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Design Patterns
75 challenges · Practitioner to Specialty
1 Easy
1 Medium
73 Hard
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All Design Patterns challenges
DesignPatterns: what are patterns
Easy
Free
+10 XP
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DesignPatterns: gof
Medium
Free
+15 XP
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DesignPatterns: categories
Hard
Free
+20 XP
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DesignPatterns: creational
Hard
Free
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DesignPatterns: singleton
Hard
Free
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DesignPatterns: singleton global
Hard
Free
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DesignPatterns: factory
Hard
Free
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DesignPatterns: abstract factory
Hard
Free
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DesignPatterns: builder
Hard
Free
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DesignPatterns: prototype
Hard
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DesignPatterns: structural
Hard
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DesignPatterns: One instance
Hard
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DesignPatterns: adapter
Hard
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DesignPatterns: decorator
Hard
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DesignPatterns: facade
Hard
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DesignPatterns: proxy pattern
Hard
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DesignPatterns: composite
Hard
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DesignPatterns: bridge
Hard
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DesignPatterns: flyweight
Hard
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DesignPatterns: behavioral
Hard
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DesignPatterns: observer
Hard
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DesignPatterns: observer use
Hard
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DesignPatterns: strategy
Hard
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DesignPatterns: command
Hard
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DesignPatterns: command undo
Hard
Free
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DesignPatterns: iterator
Hard
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DesignPatterns: state pattern
Hard
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DesignPatterns: template method
Hard
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DesignPatterns: chain of responsibility
Hard
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DesignPatterns: mediator
Hard
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DesignPatterns: memento
Hard
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DesignPatterns: visitor
Hard
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DesignPatterns: interpreter
Hard
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DesignPatterns: solid
Hard
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DesignPatterns: srp
Hard
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DesignPatterns: ocp
Hard
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DesignPatterns: lsp
Hard
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DesignPatterns: isp
Hard
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DesignPatterns: dip
Hard
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DesignPatterns: dry
Hard
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DesignPatterns: kiss
Hard
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DesignPatterns: yagni
Hard
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DesignPatterns: composition over inheritance
Hard
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DesignPatterns: dependency injection
Hard
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DesignPatterns: coupling
Hard
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DesignPatterns: cohesion patterns
Hard
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DesignPatterns: anti pattern
Hard
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DesignPatterns: god object
Hard
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DesignPatterns: spaghetti
Hard
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DesignPatterns: singleton criticism
Hard
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DesignPatterns: mvc
Hard
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DesignPatterns: mvc model
Hard
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DesignPatterns: mvvm
Hard
Free
+20 XP
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DesignPatterns: repository
Hard
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DesignPatterns: dao pattern
Hard
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DesignPatterns: dto
Hard
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DesignPatterns: observer vs pubsub
Hard
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DesignPatterns: strategy vs state
Hard
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DesignPatterns: factory vs builder
Hard
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DesignPatterns: decorator vs inheritance
Hard
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