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HTML
Build the structure of every web page: text, links, images, forms, tables and accessible layout.
Come. Read. Go build.
Orbit Code is a serious, offline-friendly programming learning library. Study detailed chapters, work through examples and practice tasks, track your progress, and sign in when you want your progress synced across devices.
Choose a courseLearn step by step
Beginner to advancedEvery course starts with the first line of code and ends with a project, one small chapter at a time.
Example, output, mistakes, practiceChapters show the syntax, working code, the expected output, common mistakes and a practice task.
Sign in to keep progressingLearn offline as a guest, then sign in to sync completed chapters and course progress when an account is configured.
Courses
Eight complete courses. Each one has its own page with a chapter list, detailed chapters and working examples.
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CSS
Style pages with modern CSS: selectors, the box model, Flexbox, Grid, animation and responsive design.
JS
JavaScript
Program the web: variables, functions, objects, the DOM, async code and modern ES modules.
TS
TypeScript
Add a type system to JavaScript: interfaces, generics, narrowing and real project setup.
Py
Python
A friendly first language: data types, control flow, functions, classes, files and modules.
SQL
SQL
Talk to databases: SELECT, filtering, joins, grouping, subqueries, design and indexes.
C
C
Learn how computers really work: memory, pointers, arrays, strings, structs and files.
C++
C++
Modern C++: references, classes, RAII, the standard library, templates and smart pointers.
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