id stringlengths 11 41 | messages listlengths 3 3 | metadata unknown | source unknown | split stringclasses 1
value | split_origin stringclasses 4
values | task_type stringclasses 7
values |
|---|---|---|---|---|---|---|
synth_code_to_explanation_3472_0040 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'dart:ui' show lerpDouble;\nimport 'package:flutter/foundation.dart' show clampDouble;\nimport 'package... | {
"accepted_by": "synthetic_generation",
"code_len": 12134,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": ... | {
"derived_from": "flutter_code_with_questions_3401_3600_eng.csv",
"original_row": "72",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2605_0041 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const FadeTransitionExampleApp());\nclass FadeTransitionExampleApp extends StatelessWi... | {
"accepted_by": "synthetic_generation",
"code_len": 1799,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2601_2800_eng.csv",
"original_row": "5",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2582_0044 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const SliverCrossAxisGroupExampleApp());\nclass SliverCrossAxisGroupExampleApp extends... | {
"accepted_by": "synthetic_generation",
"code_len": 2357,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2401_2600_eng.csv",
"original_row": "182",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_844_0045 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport '../../gallery/demo.dart';\nclass NavigationIconView {\n NavigationIconView({\n required Widget i... | {
"accepted_by": "synthetic_generation",
"code_len": 6533,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_801_1000_eng.csv",
"original_row": "44",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2157_0046 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const BottomNavigationBarExampleApp());\nclass BottomNavigationBarExampleApp extends S... | {
"accepted_by": "synthetic_generation",
"code_len": 2538,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2001_2200_eng.csv",
"original_row": "157",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3827_0047 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:async';\nimport 'package:flutter/painting.dart';\nimport 'package:flutter/scheduler.dart';\nimport 'disposable_build_context.d... | {
"accepted_by": "synthetic_generation",
"code_len": 1583,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3801_4000_eng.csv",
"original_row": "27",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2351_0048 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const SwitchListTileApp());\nclass SwitchListTileApp extends StatelessWidget {\n cons... | {
"accepted_by": "synthetic_generation",
"code_len": 1061,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2201_2400_eng.csv",
"original_row": "151",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3836_0049 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:async';\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/gestures.dart';\nimport 'package:flutter/physics.d... | {
"accepted_by": "synthetic_generation",
"code_len": 17498,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": ... | {
"derived_from": "flutter_code_with_questions_3801_4000_eng.csv",
"original_row": "36",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3557_0050 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:ui' show lerpDouble;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/widgets.dart';\nimport 'theme.dart';\... | {
"accepted_by": "synthetic_generation",
"code_len": 6343,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3401_3600_eng.csv",
"original_row": "157",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_4357_0053 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/rendering.dart';\nimport 'package:flutter_test/flutter_test.dart';\nimport 'rendering_tester.dart';\nint layouts = 0;\nclass ... | {
"accepted_by": "synthetic_generation",
"code_len": 2065,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_4201_4400_eng.csv",
"original_row": "157",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2289_0054 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/gestures.dart';\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const LabeledRadioApp());\nclass LabeledRadio... | {
"accepted_by": "synthetic_generation",
"code_len": 2907,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2201_2400_eng.csv",
"original_row": "89",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3221_0055 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport 'package:flutter/rendering.dart';\nimport '../rendering/src/solid_color_box.dart';\nvoid addFlexChild... | {
"accepted_by": "synthetic_generation",
"code_len": 3457,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_3201_3400_eng.csv",
"original_row": "21",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1584_0058 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\n@DefaultAsset('skwasm')\nlibrary skwasm_impl;\nimport 'dart:ffi';\nimport 'package:ui/src/engine/skwasm/skwasm_impl.dart';\nfinal class RawFontCollec... | {
"accepted_by": "synthetic_generation",
"code_len": 1642,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question"
],
"merged_at": "2026-07-11",
"merged_from"... | {
"derived_from": "flutter_code_with_questions_1401_1600_eng.csv",
"original_row": "184",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1281_0060 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'template.dart';\nclass ButtonTemplate extends TokenTemplate {\n const ButtonTemplate(\n this.tokenGroup,\n super.blockName,\n super... | {
"accepted_by": "synthetic_generation",
"code_len": 6125,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question"
],
"merged_at": "2026-07-11",
"merged_from"... | {
"derived_from": "flutter_code_with_questions_1201_1400_eng.csv",
"original_row": "81",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1034_0061 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/material.dart';\nimport 'package:flutter/scheduler.dart' show timeDilation;\nimpor... | {
"accepted_by": "synthetic_generation",
"code_len": 2823,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1001_1200_eng.csv",
"original_row": "34",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1592_0062 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\n@DefaultAsset('skwasm')\nlibrary skwasm_impl;\nimport 'dart:ffi';\nimport 'package:ui/src/engine/skwasm/skwasm_impl.dart';\nfinal class RawShader ext... | {
"accepted_by": "synthetic_generation",
"code_len": 3128,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question"
],
"merged_at": "2026-07-11",
"merged_from"... | {
"derived_from": "flutter_code_with_questions_1401_1600_eng.csv",
"original_row": "192",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1224_0063 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport 'package:flutter/services.dart';\nvoid main() {\n runApp(\n MaterialApp(\n title: 'Hardware ... | {
"accepted_by": "synthetic_generation",
"code_len": 2548,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1201_1400_eng.csv",
"original_row": "24",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3450_0064 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'package:flutter/widgets.dart';\nimport 'colors.dart';\nimport 'theme.dart';\nabstract final class Elev... | {
"accepted_by": "synthetic_generation",
"code_len": 2679,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3401_3600_eng.csv",
"original_row": "50",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_281_0065 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/gestures.dart' show DragStartBehavior;\nimport 'package:flutter/material.dart';\nimport 'package:flutter/rendering.dart'\n ... | {
"accepted_by": "synthetic_generation",
"code_len": 10650,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materi... | {
"derived_from": "flutter_code_with_questions_201_400_eng.csv",
"original_row": "81",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1366_0067 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport 'package:flutter/rendering.dart';\nimport 'package:flutter/scheduler.dart';\nimport 'package:flutter_... | {
"accepted_by": "synthetic_generation",
"code_len": 6185,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1201_1400_eng.csv",
"original_row": "166",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3409_0068 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:ui' show lerpDouble;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/widgets.dart';\nimport 'button_theme.... | {
"accepted_by": "synthetic_generation",
"code_len": 5650,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3401_3600_eng.csv",
"original_row": "9",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2476_0069 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const FocusExampleApp());\nclass FocusExampleApp extends StatelessWidget {\n const Fo... | {
"accepted_by": "synthetic_generation",
"code_len": 1207,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2401_2600_eng.csv",
"original_row": "76",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1140_0070 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport 'package:flutter/rendering.dart';\nvoid main() {\n print('called main');\n runApp(const MaterialApp... | {
"accepted_by": "synthetic_generation",
"code_len": 770,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_material... | {
"derived_from": "flutter_code_with_questions_1001_1200_eng.csv",
"original_row": "140",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1827_0072 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary fuchsia_builtin;\nimport 'dart:async';\nimport 'dart:io';\nimport 'dart:_internal' show VMLibraryHooks;\nvoid _print(arg) {\n _Logger._print... | {
"accepted_by": "synthetic_generation",
"code_len": 1212,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question"
],
"merged_at": "2026-07-11",
"merged_from"... | {
"derived_from": "flutter_code_with_questions_1801_2000_eng.csv",
"original_row": "27",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3442_0077 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'package:flutter/gestures.dart' show DragStartBehavior;\nimport 'package:flutter/widgets.dart';\nimport 'colors.dart';\nimport 'debu... | {
"accepted_by": "synthetic_generation",
"code_len": 14803,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": ... | {
"derived_from": "flutter_code_with_questions_3401_3600_eng.csv",
"original_row": "42",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_284_0078 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport 'stock_types.dart';\nclass StockSettings extends StatefulWidget {\n const StockSettings(this.configu... | {
"accepted_by": "synthetic_generation",
"code_len": 7473,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_201_400_eng.csv",
"original_row": "84",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2277_0083 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nclass MyDataSource extends DataTableSource {\n @override\n int get rowCount => 3;\n @override\n DataRow?... | {
"accepted_by": "synthetic_generation",
"code_len": 1730,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2201_2400_eng.csv",
"original_row": "77",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1082_0085 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:animations/animations.dart';\nimport 'package:flutter/material.dart';\nimport 'package:google_fonts/google_fonts.dart';\nimport 'pack... | {
"accepted_by": "synthetic_generation",
"code_len": 11265,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materi... | {
"derived_from": "flutter_code_with_questions_1001_1200_eng.csv",
"original_row": "82",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1354_0086 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:collection';\nimport 'dart:convert' show LineSplitter;\nimport 'dart:io';\nimport 'package:args/args.dart';\nimport 'package:meta/meta.d... | {
"accepted_by": "synthetic_generation",
"code_len": 17960,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materi... | {
"derived_from": "flutter_code_with_questions_1201_1400_eng.csv",
"original_row": "154",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2471_0088 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const TextEditingControllerExampleApp());\nclass TextEditingControllerExampleApp exten... | {
"accepted_by": "synthetic_generation",
"code_len": 1514,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2401_2600_eng.csv",
"original_row": "71",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3509_0090 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'package:flutter/widgets.dart';\nimport 'list_tile.dart';\nimport 'list_tile_theme.dart';\nimport 'material_state.dart';\nimport 'ra... | {
"accepted_by": "synthetic_generation",
"code_len": 6555,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3401_3600_eng.csv",
"original_row": "109",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_310_0091 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:async';\nimport 'dart:convert';\nimport 'dart:io' hide Platform;\nimport 'package:platform/platform.dart' show LocalPlatform, Platform;\... | {
"accepted_by": "synthetic_generation",
"code_len": 2802,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question"
],
"merged_at": "2026-07-11",
"merged_from"... | {
"derived_from": "flutter_code_with_questions_201_400_eng.csv",
"original_row": "110",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_4144_0093 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport 'package:flutter/rendering.dart';\nimport 'package:flutter_test/flutter_test.dart';\nvoid main() {\n ... | {
"accepted_by": "synthetic_generation",
"code_len": 12157,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materi... | {
"derived_from": "flutter_code_with_questions_4001_4200_eng.csv",
"original_row": "144",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3276_0096 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'package:flutter/widgets.dart';\nimport 'colors.dart';\nimport 'theme.dart';\nconst double _kMarginTop = 22.0;\nconst EdgeInsetsDire... | {
"accepted_by": "synthetic_generation",
"code_len": 8184,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3201_3400_eng.csv",
"original_row": "76",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2192_0097 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/cupertino.dart';\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const AdaptiveAlertDialogApp());\nclass Adap... | {
"accepted_by": "synthetic_generation",
"code_len": 2164,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2001_2200_eng.csv",
"original_row": "192",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1070_0098 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:math' as math;\nimport 'package:animations/animations.dart';\nimport 'package:flutter/material.dart';\nimport 'package:flutter/rendering... | {
"accepted_by": "synthetic_generation",
"code_len": 13975,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materi... | {
"derived_from": "flutter_code_with_questions_1001_1200_eng.csv",
"original_row": "70",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3970_0099 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:async';\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter_test/flutter_test.dart';\nclass TestBinding extends BindingB... | {
"accepted_by": "synthetic_generation",
"code_len": 2732,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3801_4000_eng.csv",
"original_row": "170",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_853_0101 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport '../../gallery/demo.dart';\n@visibleForTesting\nenum Location { Barbados, Bahamas, Bermuda }\ntypedef... | {
"accepted_by": "synthetic_generation",
"code_len": 11183,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materi... | {
"derived_from": "flutter_code_with_questions_801_1000_eng.csv",
"original_row": "53",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2515_0106 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const RestorablePushExampleApp());\nclass RestorablePushExampleApp extends StatelessWi... | {
"accepted_by": "synthetic_generation",
"code_len": 1284,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2401_2600_eng.csv",
"original_row": "115",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3510_0109 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:ui' show lerpDouble;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/rendering.dart';\nimport 'package:flu... | {
"accepted_by": "synthetic_generation",
"code_len": 4277,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3401_3600_eng.csv",
"original_row": "110",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3572_0110 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'package:flutter/foundation.dart';\nimport 'basic_types.dart';\nimport 'border_radius.dart';\nimport 'b... | {
"accepted_by": "synthetic_generation",
"code_len": 13073,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": ... | {
"derived_from": "flutter_code_with_questions_3401_3600_eng.csv",
"original_row": "172",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1072_0111 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport '../../data/gallery_options.dart';\nimport '../../gallery_localizations.dart';\nimport '../../layout/... | {
"accepted_by": "synthetic_generation",
"code_len": 9415,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1001_1200_eng.csv",
"original_row": "72",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2639_0116 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/cupertino.dart';\nimport 'package:flutter_api_samples/cupertino/list_section/list_section_inset.0.dart' as example;\nimport '... | {
"accepted_by": "synthetic_generation",
"code_len": 962,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_cupertin... | {
"derived_from": "flutter_code_with_questions_2601_2800_eng.csv",
"original_row": "39",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2274_0119 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const PageTransitionsThemeApp());\nclass PageTransitionsThemeApp extends StatelessWidg... | {
"accepted_by": "synthetic_generation",
"code_len": 1613,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2201_2400_eng.csv",
"original_row": "74",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1149_0121 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/material.dart';\nimport 'package:flutter_driver/driver_extension.dart';\nvoid main... | {
"accepted_by": "synthetic_generation",
"code_len": 2117,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1001_1200_eng.csv",
"original_row": "149",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2513_0128 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const SystemGestureInsetsExampleApp());\nclass SystemGestureInsetsExampleApp extends S... | {
"accepted_by": "synthetic_generation",
"code_len": 1280,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2401_2600_eng.csv",
"original_row": "113",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_255_0129 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:io';\nimport 'package:flutter/material.dart';\nimport 'package:google_mobile_ads/google_mobile_ads.dart';\nvoid main() {\n runApp(const... | {
"accepted_by": "synthetic_generation",
"code_len": 1468,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_201_400_eng.csv",
"original_row": "55",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3604_0130 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart';\nimport 'basic_types.dart';\nimport 'text_style.dart';\n@immutable\nclass StrutStyle with Diagnos... | {
"accepted_by": "synthetic_generation",
"code_len": 6140,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3601_3800_eng.csv",
"original_row": "4",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_4127_0133 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/gestures.dart';\nimport 'package:flutter/material.dart';\nimport 'package:flutter/rendering.dart';\nimport 'package:flutter_t... | {
"accepted_by": "synthetic_generation",
"code_len": 40864,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materi... | {
"derived_from": "flutter_code_with_questions_4001_4200_eng.csv",
"original_row": "127",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3288_0134 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:collection';\nimport 'dart:math' as math;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/rendering.dart';... | {
"accepted_by": "synthetic_generation",
"code_len": 20206,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": ... | {
"derived_from": "flutter_code_with_questions_3201_3400_eng.csv",
"original_row": "88",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1496_0136 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\n@JS()\nlibrary configuration;\nimport 'dart:js_interop';\nimport 'package:meta/meta.dart';\nimport 'canvaskit/renderer.dart';\nimport 'dom.dart';\nFl... | {
"accepted_by": "synthetic_generation",
"code_len": 6879,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question"
],
"merged_at": "2026-07-11",
"merged_from"... | {
"derived_from": "flutter_code_with_questions_1401_1600_eng.csv",
"original_row": "96",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3610_0137 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:math' as math;\nimport 'package:flutter/foundation.dart';\nimport 'simulation.dart';\nexport 'tolerance.dart' show Tolerance;\ndouble _n... | {
"accepted_by": "synthetic_generation",
"code_len": 3936,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3601_3800_eng.csv",
"original_row": "10",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3400_0138 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:ui' show lerpDouble;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/widgets.dart';\nimport 'theme.dart';\... | {
"accepted_by": "synthetic_generation",
"code_len": 4595,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3201_3400_eng.csv",
"original_row": "200",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1282_0140 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'template.dart';\nclass CardTemplate extends TokenTemplate {\n const CardTemplate(\n this.tokenGroup,\n super.blockName,\n super.fil... | {
"accepted_by": "synthetic_generation",
"code_len": 1268,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question"
],
"merged_at": "2026-07-11",
"merged_from"... | {
"derived_from": "flutter_code_with_questions_1201_1400_eng.csv",
"original_row": "82",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3460_0144 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/widgets.dart';\nimport 'scaffold.dart';\nco... | {
"accepted_by": "synthetic_generation",
"code_len": 15443,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": ... | {
"derived_from": "flutter_code_with_questions_3401_3600_eng.csv",
"original_row": "60",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_870_0147 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport '../../gallery/demo.dart';\nconst String _checkboxText =\n 'Checkboxes allow the user to select mu... | {
"accepted_by": "synthetic_generation",
"code_len": 5486,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_801_1000_eng.csv",
"original_row": "70",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3405_0151 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'package:flutter/gestures.dart';\nimport 'package:flutter/rendering.dart';\nimport 'package:flutter/wid... | {
"accepted_by": "synthetic_generation",
"code_len": 29539,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": ... | {
"derived_from": "flutter_code_with_questions_3401_3600_eng.csv",
"original_row": "5",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1210_0152 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:async';\nimport 'dart:js_interop';\nimport 'dart:ui' as ui;\nimport 'dart:ui_web';\nimport 'package:flutter/material.dart';\nimport 'pac... | {
"accepted_by": "synthetic_generation",
"code_len": 3844,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1201_1400_eng.csv",
"original_row": "10",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_141_0153 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:ui' as ui;\nimport 'package:flutter/material.dart';\nimport 'recorder.dart';\nclass BenchWidgetRecorder extends WidgetRecorder {\n Benc... | {
"accepted_by": "synthetic_generation",
"code_len": 1137,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1_200_eng.csv",
"original_row": "141",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_17_0154 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport '../utils.dart';\nimport 'use_cases.dart';\nclass RadioListTileUseCase extends UseCase {\n @override... | {
"accepted_by": "synthetic_generation",
"code_len": 1407,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1_200_eng.csv",
"original_row": "17",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_4355_0155 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/animation.dart';\nimport 'package:flutter/rendering.dart';\nimport 'package:flutter_test/flutter_test.dart';\nimport 'renderi... | {
"accepted_by": "synthetic_generation",
"code_len": 10669,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": ... | {
"derived_from": "flutter_code_with_questions_4201_4400_eng.csv",
"original_row": "155",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3234_0156 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport 'package:flutter/services.dart';\nclass TexturePage extends StatefulWidget {\n const TexturePage({su... | {
"accepted_by": "synthetic_generation",
"code_len": 2724,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_3201_3400_eng.csv",
"original_row": "34",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3833_0158 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'package:flutter/gestures.dart';\nimport 'package:flutter/rendering.dart';\nimport 'framework.dart';\nimport 'notification_listener.... | {
"accepted_by": "synthetic_generation",
"code_len": 3792,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3801_4000_eng.csv",
"original_row": "33",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_896_0160 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\n@immutable\nclass ColorPicker extends StatelessWidget {\n const ColorPicker({\n super.key,\n required... | {
"accepted_by": "synthetic_generation",
"code_len": 1369,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_801_1000_eng.csv",
"original_row": "96",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2344_0161 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const SwitchApp());\nclass SwitchApp extends StatelessWidget {\n const SwitchApp({sup... | {
"accepted_by": "synthetic_generation",
"code_len": 900,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_material... | {
"derived_from": "flutter_code_with_questions_2201_2400_eng.csv",
"original_row": "144",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3139_0162 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport 'package:flutter_api_samples/widgets/table/table.0.dart' as example;\nimport 'package:flutter_test/fl... | {
"accepted_by": "synthetic_generation",
"code_len": 967,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_material... | {
"derived_from": "flutter_code_with_questions_3001_3200_eng.csv",
"original_row": "139",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_9_0163 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport '../utils.dart';\nimport 'use_cases.dart';\nclass DatePickerUseCase extends UseCase {\n @override\n ... | {
"accepted_by": "synthetic_generation",
"code_len": 1301,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1_200_eng.csv",
"original_row": "9",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1136_0165 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() {\n runApp(const MyApp());\n}\nclass MyApp extends StatelessWidget {\n const MyApp({super.key}... | {
"accepted_by": "synthetic_generation",
"code_len": 1166,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1001_1200_eng.csv",
"original_row": "136",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2076_0166 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:io';\nimport 'package:args/args.dart';\nimport 'package:path/path.dart' as path;\nfinal ArgParser argParser =\n ArgParser()\n ..... | {
"accepted_by": "synthetic_generation",
"code_len": 8916,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question"
],
"merged_at": "2026-07-11",
"merged_from"... | {
"derived_from": "flutter_code_with_questions_2001_2200_eng.csv",
"original_row": "76",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_819_0170 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:math' as math;\nimport 'package:flutter/material.dart';\nimport 'package:flutter/rendering.dart';\nimport 'sections.dart';\nimport 'widg... | {
"accepted_by": "synthetic_generation",
"code_len": 19801,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materi... | {
"derived_from": "flutter_code_with_questions_801_1000_eng.csv",
"original_row": "19",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2116_0171 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/cupertino.dart';\nvoid main() => runApp(const SearchTextFieldApp());\nclass SearchTextFieldApp extends StatelessWidget {\n c... | {
"accepted_by": "synthetic_generation",
"code_len": 1789,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_cuperti... | {
"derived_from": "flutter_code_with_questions_2001_2200_eng.csv",
"original_row": "116",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2586_0173 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() {\n runApp(const SliverResizingHeaderApp());\n}\nclass SliverResizingHeaderApp extends Stateles... | {
"accepted_by": "synthetic_generation",
"code_len": 3087,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2401_2600_eng.csv",
"original_row": "186",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3256_0174 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart' show defaultTargetPlatform;\nimport 'package:flutter/rendering.dart';\nimport 'package:flutter/wid... | {
"accepted_by": "synthetic_generation",
"code_len": 3970,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3201_3400_eng.csv",
"original_row": "56",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1306_0175 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'template.dart';\nclass SearchViewTemplate extends TokenTemplate {\n const SearchViewTemplate(\n super.blockName,\n super.fileName,\n ... | {
"accepted_by": "synthetic_generation",
"code_len": 1777,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question"
],
"merged_at": "2026-07-11",
"merged_from"... | {
"derived_from": "flutter_code_with_questions_1201_1400_eng.csv",
"original_row": "106",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1022_0176 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport '../../themes/gallery_theme_data.dart';\nimport 'transformations_demo_board.dart';\nimport 'transform... | {
"accepted_by": "synthetic_generation",
"code_len": 1203,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1001_1200_eng.csv",
"original_row": "22",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2545_0179 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/cupertino.dart';\nimport 'package:flutter/material.dart';\nvoid main() {\n runApp(const FlexibleRouteTransitionsApp());\n}\n... | {
"accepted_by": "synthetic_generation",
"code_len": 5732,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2401_2600_eng.csv",
"original_row": "145",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2507_0181 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const ConstrainedExampleApp());\nclass ConstrainedExampleApp extends StatelessWidget {... | {
"accepted_by": "synthetic_generation",
"code_len": 1487,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2401_2600_eng.csv",
"original_row": "107",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2318_0182 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const ShowBottomSheetExampleApp());\nclass ShowBottomSheetExampleApp extends Stateless... | {
"accepted_by": "synthetic_generation",
"code_len": 1477,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2201_2400_eng.csv",
"original_row": "118",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3858_0183 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/rendering.dart';\nimport 'basic.dart';\nimport 'framework.dart';\nimport... | {
"accepted_by": "synthetic_generation",
"code_len": 19972,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": ... | {
"derived_from": "flutter_code_with_questions_3801_4000_eng.csv",
"original_row": "58",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2475_0185 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport 'package:flutter/services.dart';\nvoid main() => runApp(const FocusExampleApp());\nclass FocusExample... | {
"accepted_by": "synthetic_generation",
"code_len": 2761,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2401_2600_eng.csv",
"original_row": "75",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3353_0190 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:ui' as ui;\nimport 'package:flutter/foundation.dart';\nexport 'dart:ui' show FlutterView;\n@immutable\nclass DeviceGestureSett... | {
"accepted_by": "synthetic_generation",
"code_len": 921,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "2... | {
"derived_from": "flutter_code_with_questions_3201_3400_eng.csv",
"original_row": "153",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_147_0199 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:async';\nimport 'dart:ui';\nimport 'package:flutter/gestures.dart';\nimport 'package:flutter/rendering.dart';\nimport 'package:flutter/s... | {
"accepted_by": "synthetic_generation",
"code_len": 5194,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_1_200_eng.csv",
"original_row": "147",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_24_0201 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport '../utils.dart';\nimport 'use_cases.dart';\nclass TextFieldPasswordUseCase extends UseCase {\n @over... | {
"accepted_by": "synthetic_generation",
"code_len": 1160,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1_200_eng.csv",
"original_row": "24",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3876_0204 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/rendering.dart';\nimport 'actions.dart';\nimport 'basic.dart';\nimport '... | {
"accepted_by": "synthetic_generation",
"code_len": 11577,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": ... | {
"derived_from": "flutter_code_with_questions_3801_4000_eng.csv",
"original_row": "76",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2093_0206 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/cupertino.dart';\nvoid main() => runApp(const TimerPickerApp());\nclass TimerPickerApp extends StatelessWidget {\n const Tim... | {
"accepted_by": "synthetic_generation",
"code_len": 3055,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_cuperti... | {
"derived_from": "flutter_code_with_questions_2001_2200_eng.csv",
"original_row": "93",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2424_0207 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const ActionsExampleApp());\nclass ActionsExampleApp extends StatelessWidget {\n cons... | {
"accepted_by": "synthetic_generation",
"code_len": 4390,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2401_2600_eng.csv",
"original_row": "24",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2150_0208 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const BadgeExampleApp());\nclass BadgeExampleApp extends StatelessWidget {\n const Ba... | {
"accepted_by": "synthetic_generation",
"code_len": 1078,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2001_2200_eng.csv",
"original_row": "150",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3740_0209 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:async' show StreamSubscription;\nimport 'package:flutter/foundation.dart';\nimport 'framework.dart';\nabstract class StreamBui... | {
"accepted_by": "synthetic_generation",
"code_len": 7487,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_3601_3800_eng.csv",
"original_row": "140",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_116_0212 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:async';\nimport 'package:flutter/material.dart';\nclass LargeImageChangerPage extends StatefulWidget {\n const LargeImageChangerPage({s... | {
"accepted_by": "synthetic_generation",
"code_len": 1454,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1_200_eng.csv",
"original_row": "116",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2170_0218 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport 'package:flutter/scheduler.dart' show timeDilation;\nvoid main() => runApp(const CheckboxListTileApp(... | {
"accepted_by": "synthetic_generation",
"code_len": 1186,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2001_2200_eng.csv",
"original_row": "170",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2354_0220 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() => runApp(const TabBarApp());\nclass TabBarApp extends StatelessWidget {\n const TabBarApp({sup... | {
"accepted_by": "synthetic_generation",
"code_len": 1133,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2201_2400_eng.csv",
"original_row": "154",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3190_0225 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:convert';\nimport 'dart:isolate';\nimport 'package:flutter/material.dart';\nimport 'package:flutter/services.dart';\ntypedef OnProgressL... | {
"accepted_by": "synthetic_generation",
"code_len": 6188,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_3001_3200_eng.csv",
"original_row": "190",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3571_0226 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart';\nimport 'basic_types.dart';\nimport 'border_radius.dart';\nimport 'borders.dart';\nimport 'edge_i... | {
"accepted_by": "synthetic_generation",
"code_len": 25141,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": ... | {
"derived_from": "flutter_code_with_questions_3401_3600_eng.csv",
"original_row": "171",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_3445_0229 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/rendering.dart';\nimport 'package:flutter/s... | {
"accepted_by": "synthetic_generation",
"code_len": 42933,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": ... | {
"derived_from": "flutter_code_with_questions_3401_3600_eng.csv",
"original_row": "45",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_254_0230 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:io';\nimport 'package:flutter/material.dart';\nvoid main() {\n runApp(const PlatformViewApp());\n}\nclass PlatformViewApp extends State... | {
"accepted_by": "synthetic_generation",
"code_len": 2730,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_201_400_eng.csv",
"original_row": "54",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_103_0231 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:async';\nimport 'dart:ui';\nimport 'package:flutter/material.dart';\nimport 'picture_cache.dart';\nclass ClipperCachePage extends Statef... | {
"accepted_by": "synthetic_generation",
"code_len": 2648,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_1_200_eng.csv",
"original_row": "103",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2551_0233 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nimport 'package:flutter/scheduler.dart';\nvoid main() {\n runApp(const ScrollEndNotificationApp());\n}\ncla... | {
"accepted_by": "synthetic_generation",
"code_len": 3336,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2401_2600_eng.csv",
"original_row": "151",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_146_0234 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'dart:async';\nimport 'dart:ui';\nimport 'package:flutter/gestures.dart';\nimport 'package:flutter/rendering.dart';\nimport 'package:flutter/s... | {
"accepted_by": "synthetic_generation",
"code_len": 4851,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code"
],
"merged_at": "... | {
"derived_from": "flutter_code_with_questions_1_200_eng.csv",
"original_row": "146",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_2220_0235 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\nimport 'package:flutter/material.dart';\nvoid main() {\n runApp(const FloatingActionButtonExampleApp());\n}\nclass FloatingActionButtonExampleApp ex... | {
"accepted_by": "synthetic_generation",
"code_len": 1609,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question",
"imports_flutter_code",
"imports_materia... | {
"derived_from": "flutter_code_with_questions_2201_2400_eng.csv",
"original_row": "20",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
synth_code_to_explanation_1590_0238 | [
{
"content": "You are a Flutter and Dart coding assistant.",
"role": "system"
},
{
"content": "Explain what the following Flutter code does:\n```dart\n@DefaultAsset('skwasm')\nlibrary skwasm_impl;\nimport 'dart:ffi';\nimport 'package:ui/src/engine/skwasm/skwasm_impl.dart';\nfinal class RawContourMea... | {
"accepted_by": "synthetic_generation",
"code_len": 1882,
"difficulty": "unknown",
"final_v1_decision": "accept",
"final_v1_split": "train",
"heuristic_decision": "keep",
"heuristic_reasons": [
"mentions_flutter_question",
"mentions_dart_question"
],
"merged_at": "2026-07-11",
"merged_from"... | {
"derived_from": "flutter_code_with_questions_1401_1600_eng.csv",
"original_row": "190",
"status": "P2_synthetic",
"synth_method": "template_code_to_explanation",
"type": "synthetic"
} | train | train | code_to_explanation |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.