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Understand the “Decorator Pattern” with a real world example

...zaToDecorate) : base(pizzaToDecorate) { this.myPrice = 0.99; } } public class MushroomTopping : ToppingsDecorator { public MushroomTopping(BasePizza pizzaToDecorate) : base(pizzaToDecorate) { this.myPrice = 1.49; } } public class JalapenoTopping ...
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When would you use delegates in C#? [closed]

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How to serialize an object to XML without getting xmlns=“…”?

..., _ sr As New StreamReader(ms) xs.Serialize(sw, obj, ns) ms.Position = 0 Console.WriteLine(sr.ReadToEnd()) End Using in C# like this: //Create our own namespaces for the output XmlSerializerNamespaces ns = new XmlSerializerNamespaces(); //Add an empty namespace and empty value ns.Add("", "")...
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How do I detect if I am in release or debug mode?

...hing for a debug build } There have been reports that this value is not 100% reliable from Eclipse-based builds, though I personally have not encountered a problem, so I cannot say how much of an issue it really is. If you are using Android Studio, or if you are using Gradle from the command line...
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How do I encode/decode HTML entities in Ruby?

...Successfully installed htmlentities-4.2.4 : jmglov@laurana; irb irb(main):001:0> require 'htmlentities' => [] irb(main):002:0> HTMLEntities.new.decode "¡I'm highly annoyed with character references!" => "¡I'm highly annoyed with character references!" ...
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UIButton custom font vertical alignment

...ut the exact value that works best for you. In my case I changed it from 750 to 1200. Then run the utility again with the following command line to merge your changes back into the ttf file: ~$ ftxdumperfuser -t hhea -A f Bold.ttf Then just use the resulting ttf font in your app. OS X El Capitan...
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How do you debug PHP scripts? [closed]

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Regex lookahead, lookbehind and atomic groups

... 904 Examples Given the string foobarbarfoo: bar(?=bar) finds the 1st bar ("bar" which has "ba...
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Making a Sass mixin with optional arguments

...| edited May 23 '17 at 12:09 Community♦ 111 silver badge answered Mar 31 '12 at 22:52 ...
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if/else in a list comprehension

... 1610 You can totally do that. It's just an ordering issue: [unicode(x.strip()) if x is not None else...