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Programming Language / Scala

Scala

1.8K+ posts

How to Sort a list in Scala?

Last Updated: 23 July 2025

Sorting a list is a common operation in programming, and Scala provides convenient ways to accomplish this task. In this article, we'll explore different methods to sort a...read more

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How to use java library in Scala?

Last Updated: 23 July 2025

As Scala and Java are meant to work together effortlessly, using Java libraries in Scala programming is a breeze. To utilize a Java library in Scala, follow these steps:Im...read more

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How to define type disjunction (union types) in Scala?

Last Updated: 23 July 2025

The Scala 3 operator | may be used to create union types, or type disjunction, in Scala. Union types are a type that can store values of many different kinds. In Scala, yo...read more

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How to create a List With the Same Repeated Element?

Last Updated: 23 July 2025

There are many ways in Scala to create a list that has the same repeating entry. This is a brief explanation:Using List.fill:By using the List.fill function in Scala, you ...read more

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What are Folding Lists in Scala?

Last Updated: 23 July 2025

A basic operation in functional programming, which includes Scala, is folding lists. It enables you to use a binary operation to merge the components of a collection. This...read more

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Futures and Promises in Scala

Last Updated: 01 April 2024

1. Explanation of Futures and Promises in Scala:Futures:In Scala, asynchronous computations are represented using futures. They are used to manage lengthy calculations, in...read more

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What is a TypeTag and Manifests?

Last Updated: 23 July 2025

Type erasure difficulties in Scala are handled with TypeTag and Manifest. They provide a means of preserving type information during runtime, which comes in handy for situ...read more

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Difference between a Seq and a List in Scala

Last Updated: 01 April 2024

Sequences of items are represented in Scala using two different collection types: Seq and List. Nonetheless, there are significant distinctions between them in terms of us...read more

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Difference between foldLeft and reduceLeft in Scala

Last Updated: 23 July 2025

1. Difference between foldLeft and reduceLeft in ScalaHigher-order Scala methods foldLeft and reduceLeft are both used to aggregate the items of a collection. But they exh...read more

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Difference Between var, val, and def Keywords in Scala

Last Updated: 05 April 2024

Scala is a general-purpose, high-level, multi-paradigm programming language. It is a pure object-oriented programming language that also provides support to the functional...read more

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Abstract types vs Generics in Scala

Last Updated: 27 March 2024

In this discussion, we will explore abstract types and generics in Scala, highlighting their differences. Abstract types are types that include abstract members, while gen...read more

Higher-Kinded Types in Scala

Last Updated: 23 July 2025

This article focuses on discussing Higher-Kinded types in Scala.What is the Higher-Kinded Type? A higher-kinded type is a type that can stand for other types, which themse...read more

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How to Escape Special Symbols in Scala String at Runtime?

Last Updated: 23 July 2025

Handling special symbols' interior strings is an average project in Scala, especially whilst interacting with dynamically created cloth or consumer enter. If special symbo...read more

How to create Spark session in Scala?

Last Updated: 23 July 2025

Scala stands for scalable language. It was developed in 2003 by Martin Odersky. It is an object-oriented language that provides support for functional programming approach...read more

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How to Check the Schema of DataFrame in Scala?

Last Updated: 23 July 2025

With DataFrames in Apache Spark using Scala, you could check the schema of a DataFrame and get to know its structure with column types. The schema contains data types and ...read more

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