Course Content
Introduction to programming
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Code
Statements
Expressions
Executing a Program
Program Output
Program Input
Operators
Values and Types
Code Comments
Variables
Blocks
Conditionals
Loops
Loop Practice Questions
Functions
Functions Practice questions
Scopes
Practice Question – Building a Quiz Game in JavaScript
Introduction
What you will learn
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What is JavaScript and why is it important?
The History of JavaScript
JavaScript syntax and variables
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Where to Write JavaScript Code
JavaScript syntax and variables
Data types and Values
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Data types and values
JavaScript Functions and Objects
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Defining and invoking functions
Function parameters and return values
JavaScript objects and properties
Objects
Arrays
Multidimensional Arrays
Functions
Scopes
Built-in Type Methods
Comparing Values and Coercion
Truthy and Falsy
Conditionals/Control flows
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Conditionals
Strict Mode
Closure
Module
this Identifier
Prototypes
Polyfilling
Transpiling
Loops
JavaScript DOM Manipulation
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Non Javascript Javascript
DOM Cheetsheet
Events
The HTML DOM (Document Object Model)
JavaScript Selectors
Changing HTML Elements
Creating,Inserting,InsertBefore, Removing and Replacing HTML elements
JavaScript DOM Events
The BOM (Browser Object Model)
The Window Object
Object-oriented programming in JavaScript
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Object-oriented programming in JavaScript
Error handling and debugging in JavaScript
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Error handling and debugging in JavaScript
JavaScript functions for string and array manipulation
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JavaScript functions for string and array manipulation
Event handling with JavaScript
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Event handling with JavaScript
Asynchronous JavaScript and Promises
JavaScript Libraries and Frameworks
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JavaScript libraries and frameworks
JavaScript APIs
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Working with APIs in JavaScript
JSON and AJAX in JavaScript
Web APIs for location and storage
Third-party APIs integration
JavaScript Best Practices and Optimization
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Writing clean and efficient JavaScript
JavaScript testing and debugging
JavaScript code optimization techniques
JavaScript security best practices
Project Work
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Building a web application using JavaScript
Implementing DOM manipulation and event handling
Testing and debugging the application
Deploying the application to a live server
JavaScript
About Lesson

The History of JavaScript

  • Creation and Early Days (1995-1997)

    • JavaScript was created by Brendan Eich, a programmer at Netscape Communications Corporation (now Mozilla Corporation), in just 10 days in May 1995.
    • Initially named “Mocha” and later “LiveScript,” it was eventually renamed JavaScript to leverage the popularity of Java.
    • JavaScript was introduced in Netscape Navigator 2.0 beta.

  • Standardization and ECMAScript (1997-1999)

    • To standardize the language, Netscape submitted JavaScript to Ecma International, leading to the creation of the ECMAScript standard.
    • The first standardized version was ECMAScript 1 (ES1) in June 1997.
    • Subsequent versions included ES2 (1998) and ES3 (1999), which introduced many of the features that form the basis of modern JavaScript.

  • Growth and DOM (2000s)

    • The early 2000s saw the rise of Dynamic HTML (DHTML), which leveraged JavaScript to manipulate the Document Object Model (DOM) and enable dynamic web interactions.
    • ES4 was abandoned due to disagreements among stakeholders, leading to a focus on incremental improvements.

  • AJAX and Web 2.0 (Mid-2000s)

    • Asynchronous JavaScript and XML (AJAX) became popular, allowing web pages to update content without full page reloads.
    • Libraries like jQuery emerged to simplify cross-browser JavaScript development.
    • The term “Web 2.0” highlighted the shift towards more interactive and dynamic web experiences.

  • ECMAScript 5 (2009)

    • ECMAScript 5 (ES5) was released, bringing significant enhancements to the language, including JSON support, strict mode, and improved array handling.

  • Node.js and Modernization (2010s)

    • Ryan Dahl introduced Node.js in 2009, allowing JavaScript to be used on the server-side, further popularizing the language.
    • ECMAScript 6 (ES6) was released in 2015, bringing major additions like arrow functions, classes, modules, and Promises.

  • Frameworks and Libraries (2010s)

    • JavaScript frameworks and libraries like Angular, React, and Vue.js gained prominence, making it easier to build complex web applications.

  • ECMAScript Evolution (2016-Present)

    • ECMAScript continued to evolve with annual releases, introducing features like async/await, destructuring, spread/rest operators, and more.

  • TypeScript (2012-Present)

    • Microsoft introduced TypeScript, a superset of JavaScript that adds static typing and advanced tooling for larger projects.

  • Modern Ecosystem and Beyond

    • The JavaScript ecosystem expanded with tools like webpack, Babel, and a plethora of npm packages.
    • Progressive Web Apps (PWAs), serverless architecture, and cross-platform app development became key trends.
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