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Work on #226, #213, added references of Gang Of Four to all GoF patterns, added tag for Gang Of Four, added difficulty tags to some of them

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Narendra Pathai
2015-09-22 18:25:56 +05:30
parent dd0fcea090
commit b3e4e8a47b
23 changed files with 168 additions and 22 deletions
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singleton/index.md
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@ -4,7 +4,10 @@ title: Singleton
folder: singleton
permalink: /patterns/singleton/
categories: Creational
tags: Java
tags:
- Java
- Gang Of Four
- Difficulty-Beginner
---
**Intent:** Ensure a class only has one instance, and provide a global point of
@ -26,3 +29,7 @@ access to it.
**Real world examples:**
* [java.lang.Runtime#getRuntime()](http://docs.oracle.com/javase/8/docs/api/java/lang/Runtime.html#getRuntime%28%29)
**Credits**
* [Design Patterns: Elements of Reusable Object-Oriented Software](http://www.amazon.com/Design-Patterns-Elements-Reusable-Object-Oriented/dp/0201633612)