d2mcpp Changelog

2026/10

Install dependencies from the course manifest

Get the course before running xlings install -y to install the versions pinned in .xlings.json. Align update instructions and verify both Git and d2x downloads in CI. Check upstream latest independently of course dependency upgrades.

• Book: zh / en - 2026/10/21
• Code: first-use CI - 2026/10/21

d2x upgrade and cold-start diagnostics

Upgrade d2x to 2026.10.21.1 and verify the selected executable; bound first Provider startup separately, show preparation and retain raw logs.

• Book: zh / en - 2026/10/20
• Code: first-use CI - 2026/10/20

Environment upgrade and first-use validation

Pin mcpp 2026.10.17.1, add platform setup scripts and fresh/legacy environment checks, and update the Codespaces entry point.

• Book: zh / en - 2026/10/19
• Code: setup / environment recovery - 2026/10/19

2025/11

C++11 - 13 - long long - 64-bit Integer Type

• Book: zh / en - 2025/11/03
• Code: zh / en - 2025/11/03

C++11 - 12 - nullptr - Pointer Literal

• Book: zh / en - 2025/11/02
• Code: zh / en - 2025/11/02

2025/09

C++11 - 11 - Inherited Constructors

• video: Bili / Youtube / Code

2025/08

C++11 - 11 - Inherited Constructors

• code-0 / code-1 / code-2 - 2025/08/29
• book - 2025/08/28
• video - todo

C++11 - 10 - Delegating Constructors

• video / anim-code - 2025/08/04
• code-0 / code-1 - 2025/08/02
• book - 2025/08/01

Practice Detection Command

d2x checker delegating-constructors