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Programming Fundamentals

Variables, conditions, functions, data structures, algorithms, OOP, Git, the terminal, HTTP and debugging.

15 materials

Web Basics

✓How a website works: frontend, backend and database in plain wordsFundamentals · Beginner · 7 min

Programming Basics

✓Your first JavaScript program: how code turns into actionTutorial · Beginner · 9 min · practice 45–90 min

Variables & Data Types

✓Variables and data typesFundamentals · Beginner · 7 min

Conditions & Loops

✓Conditions and loopsTutorial · Beginner · 7 min · practice 45–90 min

Functions

✓Functions: parameters, return values, scopeTutorial · Beginner · 6 min · practice 45–90 min

Data Structures

✓Arrays, objects, Map and Set: data structures in practiceFundamentals · Beginner · 8 min

Algorithms

✓Algorithms and complexity: Big O without fearFundamentals · Intermediate · 7 min

Object-Oriented Programming

✓OOP: classes, encapsulation, inheritance and compositionFundamentals · Intermediate · 7 min

Terminal & CLI

✓Terminal and command line for developersTutorial · Beginner · 10 min · practice 45–90 min

Git & GitHub

✓Git from scratch: commits, branches, mergingTutorial · Beginner · 8 min · practice 45–90 min ✓GitHub: fork, pull request and code reviewHow-to · Beginner · 9 min · practice 30–60 min

HTTP & JSON

✓HTTP and JSON: requests, responses, headers and data formatFundamentals · Beginner · 9 min

API Fundamentals

✓What is an API in plain words and why a business needs oneFundamentals · Beginner · 7 min

Debugging

✓Debugging: breakpoints, console and reading a stack traceHow-to · Beginner · 7 min · practice 30–60 min

Error Handling

✓Error handling: try/catch, async errors and clear messagesFundamentals · Intermediate · 7 min

Learning paths with this direction

JavaScript from scratch · 9 steps →Markup and layout: HTML and CSS · 7 steps →Java · 6 steps →Spring Boot · 7 steps →Docker and deployment · 8 steps →APIs and integrations · 8 steps →

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