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  • Null Object - Dart

    The Null Object pattern provides a substitute for a null reference or null value. Instead of checking for nulls everywhere, you call a null object, which responds to all methods in a way that doesn’t affect the program’s logic. This simplifies code and avoids NullPointerExceptions.

    The Dart example defines …

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  • Null Object - Scala

    The Null Object pattern provides a substitute for a null reference. Instead of checking for nulls, you request a null object, which behaves in a harmless way. This simplifies code by removing conditional statements for null checks and can improve readability.

    This Scala example implements the Null Object pattern for a …

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  • Null Object - PHP

    The Null Object pattern provides a default object with no-op behavior to handle cases where an object is expected but may not exist. This avoids null checks throughout the code, improving readability and reducing potential errors. The example implements a Customer interface with methods like getName and getOrders. …

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  • Null Object - Ruby

    The Null Object pattern provides a substitute for an object that would otherwise be null or undefined. This avoids null checks throughout the code, simplifying logic and reducing the risk of NoMethodError exceptions. The null object implements the expected interface but has a default or “do nothing” …

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  • Null Object - Swift

    The Null Object pattern provides a substitute for a null reference or nil value, allowing you to avoid null checks throughout your code. Instead of checking for nil, you call a method on the null object, which performs a no-op or returns a default value. This simplifies code and reduces the risk of …

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  • Null Object - Kotlin

    The Null Object pattern replaces null references with objects that have defined, default behavior. This avoids null checks throughout the code, making it more robust and readable. In this Kotlin example, we have a Customer class and a RewardService. Instead of returning null when a customer has no rewards, the …

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  • Null Object - Rust

    The Null Object pattern provides a substitute for a null or missing object. Instead of checking for null (or None in Rust), you request a null object, which implements the expected interface but has a default, harmless behavior. This simplifies code by eliminating conditional checks for null values.

    The Rust …

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  • Null Object - Go

    The Null Object pattern provides a substitute for an object that would otherwise be null or undefined. This avoids null checks throughout the code, simplifying logic and reducing the risk of NullPointerExceptions (or their equivalent). In Go, this is often implemented using an empty struct or a type with zero-valued …

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  • Null Object - C

    The Null Object pattern provides a substitute for an object that would otherwise be null. This avoids null checks throughout the code, simplifying logic and reducing the risk of NullPointerExceptions (or similar errors in C). Instead of if (object != NULL), you can always call a method on the object, and the Null …

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  • Null Object - C++

    The Null Object pattern provides a substitute for an object that would otherwise be null or undefined. Instead of checking for null, you can call methods on the null object, which will gracefully do nothing or return a default value, avoiding NullPointerExceptions or similar errors. This improves code readability and …

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Recent Posts

  • Retry with Backoff
  • Master-Slave
  • Health Check Endpoint
  • Null Object
  • Load Shedding
  • Service Discovery
  • Resequencer
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C 56 C++ 56 C_SHARP 56 GO 56 JAVA 56 JAVASCRIPT 56 KOTLIN 56 PYTHON 56 RUST 56 DART 55 PHP 55 RUBY 55 SCALA 55 SWIFT 55 TYPESCRIPT 55

BEHAVIORAL 147 ARCHITECTURAL 37 DDD 33 CONCURRENCY 26 INTEGRATION 21 CREATIONAL 18 DISTRIBUTED SYSTEMS 15 GOF 15 STRUCTURAL 13 RELIABILITY 10 SCALABILITY 10 PERFORMANCE 9 RESILIENCE 9 MICROSERVICES 7 OBSERVABILITY 6 MESSAGING 5 OPERATIONAL 5 DATA ACCESS 4 DEPLOYMENT 4 WEB 4 BEST PRACTICE 3 CLOUD 3 DATA 3 INFRASTRUCTURE 3 PRESENTATION 3 SECURITY 3 ARCHITECTURE 2 ASYNCHRONOUS 2 COMMUNICATION 2 DATA PROCESSING 2 DESIGN PATTERNS 2 DISTRIBUTED 2 DISTRIBUTED SYSTEM 2 EVENT-DRIVEN 2 FUNCTIONAL 2 IDIOMATIC 2 OBJECT-ORIENTED 2 ORM 2 SYSTEM 2 UI 2 AI 1 ANTI_PATTERN 1 AUTOMATION 1 CACHING 1 COLLABORATION 1 CONCURRENT 1 CQRS 1 CROSS-CUTTING 1 DATA MODELING 1 DATABASE 1 DESIGN PRINCIPLES 1 DEVELOPMENT 1 DEVOPS 1 DOMAIN 1 ENTERPRISE INTEGRATION 1 EXTENSIBILITY 1 FOUNDATIONAL 1 FRONTEND 1 KUBERNETES 1 LEGACY 1 LOOSELY COUPLED 1 MEMORY MANAGEMENT 1 MESSAGE 1 MESSAGE-QUEUE 1 METAPROGRAMMING 1 MIDDLEWARE 1 MONITORING 1 NETWORKING 1 OBJECT-CREATION 1 OBJECT-RELATIONAL 1 OBJECT-STRUCTURAL 1 OOA 1 OPERATIONS 1 PARALLELISM 1 PERSISTENCE 1 PROCESSING 1 REACTIVE 1 REFACTORING 1 RELEASE 1 ROBUSTNESS 1 SOFTWARE ARCHITECTURE 1 STATE 1 STATE MANAGEMENT 1 STRATEGIC 1 STRATEGIC DESIGN 1 TRADITIONAL 1 TRANSVERSAL 1 WEB APPLICATION 1

ABSTRACT FACTORY 15 ADAPTER 15 BLACKBOARD 15 BRIDGE 15 BUILDER 15 CHAIN OF RESPONSIBILITY 15 CLEAN ARCHITECTURE 15 CLIENT-SERVER 15 CLUSTER-BASED ARCHITECTURE 15 COMMAND 15 COMPOSITE 15 DECORATOR 15 DEPENDENCY INJECTION 15 EVENT-DRIVEN ARCHITECTURE 15 EXTENSION OBJECT 15 FACADE 15 FACTORY METHOD 15 HEXAGONAL ARCHITECTURE 15 INTERPRETER 15 ITERATOR 15 LAYERED ARCHITECTURE 15 LAZY INITIALIZATION 15 MASTER-SLAVE 15 MEDIATOR 15 MEMENTO 15 MESSAGE BROKER 15 MICROKERNEL 15 MICROSERVICES 15 MODULE 15 MONOLITH 15 MULTITON 15 N-TIER 15 NULL OBJECT 15 OBJECT POOL 15 OBSERVER 15 ONION ARCHITECTURE 15 PEER-TO-PEER 15 PIPES AND FILTERS 15 POLICY 15 PROTOTYPE 15 PROXY 15 PUBLISH-SUBSCRIBE 15 SELF-CONTAINED SYSTEMS 15 SERVICE LOCATOR 15 SHARED-NOTHING 15 SINGLETON 15 SNAPSHOT 15 SOA 15 SPACE-BASED ARCHITECTURE 15 SPECIFICATION 15 STATE 15 STRATEGY 15 TEMPLATE METHOD 15 VISITOR 15 FLYWEIGHT 14 SUPERVISOR-WORKER 10
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