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Mastering JavaScript Functional Programming

Mastering JavaScript Functional Programming

By : Federico Kereki
4.2 (6)
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Mastering JavaScript Functional Programming

Mastering JavaScript Functional Programming

4.2 (6)
By: Federico Kereki

Overview of this book

Functional programming is a paradigm for developing software with better performance. It helps you write concise and testable code. To help you take your programming skills to the next level, this comprehensive book will assist you in harnessing the capabilities of functional programming with JavaScript and writing highly maintainable and testable web and server apps using functional JavaScript. This second edition is updated and improved to cover features such as transducers, lenses, prisms and various other concepts to help you write efficient programs. By focusing on functional programming, you’ll not only start to write but also to test pure functions, and reduce side effects. The book also specifically allows you to discover techniques for simplifying code and applying recursion for loopless coding. Gradually, you’ll understand how to achieve immutability, implement design patterns, and work with data types for your application, before going on to learn functional reactive programming to handle complex events in your app. Finally, the book will take you through the design patterns that are relevant to functional programming. By the end of this book, you’ll have developed your JavaScript skills and have gained knowledge of the essential functional programming techniques to program effectively.
Table of Contents (17 chapters)
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1
Technical Requirements
14
Bibliography

Questions

8.1. Headline capitalization: Let's define headline-style capitalization, so ensure that a sentence is all written in lowercase, except the first letter of each word. (The real definition of this style is more complicated, so let's simplify it for this question.) Write a headline(sentence) function that will receive a string as an argument and return an appropriately capitalized version. Spaces separate words. Build this function by composing smaller functions:

 console.log(headline("Alice's ADVENTURES in WoNdErLaNd")); 
// Alice's Adventures In Wonderland

8.2. Pending tasks: A web service returns a result such as the following, showing, person by person, all their assigned tasks. Tasks may be finished (done===true) or pending (done===false). Your goal is to produce an array with the IDs of the pending tasks for a given person...

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