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c

What is the Singleton design pattern? How would you implement it in C#?

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Understanding the Singleton Design Pattern in C The Singleton design pattern is one of the creational design patterns that ensures a class has only one instance and provides a global point of access to that instance. This pattern is particularly useful when exactly one object is needed to coordinate actions across the system. Why Use…

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What is the difference between Select and SelectMany in LINQ?

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In LINQ (Language Integrated Query) in C#, both Select and SelectMany are used to project collections, but they behave quite differently in terms of handling data. 1. Select Select is used to project each element in a collection into another form, transforming the data while preserving the structure of the original collection. It applies a…

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How do I handle exceptions in C#?

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Handling exceptions in C# is vital for creating resilient applications. Exceptions represent errors that occur during the execution of a program, such as invalid user input, file access issues, or network errors. Properly managing these exceptions ensures that your application can handle unexpected conditions gracefully without crashing. 1. Using Try-Catch Blocks The primary mechanism for…

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What is the difference between C++ and C?

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C and C++ are both powerful programming languages, but they have distinct differences. C++ is an extension of C and was designed to add object-oriented features, which makes it more versatile for certain types of applications. Here’s a breakdown of the key differences: 1. Paradigm: Procedural vs. Object-Oriented C: C is a procedural programming language,…

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