Design Patterns Facts and Misconceptions Klaus Iglberger, CppCon 2021 klaus.iglberger@gmx.de2 Klaus Iglberger C++ Trainer/Consultant Author of the C++ math library (Co-)Organizer Single-Responsibility Principle (SRP); … is a factory function., but not a design pattern.41 Common misconceptions about design patterns: Design patterns are limited to runtime polymorphism; Design patterns first, InputIt last, T init, BinaryReductionStrategy op );59 Further misconceptions about design patterns: Design patterns are outdated; Design patterns have become obsolete

Klaus Iglberger, CppCon 2024 klaus.iglberger@gmx.de Design Patterns The Most Common Misconceptions (2 of N)2 Klaus Iglberger C++ Trainer/Consultant Author of “C++ Software Design” (Co-)Organizer first!Klaus Iglberger, CppCon 2024 klaus.iglberger@gmx.de Design Patterns The Most Common Misconceptions (2 of N)

Documentation, Release 2.0.3 (stable) • General – What kinds of things should I use celery for? • Misconceptions – Is celery dependent on pickle? – Is celery for Django only? – Do I have to use AMQP/RabbitMQ Scheduling periodic work. And to some degree: • Distributed computing. • Parallel execution. 6.2 Misconceptions 6.2.1 Is celery dependent on pickle? Answer: No. Celery can support any serialization scheme can always upgrade later if you need to. 6.2.4 Is celery multi-lingual? Answer: Yes. 6.2. Misconceptions 73 Celery Documentation, Release 2.0.3 (stable) celeryd is an implementation of celery in python

Tutorial: Creating a click counter using carrot and celery Frequently Asked Questions General Misconceptions Troubleshooting Results Brokers Tasks Windows API Reference Task Decorators - celery.decorators documentation » Frequently Asked Questions General What kinds of things should I use celery for? Misconceptions Is celery dependent on pickle? Is celery for Django only? Do I have to use AMQP/RabbitMQ? Is Scheduling periodic work. And to some degree: Distributed computing. Parallel execution. Misconceptions Is celery dependent on pickle? Answer: No. Celery can support any serialization scheme and

Tutorial: Creating a click counter using carrot and celery Frequently Asked Questions General Misconceptions Troubleshooting Tasks Results Brokers Features Django API Reference Task Decorators - celery Scheduling periodic work. And to some degree: Distributed computing. Parallel execution. Misconceptions Is celery dependent on pickle? Answer: No. Celery can support any serialization scheme and

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103 8.2 Misconceptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103 Celery Documentation, Release 2.1.4 • General – What kinds of things should I use Celery for? • Misconceptions – Is Celery dependent on pickle? – Is Celery for Django only? – Do I have to use AMQP/RabbitMQ Scheduling periodic work. And to some degree: • Distributed computing. • Parallel execution. 8.2 Misconceptions 8.2.1 Is Celery dependent on pickle? Answer: No. Celery can support any serialization scheme

Tutorial: Creating a click counter using carrot and celery Frequently Asked Questions General Misconceptions Troubleshooting Results Security Brokers Tasks Windows API Reference Task Decorators - celery go here. Frequently Asked Questions General What kinds of things should I use Celery for? Misconceptions Is Celery dependent on pickle? Is Celery for Django only? Do I have to use AMQP/RabbitMQ? Is Scheduling periodic work. And to some degree: Distributed computing. Parallel execution. Misconceptions Is Celery dependent on pickle? Answer: No. Celery can support any serialization scheme and

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113 8.2 Misconceptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113 Documentation, Release 2.2.10 • General – What kinds of things should I use Celery for? • Misconceptions – Is Celery dependent on pickle? – Is Celery for Django only? – Do I have to use AMQP/RabbitMQ Scheduling periodic work. And to some degree: • Distributed computing. • Parallel execution. 8.2 Misconceptions 8.2.1 Is Celery dependent on pickle? Answer: No. Celery can support any serialization scheme

std::mdspan layouts and accessors ● how to write custom layouts and accessors ● dispel common misconceptions about both 3github.com/griswaldbrooks/spanny2 how ● layouts and their requirements ● occupancy

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135 8.2 Misconceptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135 Celery Documentation, Release 2.4.7 • General – What kinds of things should I use Celery for? • Misconceptions – Is Celery dependent on pickle? – Is Celery for Django only? – Do I have to use AMQP/RabbitMQ Scheduling periodic work. And to some degree: • Distributed computing. • Parallel execution. 8.2 Misconceptions 8.2.1 Is Celery dependent on pickle? Answer: No. Celery can support any serialization scheme