Mobile Development and JavaScript from Coursera

This course is the first in a series that will allow you to expand your skills as an Android developer into the world of cross-platform mobile development. This will allow you to use your foundations as an Android developer to build cross-platform mobile applications. The first step in this expansion is learning to program in JavaScript. This will prepare you to learn to use the React library for mobile development.

JavaScript is the programming language that powers the modern web. In this course, you will learn the basic concepts of web development with JavaScript. You will work with functions, objects, arrays, variables, data types, the HTML DOM, and much more. You will learn how to use JavaScript and discover interactive possibilities with modern JavaScript technologies. Finally, you will learn about the practice of testing code and how to write a unit test using Jest.

This course can be applied to multiple Specializations or Professional Certificates programs. Completing this course will count towards your learning in any of the following programs:

• Meta Android Developer Professional Certificate

• Meta iOS Developer Professional Certificate

By the end of this course you will be able to:

• Explain the basic concepts of web development with Javavscript.

• Practice using functions, objects, arrays, variables, data types, the HTML DOM, and much more.

• Use JavaScript within the React framework

• Practice testing code and how to write a unit test using Jest

What's inside

Syllabus

Introduction to Javascript

In this module, you are introduced to JavaScript. You'll learn why JavaScript is so integral to software development. And you'll get an overview of how to write JavaScript code inside the browser. Furthermore, you will learn about the most common operators as well as conditional statements and loops.

The building blocks of a program

Here you'll learn how to use objects, arrays and functions. In addition, you will learn about the most common built-in methods, and the difference between undefined, null and empty strings. And you'll explore both error handling and defensive programming.

Programming paradigms

This module is about functional programming and the object oriented programming paradigm. You will learn what scope is in JavaScript. You'll explore the differences between var, let and const. And you'll learn how to use classes and inheritance in object oriented programming. Additionally, you'll explore how to use write JavaScript using modern features like spread and rest. You will build code that can manipulate the DOM and handle events. And you will use JSON in JavaScript.

Testing and compatibility

Here you will learn about Node.js and npm. And you will explore how to install npm packages and how to work with package.json. Furthermore, you will learn about testing in JavaScript and you'll code a simple unit test in Jest.

Final Project

In the final module, you'll learn about the graded assessment. After you complete the individual units in this module, you'll synthesize the skills you gained from the course to create code for the "Little lemon receipt maker". You'll also have to opportunity to reflect on the course content and the learning path that lies ahead.

Good to know

Know what's good

, what to watch for

, and possible dealbreakers

Introduces core JavaScript concepts and constructs relevant to web development, including functions, variables, and data types

Emphasizes hands-on practices with functions, arrays, objects, and other essential JavaScript building blocks for code proficiency

Covers fundamental programming principles such as functional and object-oriented programming, enhancing learners' code design and problem-solving skills

Provides practical knowledge of unit testing with Jest, equipping learners with essential debugging and code reliability techniques

Employs real-world coding projects like the "Little Lemon Receipt Maker," reinforcing practical application of JavaScript skills

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Mobile Development and JavaScript with these activities:

Review lecture notes and course materials

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Stay ahead by regularly reviewing the lecture notes and other course materials. This will help you identify areas that need extra attention and reinforce what you learn during class.

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After each lecture, take some time to review your notes.
Summarize the key points and concepts in your own words.
Organize and file your notes for easy retrieval later on.

Review HTML and CSS

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Get a good understanding of HTML and CSS before you get started. You can review the basics of these frameworks by browsing the Mozilla Developer Network online docs or by taking a freeCodeCamp course.

Browse courses on HTML

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Read the Mozilla Developer Network documentation for HTML and CSS.
Complete the freeCodeCamp HTML and CSS course.

Solve JavaScript coding challenges

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Practice applying the JavaScript concepts you learn via coding challenges. This will help you grasp them more deeply.

Browse courses on JavaScript

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Create an account on CodeChef or HackerRank.
Solve at least 10 easy-level challenges per week.

Six other activities

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Build small JavaScript projects

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Build hands-on projects to apply your JavaScript knowledge and gain practical experience.

Browse courses on JavaScript

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Choose a simple project idea, such as a to-do list or a calculator.
Plan the project and design the user interface.
Write the JavaScript code for the project.
Test and debug the project.

Syntax Drills

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Complete syntax exercises to solidify your understanding of JavaScript fundamentals.

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Sign up for a coding challenge website or platform.
Start practicing syntax challenges.
Review solutions to improve your understanding.

Attend meetups and conferences

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Attend meetups or conferences to connect with other JavaScript enthusiasts, learn about industry trends, and get insights from experts.

Browse courses on JavaScript

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Find local JavaScript meetups or conferences.
Attend at least one meetup or conference per month.
Network with other attendees and speakers.

Contribute to open-source JavaScript projects

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Enhance your JavaScript skills and connect with the community by contributing to open-source projects.

Browse courses on JavaScript

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Find open-source JavaScript projects on platforms like GitHub.
Identify areas where you can contribute.
Fork the project and make changes.
Submit a pull request with your contributions.

Mentor junior JavaScript developers

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Become a mentor to junior JavaScript developers to solidify your understanding, contribute to the community, and make a positive impact.

Browse courses on JavaScript

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Join a mentorship program or find a mentee through your network.
Provide guidance and support to your mentee.
Share your knowledge and expertise with your mentee.
Track your mentee's progress and provide feedback.

Participate in JavaScript hackathons

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Challenge yourself by participating in hackathons and showcase your JavaScript skills while collaborating with others.

Browse courses on JavaScript

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Find JavaScript hackathons that align with your interests.
Form a team or participate as an individual.
Plan and develop a project within the given time frame.
Present your project to the judges.

Career center

Learners who complete Mobile Development and JavaScript will develop knowledge and skills that may be useful to these careers:

JavaScript Developer

**JavaScript Developers** specialize in the development of web applications using JavaScript. They work on the client-side logic, user interface, and data interaction of web applications. This course is a perfect fit for aspiring JavaScript Developers as it provides a comprehensive introduction to JavaScript, covering its fundamentals, programming principles, and testing methodologies. By gaining proficiency in JavaScript, you will be able to develop interactive and responsive web applications and contribute to the growth of the web development industry.

See salaries and explore the career path for JavaScript Developer

React Developer

**React Developers** are responsible for building and maintaining user interfaces for web applications using React, a popular JavaScript library. This course offers a valuable introduction to React development, as it covers the fundamentals of JavaScript, the React library, and its ecosystem. By gaining proficiency in JavaScript and learning about React concepts, you will be well-equipped to develop dynamic and engaging user interfaces for web applications and pursue a career in React development.

See salaries and explore the career path for React Developer

Mobile Developer

**Mobile Developers** create and maintain mobile applications for smartphones and tablets. They work on the design, development, and deployment of mobile apps. This course offers an excellent introduction to mobile development with JavaScript, as it covers the basics of JavaScript programming and introduces React, a popular framework for building cross-platform mobile applications. By gaining proficiency in JavaScript and learning about mobile development concepts, you will be well-equipped to develop and maintain mobile applications for various platforms.

See salaries and explore the career path for Mobile Developer

Full-Stack Developer

**Full-Stack Developers** are responsible for both the front-end and back-end development of a website or application. They work on the entire software stack, from the user interface to the server-side logic. This course provides a comprehensive introduction to both front-end and back-end development with JavaScript. By learning about web development concepts, programming principles, and testing methodologies, you will gain the foundation necessary to become a versatile Full-Stack Developer and work on all aspects of web application development.

See salaries and explore the career path for Full-Stack Developer

Node.js Developer

**Node.js Developers** specialize in developing server-side applications using Node.js, a JavaScript runtime environment. This course will be beneficial for aspiring Node.js Developers as it introduces Node.js and its ecosystem, covering topics such as npm, package management, and testing in JavaScript. By gaining proficiency in JavaScript and learning about Node.js, you will be well-equipped to develop scalable and efficient server-side applications and pursue a career in Node.js development.

See salaries and explore the career path for Node.js Developer

Front-End Developer

**Front-End Developers** are responsible for the design and implementation of the user interface of a website or application. They work on the visual elements of the website, such as the layout, typography, and colors. This course will be highly beneficial for aspiring Front-End Developers as it delves into the basics of web development with JavaScript, including the HTML DOM and event handling. By gaining a solid understanding of these concepts, you will be well-positioned to create visually appealing and interactive user interfaces for web applications.

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Web Developer

**Web Developers** create and maintain websites and web applications. They work with the design, development, and maintenance of websites and their associated applications. This course provides a comprehensive introduction to web development with JavaScript, covering the fundamentals of programming and web technologies. By gaining proficiency in JavaScript and learning about web development concepts, you will be well-equipped to enter the field of Web Development and build your career in this exciting industry.

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Software Developer

**Software Developers** work on a wide range of software products and systems. They write code to build new programs, improve existing ones, or fix bugs. This course offers an excellent foundation for Software Developers by teaching the basics of web development with JavaScript. By learning about functions, objects, arrays, variables, data types, the HTML DOM, and more, you will gain the skills necessary to develop and maintain web applications. Additionally, the course introduces React, a JavaScript library for building user interfaces, allowing you to expand your skillset and create dynamic and interactive web applications.

See salaries and explore the career path for Software Developer

Software Engineer

**Software Engineers** design, develop, test, and maintain software systems. They work on a wide range of software products and applications. This course provides a strong foundation for Software Engineers by introducing the basics of JavaScript and its application in web development. By gaining proficiency in JavaScript and learning about software development concepts, you will be well-equipped to contribute to software engineering projects and pursue a career in this field.

See salaries and explore the career path for Software Engineer

Back-End Developer

**Back-End Developers** are responsible for the server-side logic and data management of a website or application. They work on the code that processes data, interacts with databases, and handles the overall functionality of the application. This course provides a strong foundation for Back-End Developers by introducing JavaScript and its essential concepts. By learning about programming principles, data structures, and testing methodologies, you will gain a deeper understanding of back-end development, enabling you to build robust and scalable web applications.

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Data Scientist

**Data Scientists** use data analysis and machine learning techniques to extract insights from data and solve real-world problems. This course may be useful for aspiring Data Scientists as it introduces the basics of JavaScript, a versatile language that can be used for data analysis and visualization. By gaining proficiency in JavaScript, you will be able to contribute to data science projects and pursue a career in this growing field.

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Web Designer

**Web Designers** create the visual appearance of websites and web applications. They work on the layout, typography, and colors of websites. This course may be useful for aspiring Web Designers as it introduces the basics of web development with JavaScript, including the HTML DOM and CSS. By gaining a basic understanding of these concepts, you will be able to collaborate with web designers and understand the technical aspects of web design.

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Information Technology Specialist

**Information Technology Specialists** provide technical support and maintenance for computer systems and networks. This course may be useful for aspiring Information Technology Specialists as it introduces the basics of JavaScript and its application in web development. By gaining proficiency in JavaScript, you will be better prepared to troubleshoot and resolve technical issues in web environments.

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Project Manager

**Project Managers** plan, execute, and close projects. They work on a wide range of projects, including software development projects. This course may be useful for aspiring Project Managers as it introduces the basics of JavaScript and its application in web development. By gaining a basic understanding of these concepts, you will be able to communicate with technical teams and manage software development projects effectively.

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Business Analyst

**Business Analysts** analyze business needs and develop solutions to improve business processes. This course may be useful for aspiring Business Analysts as it introduces the basics of JavaScript and its application in web development. By gaining a basic understanding of these concepts, you will be able to communicate with technical teams and understand the technical aspects of business solutions.

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