Scala

How-tos How to Get the Current Timestamp in Scala This article introduces how to get the current timestamp in Scala. Learn about various methods such as using System.currentTimeMillis, java.time.Instant, and LocalDateTime. Each … ↗ How-tos Companion Objects in Scala This article introduces companion objects in Scala, explaining their features, best practices, and how they enhance code organization and encapsulation. Learn how to effectively … ↗ How-tos How to Reassignment to a Val in Scala This article explores how to effectively manage state in Scala without reassigning a val. Learn about the immutability of val, and discover alternative methods such as using … ↗ How-tos MapReduce Using Apache Spark This article explores MapReduce using Apache Spark, highlighting its advantages over traditional methods. Learn how to implement word count, find maximum values, and perform data … ↗ How-tos Scala substring() Function This article explores the substring function in Scala, a powerful tool for string manipulation. Learn how to extract specific portions of strings with practical examples, … ↗ How-tos How to Convert Int to String in Scala This article discusses how to convert an integer to a string in Scala. Explore various methods, including toString, string interpolation, String.valueOf, and String.format. You'll … ↗ How-tos How to Return Boolean With If-Else in Scala This article discusses how to return Boolean values using if-else statements in Scala. It provides clear examples and detailed explanations to help developers understand this … ↗ How-tos How to Concatenate Strings in Scala This article explores how to concatenate strings in Scala, covering various methods such as the + operator, string interpolation, mkString, and StringBuilder. Learn efficient … ↗ How-tos How to Write SQL Queries in Scala This article discusses how to write SQL queries in Scala, covering both JDBC and Slick approaches. Learn how to connect to databases, execute queries, and retrieve results … ↗ How-tos Difference Between Object and Class in Scala This article discusses the difference between object and class in Scala, providing a comprehensive overview of their definitions, key differences, and practical use cases. Learn … ↗ How-tos Sealed Traits in Scala This article introduces sealed traits in Scala, explaining their purpose, benefits, and when to use them. Learn how sealed traits enhance type safety and improve pattern matching … ↗ How-tos How to Print Case Classes Like Pretty Printed Tree in Scala This article explores how to print case classes in Scala like a pretty-printed tree. Discover methods using Scala's built-in pretty printer, custom functions, and third-party … ↗ How-tos Three Question Marks in Scala This article explores the use of three question marks (???) in Scala, explaining their role as placeholders for unimplemented code. Discover how to effectively use this syntax for … ↗ How-tos Simple Build Tool in Scala Learn about the Simple Build Tool (SBT) in Scala, a powerful tool for managing dependencies, compiling code, and running tests. This comprehensive guide covers installation, … ↗ How-tos The andThen Function in Scala This article explores the andThen function in Scala, a powerful tool for function composition. Discover how to use andThen to enhance code readability and maintainability through … ↗ How-tos How to Work With Regex in Scala This article talks about how to work with Regex class in Scala. ↗ How-tos How to Merge Two Maps in Scala and Then Sum the Values With the Same Key This article shows different methods to merge two maps in Scala and then sum the values who have the same key ↗ How-tos How to Append Elements to List in Scala This article shows different methods of appending elements to list in Scala ↗ How-tos How to Write Text Into a File in Scala This article will show how to write text into a file in Scala. ↗ How-tos How to Uses of implicit in Scala This article shows the uses of implicit in Scala with examples and outputs. ↗ How-tos How to Print Array in Scala This article shows the different methods on how to print an array in Scala. ↗ How-tos Synchronization in Scala In this tutorial, we will introduce synchronization and demonstrate how to use synchronized in Scala language. ↗ How-tos How to Format Strings in Scala This article introduces the string formatting techniques in Scala. ↗ How-tos How to Find a Substring of String in Scala This article introduces how to find a substring in Scala. ↗