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7 min readSealed classes in Kotlin are used to represent restricted class hierarchies. They are typically used when you have a class hierarchy in which all possible subclasses are known at compile-time and you want to restrict it to a specific set.To define a sealed class, you use the sealed modifier before the class keyword. For example: sealed class Fruit Sealed classes can have subclasses defined within the same file where the sealed class is declared, making it easier to manage the hierarchy.
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9 min readTransitioning from PHP to Ruby is a logical decision for programmers who want to explore a different dynamic and object-oriented scripting language. Ruby is known for its simplicity and readability, making it an attractive choice for developers seeking a more elegant and expressive way of writing code.When transitioning from PHP to Ruby, one of the first things to get accustomed to is Ruby's syntax.
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7 min readCalifornia and Wisconsin are both popular states for starting a limited liability company (LLC), but they have some notable differences that may influence your decision.California is known for its strong economy and innovation-driven industries such as technology, entertainment, and biotechnology. It is home to many successful startups and established companies, making it an attractive location for entrepreneurs.
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5 min readData classes in Kotlin are a convenient way to create classes that hold data. They automatically provide several useful functions like equals(), hashCode(), toString(), and copy(). These functions are generated behind the scenes by the Kotlin compiler based on the properties of the data class.
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9 min readSwitching from C to C# involves understanding the key differences between the two programming languages and adapting to the new syntax, concepts, and features offered by C#. Here are some aspects to consider during the transition:Familiarize yourself with the C# syntax: C# has a different syntax compared to C. Start by understanding the basic structure, such as using namespaces, classes, and methods, and pay attention to the use of semicolons, curly braces, and parentheses.
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6 min readCoroutines are a powerful feature introduced in Kotlin to simplify asynchronous programming. They provide a way to write asynchronous code in a sequential, easy-to-read manner, without resorting to complex nested callbacks or blocking operations.To use coroutines in Kotlin, you first need to import the necessary dependencies. Coroutines are provided by the kotlinx.coroutines library, which can be added to your project using the build tool of your choice.
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5 min readOhio and Virginia are both unique states with their own distinct qualities. When comparing them, it's important to consider several factors. In terms of geography, Ohio is characterized by diverse landscapes, including rolling hills, farmland, and the Great Lakes region. Virginia, on the other hand, offers a variety of terrains, such as mountains, coastal areas, and the scenic Shenandoah Valley.
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12 min readTutorial: migrating from C++ to GoMigrating from C++ to Go can be a challenging but rewarding process. This tutorial aims to provide you with an overview of the key differences between the two languages and guide you through the process of migrating your existing C++ codebase to Go.Introduction to Go: Go is a modern, statically-typed programming language developed by Google. It is designed for simplicity, efficiency, and scalability.
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6 min readExtension functions in Kotlin allow us to add new functions to existing classes without modifying their source code. This feature helps to keep the codebase clean and enables us to work with third-party libraries or system classes more efficiently.To define an extension function in Kotlin, follow these steps:Start with the fun keyword, followed by the name you want to give to the function.Specify an instance of the class you want to extend as the receiver type.
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7 min readComparing California and Florida is subjective and will depend on individual preferences and priorities. Both states have distinct characteristics and offer unique advantages.California is renowned for its stunning coastline, mild climate, and diverse landscape. It offers gorgeous beaches, picturesque mountains, and expansive forests.
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6 min readIn Kotlin, null safety is an essential feature that helps prevent null pointer exceptions. To perform null safety checks, you can use the safe call operator (?.), the not-null assertion operator (!!), or the safe cast operator (as?).Safe Call Operator (?.): The safe call operator lets you execute a statement or access a property only if the object reference is not null. If the object is null, the expression evaluates to null instead of throwing a null pointer exception.