Is it possible to subclass a singleton class?
In Stock
$34.99
$29.99
Shipping and Returns Policy
- Deliver to United States » Shipping Policy «
- - Shipping Cost: $5.99
- - Handling time: 2-3 business days
- - Transit time: 7-10 business days
- Eligible for » Returns & Refund Policy « within 30 days from the date of delivery
Find similar items here:
what is the singleton design pattern Informational
- How would you implement a thread-safe lazy-loaded singleton in your preferred language?
- Discuss the potential for singletons to create challenges when implementing features like distributed event sourcing or maintaining a consistent history of state changes across multiple services.
- Discuss the potential for singletons to create bottlenecks or performance issues in highly concurrent applications.
- What is the adapter pattern and how does it relate to singletons?
- What are some strategies for monitoring the resource utilization and potential bottlenecks associated with singleton instances in high-throughput applications?
- How might the concept of a singleton be expressed in functional programming?
- Discuss the potential for singletons to create challenges when implementing features like distributed consensus or ensuring agreement on shared state across multiple nodes.
- How does the singleton pattern relate to performance optimization?
- How does the singleton pattern relate to different approaches to logging and error reporting in distributed systems?
- What are other common patterns for managing connections?
-
Next Day Delivery by USPS
Find out more
Order by 9pm (excludes Public holidays)
$11.99
-
Express Delivery - 48 Hours
Find out more
Order by 9pm (excludes Public holidays)
$9.99
-
Standard Delivery $6.99 Find out more
Delivered within 3 - 7 days (excludes Public holidays).
-
Store Delivery $6.99 Find out more
Delivered to your chosen store within 3-7 days
Spend over $400 (excluding delivery charge) to get a $20 voucher to spend in-store -
International Delivery Find out more
International Delivery is available for this product. The cost and delivery time depend on the country.
You can now return your online order in a few easy steps. Select your preferred tracked returns service. We have print at home, paperless and collection options available.
You have 28 days to return your order from the date it’s delivered. Exclusions apply.
View our full Returns and Exchanges information.
Our extended Christmas returns policy runs from 28th October until 5th January 2025, all items purchased online during this time can be returned for a full refund.
No reviews yet. Only logged in customers who have purchased this product may leave a review.