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Examples of GoF Design Patterns in Java's core libraries

...servlet.http.HttpServlet, all the doXXX() methods by default sends a HTTP 405 "Method Not Allowed" error to the response. You're free to implement none or any of them. Visitor (recognizeable by two different abstract/interface types which has methods defined which takes each the other abstract/inte...
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What is the 'new' keyword in JavaScript?

...ue? – Jim Blackler Feb 27 '12 at 19:05 13 @LonelyPixel new exists so that you don't have to write...
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How to use hex color values

...???? – Oliver Spryn Apr 12 '15 at 1:05 1 @confile No, because that's not standardized. Alpha can ...
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When/Why to use Cascading in SQL Server?

... – Shannon Severance Jul 18 '09 at 17:05 7 @Vinko: Delete and update have well defined default sema...
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How do the PHP equality (== double equals) and identity (=== triple equals) comparison operators dif

...s) answer. – mickmackusa Sep 1 at 4:05 add a comment  |  ...
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How to create a Custom Dialog box in android?

I want to create a custom dialog box like below 22 Answers 22 ...
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Which iOS app version/build number(s) MUST be incremented upon App Store release?

... something? – Emil Mar 20 '18 at 17:05 @Emil, I think that it's (Version, Build Number) pair cannot be reused. ...
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How can I rename a project folder from within Visual Studio?

... answered Oct 17 '08 at 7:05 rabashanirabashani 1,05911 gold badge77 silver badges44 bronze badges ...
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How to make an Android Spinner with initial text “Select One”?

I want to use a Spinner that initially (when the user has not made a selection yet) displays the text "Select One". When the user clicks the spinner, the list of items is displayed and the user selects one of the options. After the user has made a selection, the selected item is displayed in the Spi...
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Is there a way to create your own html tag in HTML5?

... answered May 11 '10 at 1:05 mariomario 31722 silver badges22 bronze badges ...