Обсуждение:ODD принципы
Материал из Поле цифровой дидактики
Graph mermaid
Алгоритм игры в GraphViz
PlantUML
Diagrams error (with plantuml command): May 08, 2026 3:30:53 PM java.util.prefs.FileSystemPreferences$1 run WARNING: Couldn't create user preferences directory. User preferences are unusable. May 08, 2026 3:30:53 PM java.util.prefs.FileSystemPreferences$1 run WARNING: java.io.IOException: No such file or directory Error line 4 in file: /tmp/diagrams_in0f958dd57005.plantuml Some diagram description contains errors May 08, 2026 3:30:55 PM java.util.prefs.FileSystemPreferences checkLockFile0ErrorCode WARNING: Could not lock User prefs. Unix error code 2. May 08, 2026 3:30:55 PM java.util.prefs.FileSystemPreferences syncWorld WARNING: Couldn't flush user prefs: java.util.prefs.BackingStoreException: Couldn't get file lock.
