D Language
Course Index
28 Lessons · 3 Sections
Master D Language — C++ done right. Covers templates, ranges, CTFE, mixins, vibe.d, betterC, @safe/@trusted, C/C++ interop & DMD/LDC 2026. Includes 4 builds: CLI tool, vibe.d REST API, high-performance parser & C library interop.
28Lessons
3Sections
4Projects
FreeAccess
Section 1D Language FundamentalsLessons 1–10
Lesson 1
What is D? Systems Programming with High Productivity
Lesson 2
D Setup: DMD, LDC & DUB
Lesson 3
D Basics: Variables, Types & Operators
Lesson 4
Control Flow & Functions
Lesson 5
Arrays, Slices & Associative Arrays
Lesson 6
Classes, Structs & Interfaces
Lesson 7
Templates & Generics in D
Lesson 8
D Ranges: Composable Iteration
Lesson 9
Error Handling: Exceptions & nothrow
Lesson 10
Memory Management: GC, scope & @nogc
Section 2Metaprogramming, Web & ProductionLessons 11–22
Lesson 11
Mixins & Compile-Time Features
Lesson 12
Concurrency: std.parallelism & Fibres
Lesson 13
D & C/C++ Interoperability
Lesson 14
Unit Testing in D
Lesson 15
D for Web: vibe.d Framework
Lesson 16
D for Systems: @safe & @trusted
Lesson 17
DUB: Package Manager
Lesson 18
D Performance vs C++ & Rust
Lesson 19
betterC: Subset Without GC
Lesson 20
D for Game Development
Lesson 21
D vs Rust vs C++ 2026
Lesson 22
D Language in 2026: DMD & LDC Features
Section 3Anti-Patterns, Best Practices & ProjectsLessons 23–28