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JavaScript essentials for Node-RED

JavaScript essentials for Node-RED

Instructor: Packt - Course Instructors

Included with Coursera Plus

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8 modules

Gain insight into a topic and learn the fundamentals.

Intermediate level

Recommended experience

1 week to complete

at 10 hours a week

Flexible schedule

Learn at your own pace

8 modules

Gain insight into a topic and learn the fundamentals.

Intermediate level

Recommended experience

1 week to complete

at 10 hours a week

Flexible schedule

Learn at your own pace

What you'll learn

Learn how to declare and manipulate variables using JavaScript’s key data types
Understand how to use loops and conditional statements to control program flow
Master JavaScript functions, including parameter validation and arrow functions
Gain hands-on experience with real-world JavaScript methods and data structures such as arrays and objects

Skills you'll gain

Details to know

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There are 8 modules in this course

This course features Coursera Coach!

A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress through the course. Unlock the power of JavaScript and integrate it seamlessly into your Node-RED applications. This course offers an in-depth exploration of JavaScript fundamentals, from variables and operators to functions and arrays, providing you with a solid foundation for building dynamic applications. With hands-on projects and practical examples throughout, you’ll quickly gain proficiency in using JavaScript in the Node-RED environment. Starting with the basics of variables, data types, and operators, the course gradually introduces more complex topics such as loops, functions, and JavaScript methods. You will be guided step-by-step, building your skills as you tackle increasingly challenging projects, like implementing object storage and creating random number generators. This course is designed for developers, engineers, and anyone eager to learn JavaScript with a focus on Node-RED integration. No prior JavaScript or Node-RED experience is required, making it suitable for beginners. However, a basic understanding of programming concepts is beneficial. The course is beginner-friendly, with a progressive learning curve designed to build confidence and competence. By the end of the course, you will be able to write JavaScript code with confidence, create interactive applications, manipulate arrays and objects, and apply logic statements and loops. You’ll also be able to work with built-in JavaScript methods and deploy your skills in real-world Node-RED projects.

In this module, we will provide an overview of the JavaScript Essentials for Node-RED course. You'll gain a clear understanding of the key concepts, tools, and skills you will learn, with a special focus on how JavaScript interacts with Node-RED for efficient programming. This introduction sets the stage for mastering the fundamentals of JavaScript in the context of Node-RED.

What's included

1 video1 reading

In this module, we will dive into the fundamentals of JavaScript variables and operators. You will learn how to declare variables, apply mathematical and logical operations, and perform type conversions. This section will lay the groundwork for manipulating data efficiently in your JavaScript programs.

What's included

10 videos1 assignment1 plugin

10 videosTotal 65 minutes

Math.random() and Math.floor() function11 minutes
Declaring the variables - var, let, const5 minutes
String: Double quote or Single quote?8 minutes
Number4 minutes
Boolean2 minutes
Undefined and null4 minutes
Typeof and datatype conversion8 minutes
Arithmetic Operators8 minutes
Logical operators2 minutes
Project-17 minutes

1 assignmentTotal 15 minutes

Variables and Operators - Assessment15 minutes

1 pluginTotal 15 minutes

Understanding Variables, Data Types, and Operators in JavaScript15 minutes

In this module, we will explore the power of arrays in JavaScript. You'll learn how to create, manipulate, and sort arrays, as well as apply practical techniques for working with multi-dimensional arrays. This section will provide hands-on experience in data storage and retrieval using arrays.

What's included

10 videos1 assignment1 plugin

10 videosTotal 120 minutes

Understanding Arrays and its properties17 minutes
Project Work12 minutes
Array methods23 minutes
Array sorting (String)5 minutes
Array sorting (Numeric)8 minutes
Array (Minimum and Maximum value)4 minutes
Challenge (LIFO and FIFO)3 minutes
Multi-dimensional arrays9 minutes
Project: Object Storage and Retrieval (using Single-dimension array)24 minutes
Project: Object Storage and Retrieval (using Multi-dimension array)11 minutes

1 assignmentTotal 15 minutes

Arrays - Assessment15 minutes

1 pluginTotal 15 minutes

Understanding Arrays and Multidimensional Arrays in JavaScript15 minutes

In this module, we will explore the concept of JavaScript objects, focusing on how to define, access, and modify their properties. You will also learn about nested objects and arrays, and how to use them to handle complex data within your Node-RED projects. This section provides a solid foundation for understanding object-oriented programming in JavaScript.

What's included

4 videos1 assignment1 plugin

In this module, we will cover the essential logic statements in JavaScript. You will learn how to make decisions in your code using if-else, else if, and switch statements, as well as apply the ternary operator for more concise logic. These concepts are key to building dynamic and responsive JavaScript applications.

What's included

6 videos1 assignment1 plugin

In this module, we will explore JavaScript loops, a fundamental concept for automating repetitive tasks. You will learn how to use various types of loops, including while, do-while, for, and for in/for of. Practical exercises will help you master loop control statements like break and continue.

What's included

12 videos1 assignment1 plugin

12 videosTotal 102 minutes

While and Do while loop11 minutes
Project 16 minutes
For loop5 minutes
Project 215 minutes
Break and Continue7 minutes
Project 313 minutes
Project 44 minutes
'For in' and 'For of' loop6 minutes
Practice Exercises9 minutes
Converting Objects to Arrays5 minutes
Nested loops9 minutes
Practice Exercises6 minutes

1 assignmentTotal 15 minutes

Loops - Assessment15 minutes

1 pluginTotal 15 minutes

Mastering Loops and Data Structures in JavaScript15 minutes

In this module, we will introduce you to functions in JavaScript. You will learn how to define and use functions to break down tasks into manageable units. This section also covers arrow functions, return values, and nested functions, providing you with the tools to write clean, reusable code.

What's included

11 videos1 assignment1 plugin

11 videosTotal 101 minutes

Introduction to Functions7 minutes
Writing a basic function5 minutes
Parameters and arguments in Functions5 minutes
Parameter validation6 minutes
Project 1- Create random numbers with Function6 minutes
Project 2- ASRS with Function Task 1 and 217 minutes
Project 2- ASRS with Function Task 319 minutes
Project 2- ASRS with Function Task 412 minutes
Arrow function, Return value and Variable scope9 minutes
Nested Functions6 minutes
Project 34 minutes

1 assignmentTotal 15 minutes

Functions - Assessment15 minutes

1 pluginTotal 15 minutes

Understanding JavaScript Functions and Scope15 minutes

In this module, we will explore various built-in JavaScript methods that streamline data manipulation. You will learn how to work with string, array, and number methods, as well as mathematical functions. The module also covers Date methods for handling time-based data, essential for creating dynamic applications.

What's included

10 videos3 assignments

10 videosTotal 119 minutes

Parse Int, Float and Number methods5 minutes
Array methods17 minutes
String methods20 minutes
Exercises2 minutes
Number methods9 minutes
Math methods- Find Max. and Min.18 minutes
Math methods- Power, Sqrt, Real to decimal6 minutes
Exercise2 minutes
Date methods26 minutes
Exercise Solution9 minutes

3 assignmentsTotal 90 minutes

Full Course Practice Assessment15 minutes
Built-in JavaScript Methods - Assessment15 minutes
Full Course Assessment60 minutes

Instructor

Packt - Course Instructors

Packt

986 Courses238,111 learners

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Packt

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Frequently asked questions

JavaScript Essentials for Node-RED is a comprehensive course designed to teach you the fundamentals of JavaScript with a specific focus on its application in Node-RED, a popular flow-based development tool for programming IoT devices. This course is relevant because JavaScript is a core technology used in Node-RED to develop custom functionality, manipulate data flows, and integrate different devices and services. By mastering JavaScript essentials, you'll be able to customize and extend your Node-RED workflows effectively.

This course provides a structured introduction to JavaScript with practical applications in Node-RED. You will learn how to work with variables, operators, arrays, objects, functions, and loops in JavaScript, and how to leverage these concepts within the Node-RED environment. The course covers topics such as handling data types, controlling logic flow, sorting arrays, and working with built-in JavaScript methods. By the end, you'll be capable of developing custom Node-RED flows and projects, integrating JavaScript to solve real-world automation and IoT problems.

After completing this course, you will have the skills to write and implement JavaScript code within Node-RED to create custom functions, manipulate data, and optimize automation tasks. You will be proficient in creating variables, managing loops, handling arrays and objects, and using built-in JavaScript methods to enhance your Node-RED projects. This will enable you to extend Node-RED's capabilities and tailor solutions to your specific needs.

This course is designed for beginners and does not require prior JavaScript knowledge. However, familiarity with basic programming concepts such as variables, loops, and conditions will be helpful. A basic understanding of Node-RED is also recommended but not mandatory, as the course will introduce you to how JavaScript integrates within the Node-RED platform.

This course is ideal for anyone looking to enhance their Node-RED skills with JavaScript. It is specifically tailored for those working in IoT, automation, or developers who want to deepen their knowledge of JavaScript and integrate it into their Node-RED projects. Whether you’re an aspiring developer, an IoT enthusiast, or someone who wants to automate tasks and processes using Node-RED, this course will equip you with the tools you need.

The course is designed to be completed in approximately 10 hours of video content. This duration includes detailed explanations, practical demonstrations, and hands-on projects to ensure that you gain a thorough understanding of JavaScript essentials in Node-RED. The actual time to complete the course may vary depending on your pace and the time spent on projects and exercises.