". See the cucumber wiki for details.
The gist ...
How do I read and parse an XML file in C#?
... @GabrielGarcia true, sometimes beginner would stuck at missing include's error
– Anonymous
Jan 22 at 7:53
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