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
seed_003758_test1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nlibrary;\nimport 'package:flutter/gestures.dart';\nimport 'automatic_keep_alive.dart';\nimpo...
{ "accepted_by": "heuristic_keep", "code_len": 15329, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003758", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003758", "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "158", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003760
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to prevent the potential memory leaks and access to invalid situations of a BuildContext associated with the life cycle of a state object, in case the state object is Unmount (for exam...
{ "accepted_by": "heuristic_keep", "code_len": 925, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question",...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "160", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003762
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In order to implement the drag-and-drop functionality in Flutter, using both`Draggable`and`Dragtarget`widgets, users to leave the data dragged to more than one`Dragtarget`widget, and each`Dragtarget`s desc...
{ "accepted_by": "heuristic_keep", "code_len": 17795, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "162", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003763
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "\"Considering this code part, Draggablescrollablesheet's minimum and maximum dimensions, initial size, expansion feature, enlargement feature, adhesion behavior (including adhesion dimensions, adhesion ani...
{ "accepted_by": "heuristic_keep", "code_len": 24296, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "imports_flutter_code" ], "quality_flags": [ "imports_flutter_code" ], "quality_score": null, "que...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "163", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003763_test1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'package:flutter/foundation.dart';\nimport 'pa...
{ "accepted_by": "heuristic_keep", "code_len": 24296, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003763", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "imports_flutter_code" ], "original_task_ty...
{ "commit": null, "enriched_from": "seed_003763", "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "163", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003766
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, while installing pictures from various sources (network, memory, asset), a place holder (placeholder) until the installation is completed and the image is loaded with a soft transition animatio...
{ "accepted_by": "heuristic_keep", "code_len": 11528, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "166", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003766_exp3
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nimport 'package:flutter/foundation.dart';\nimport 'basic.dart';\nimport 'framework.d...
{ "accepted_by": "heuristic_keep", "code_len": 11528, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003766", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003766", "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "166", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003767
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In the Flutter application, how we can easily integrate these feedback mechanisms in a way that can be easily integrated and customized in order to ensure that user interactions (touches and long printing)...
{ "accepted_by": "heuristic_keep", "code_len": 1826, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "167", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003769
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "While applying a complex focal management system that processes different types of inputs such as keyboards, mice and touch inputs in Flutter, using the accessibility requirements, platform differences and...
{ "accepted_by": "heuristic_keep", "code_len": 39908, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "169", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003769_exp2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'dart:async';\nimport 'dart:ui';\nimport 'package:flutter/foundatio...
{ "accepted_by": "heuristic_keep", "code_len": 39908, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003769", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003769", "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "169", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003770
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter,`Focus`,`Focusscope`,`Exclidefocus`widgets and relevant`focusnode`using the management, processing of keyboard events, focus behaviors, control of Focus Traversal, and providing seminist informa...
{ "accepted_by": "heuristic_keep", "code_len": 14488, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "170", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003771
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to support accessibility and keyboard navigation,`Focusnode`,`Focusscopenode`,`Focustraversesalpicy`and relevant classes to implement customized focal management and circulating strate...
{ "accepted_by": "heuristic_keep", "code_len": 49767, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "171", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003774
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In order to create a reusable and expandable component that interacts with Flutter's input system and providing customized movement recognition behaviors,`Gestureredetector`,`Rawgeserecognizer`,`Gesturerec...
{ "accepted_by": "heuristic_keep", "code_len": 31261, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "174", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003774_test1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/gestures.dart';...
{ "accepted_by": "heuristic_keep", "code_len": 31261, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003774", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003774", "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "174", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003778
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In order to describe and use special icons in Flutter, to ensure that they are scratched consistently on different platforms, to meet the accessibility requirements and to adapt to the theme characteristic...
{ "accepted_by": "heuristic_keep", "code_len": 1726, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "178", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003779
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, how do you design the`Icontheme`widget to provide consistent and customizable icon styles throughout the application, so that developers can adjust the icon size, color, opaque, opaque, shadows...
{ "accepted_by": "heuristic_keep", "code_len": 2248, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "179", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003783
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, taking into account the functionality and privatization capabilities of the existing`Imageicon`widget, to display a icon using an`Imagprovider`given, to adjust the icon size, color and semantic...
{ "accepted_by": "heuristic_keep", "code_len": 1601, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "183", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003784
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "If Flutter developers wanted to design a more general and expandable system for animated widgets in Flutter, instead of creating animated transitions using the current`tween`classes, this new system, which...
{ "accepted_by": "heuristic_keep", "code_len": 39711, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "184", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003784_test3
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nlibrary;\nimport 'dart:ui' as ui show TextHeightBehavior;\nimport 'package:flutter/foundatio...
{ "accepted_by": "heuristic_keep", "code_len": 39711, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003784", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003784", "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "184", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003788
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to provide a completely customizable, interactive imaging experience, users to shift a widget, scaling and potentially rotate, which allows them to remain within the specified boundari...
{ "accepted_by": "heuristic_keep", "code_len": 29008, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "188", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003789
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In the Flutter application, to listen to the keyboard events, to create a reusable widget called`Keyboardlistener`which was built on the current`Focus`widget, and this widget's focus management, semantic i...
{ "accepted_by": "heuristic_keep", "code_len": 1147, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "189", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003789_exp1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/service...
{ "accepted_by": "heuristic_keep", "code_len": 1147, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003789", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutte...
{ "commit": null, "enriched_from": "seed_003789", "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "189", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003794
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to improve the experience of users'text editing experience, which architectural decisions have been made to ensure a enlarged image of the selected text or the position of the selected...
{ "accepted_by": "heuristic_keep", "code_len": 9442, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "194", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003795
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Flutter's multiple window support and device accessibility properties (high contrast, color reversal, disabling animations, etc.) dynamically varying screen sizes, device pixel ratio, text scaling, system ...
{ "accepted_by": "heuristic_keep", "code_len": 30632, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "195", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003795_exp1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'dart:ui' as ui;\nimport 'package:flut...
{ "accepted_by": "heuristic_keep", "code_len": 30632, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003795", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003795", "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "195", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003795_test2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'dart:ui' as ui;\nimport 'package:flutter/foun...
{ "accepted_by": "heuristic_keep", "code_len": 30632, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003795", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003795", "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "195", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003796
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In the Flutter application, while meeting the accessibility requirements, especially how we can control and customize the semantic properties of a modal barrier (modalbarrier) (for example, semantic label,...
{ "accepted_by": "heuristic_keep", "code_len": 7730, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "196", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003800
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to synchronize the`nestedscrollview`widget, in particular the scrolling positions, to control the sliding behavior of the titles, and to optimize the shift interactions of the titles,`...
{ "accepted_by": "heuristic_keep", "code_len": 44859, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "200", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003800_exp2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'package:flutter/foundation.dart';\nim...
{ "accepted_by": "heuristic_keep", "code_len": 44859, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003800", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003800", "license": null, "path": "flutter_code_with_questions_3601_3800_eng.csv", "repo": null, "row_in_file": "200", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003801
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, when designing a reusable and expandable notification mechanism,`Notification`,`Notificationlitener`, and`Layoutchangednotification`classes,`Notificationlitenercallback`Typedef,`notifiableement...
{ "accepted_by": "heuristic_keep", "code_len": 1534, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "1", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003803
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter,`Overflowbar`widget, when children's widgets do not fit horizontally vertically, allows the sort of vertically, as well as horizontal and vertical alignment, gaps and text direction, as a flexib...
{ "accepted_by": "heuristic_keep", "code_len": 14535, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "3", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003806
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter application, using the classes`Pagestorage`,`Pagestoragekey`, and`Pagestoragebucet`classes, you can automatically protect and restore the status of certain widgets in the Widget tree, especially...
{ "accepted_by": "heuristic_keep", "code_len": 3343, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "6", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003806_exp2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart';\nimport 'framework.dart';\nclass...
{ "accepted_by": "heuristic_keep", "code_len": 3343, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003806", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutte...
{ "commit": null, "enriched_from": "seed_003806", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "6", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003806_test3
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart';\nimport 'framework.dart';\nclass PageSto...
{ "accepted_by": "heuristic_keep", "code_len": 3343, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003806", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutte...
{ "commit": null, "enriched_from": "seed_003806", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "6", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003807
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, the interaction of`pageev`widget and related`PageController`,`PageMetrics,`_pageposition`and`Pagescrollphysics`classes, especially the management of page transitions, in terms of privatization ...
{ "accepted_by": "heuristic_keep", "code_len": 19261, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "7", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003807_test1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'package:flutter/foundation.dart' show clampDo...
{ "accepted_by": "heuristic_keep", "code_len": 19261, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003807", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003807", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "7", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003807_exp2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'package:flutter/foundation.dart' show...
{ "accepted_by": "heuristic_keep", "code_len": 19261, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003807", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003807", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "7", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003809
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter application, how can we design and control different performance metrics (rasterizer and Engine statistics) separately or collectively, to design the`Performanceoverlay`widget and to determine w...
{ "accepted_by": "heuristic_keep", "code_len": 876, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question",...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "9", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003810
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, how to design a special`Pinnedheadheadersliver`widget that applies the`rendersliver'interface to create a title fixed on the top of a shifable list (for example, in`in'Customscrollview); To ens...
{ "accepted_by": "heuristic_keep", "code_len": 1625, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "10", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003810_exp1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'package:flutter/foundation.dart';\nim...
{ "accepted_by": "heuristic_keep", "code_len": 1625, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003810", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutte...
{ "commit": null, "enriched_from": "seed_003810", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "10", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003811
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to provide a visual feedback to the user for the content that has not yet been installed or processed, how do you create a rectangular widget -shaped widget, marked with cross lines, w...
{ "accepted_by": "heuristic_keep", "code_len": 2125, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "11", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003811_test1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nimport 'package:flutter/foundation.dart';\nimport 'basic.dart';\nimport 'framework.dart';\nc...
{ "accepted_by": "heuristic_keep", "code_len": 2125, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003811", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutte...
{ "commit": null, "enriched_from": "seed_003811", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "11", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003812
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In order to create and manage the platform -specific menus (especially on platforms such as MacOS) in Flutter applications, the integration of the menu elements (eg about, \"about\", \"exit\", \"services\"...
{ "accepted_by": "heuristic_keep", "code_len": 16289, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "12", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003812_test2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nimport 'dart:async';\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/ser...
{ "accepted_by": "heuristic_keep", "code_len": 16289, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003812", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003812", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "12", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003813
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In order to implement the platform -specific context menu behaviors of the Dart project, different welding files (`_platform_sectable_region_context_menu_io.dart`and`_Platform_selectbet_region_context_menu...
{ "accepted_by": "heuristic_keep", "code_len": 140, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_dart_question" ], "quality_flags": [ "mentions_dart_question" ], "quality_score": null, "q...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "13", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003814
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "This structure, which aims to integrate NATive views through Platform (Androidview, Uikitview, Appkitview, HTMLELEmentView) and PlatformViewlink, which aims to integrate NATive views through Flutter, which...
{ "accepted_by": "heuristic_keep", "code_len": 22847, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "14", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003814_exp2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/gesture...
{ "accepted_by": "heuristic_keep", "code_len": 22847, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003814", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003814", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "14", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003819
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, the role of Menucontroller, Rawmenuanchor, Rawmenuanchorgroup, OverlayAntal and Tapregion Widiget, to manage the complex hierarchy of intertwined menus (Rawmenuanchor and Rawmenuanchorgroup) an...
{ "accepted_by": "heuristic_keep", "code_len": 15379, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "19", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003821
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Integrated`RestorationScope`and`RotestrationScope`widgets,`Restaurantmixin`objects,`Restaurantmixin`structure,`Restaurantmixin`Abstract class Explain in detail the processes, error scenarios, use in differ...
{ "accepted_by": "heuristic_keep", "code_len": 13568, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "imports_flutter_code" ], "quality_flags": [ "imports_flutter_code" ], "quality_score": null, "que...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "21", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003821_test1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/rendering.dart'...
{ "accepted_by": "heuristic_keep", "code_len": 13568, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003821", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "imports_flutter_code" ], "original_task_ty...
{ "commit": null, "enriched_from": "seed_003821", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "21", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003821_exp2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/renderi...
{ "accepted_by": "heuristic_keep", "code_len": 13568, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003821", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "imports_flutter_code" ], "original_task_ty...
{ "commit": null, "enriched_from": "seed_003821", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "21", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003824
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In order to make the route management and transition mechanisms in Flutter more flexible and customizable, to provide smooth and contextual animations between different route transitions, to create more se...
{ "accepted_by": "heuristic_keep", "code_len": 43251, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "24", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003825
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In the Flutter application, taking into account the areas covered by temporary elements such as screen safe areas (notch, status bar, navigation rod, etc.) and keyboard, to position widgets outside these a...
{ "accepted_by": "heuristic_keep", "code_len": 3468, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "25", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003827
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, for the purpose of performance optimization, a`Imagprovider`, in which the`Scrollable`area is located, depending on the visibility of the area, how to postpone the loading of the picture (`Scro...
{ "accepted_by": "heuristic_keep", "code_len": 1583, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "27", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003828
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to apply and manage consistent and customizable shift behaviors (scroll rods, excessive scroll effects, physics, input methods) on different platforms (iOS, Android, Windows, MacOS, Li...
{ "accepted_by": "heuristic_keep", "code_len": 9675, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "28", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003829
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "`NotificationContext`, which allows the abstract`Scrollcontext`class, which allows the privatization of shift behavior in Flutter, will be sent to the scrolling notifications,`StorageContext`,`VSYNC`Ticker...
{ "accepted_by": "heuristic_keep", "code_len": 509, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question",...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "29", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003832
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to better understand and customize the shift behavior, to provide information about the existing scroll position, visible area and the dimensions of the shifted content during scrollin...
{ "accepted_by": "heuristic_keep", "code_len": 3188, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "32", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003834
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter application, to manage and listen to the shift events in a central way, using the`Scrollnotificationobserver`widget', how to react to different widgets, how to designed a flexible, error -resist...
{ "accepted_by": "heuristic_keep", "code_len": 4963, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "34", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003834_test2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nlibrary;\nimport 'dart:collection';\nimport 'package:flutter/foundation.dart';\nimport 'fram...
{ "accepted_by": "heuristic_keep", "code_len": 4963, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003834", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutte...
{ "commit": null, "enriched_from": "seed_003834", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "34", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003835
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, Scrollphysics abstract class and bouncingscroLPHYSICS, CLAMPINGSCROLPHYSICS, ALWAYSCROLABLLLPHYSICS, Neverscrollablescrollphysics For the privatization and control of scrolling behavior (accele...
{ "accepted_by": "heuristic_keep", "code_len": 13580, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "35", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003836
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "\"Flutter,\" Scrollposition \"class, how to isolate the scroll behavior and logic, the interaction of`Scrollphysics`to adapt to changes in contents and viewport dimensions, the protection and restraining o...
{ "accepted_by": "heuristic_keep", "code_len": 17498, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "36", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003836_exp2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'dart:async';\nimport 'package:flutter/foundation.dart';\nimport 'p...
{ "accepted_by": "heuristic_keep", "code_len": 17498, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003836", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003836", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "36", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003837
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, considering that the`scrollpositionwithsinglecontext`class is designed to manage the shift behavior in a single context, this class, shift physics rules (`scrollphysics), shift (`scrollcontext`...
{ "accepted_by": "heuristic_keep", "code_len": 6070, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "37", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003844
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In order to improve Flutter's text selection and manipulation capabilities, this structure, which includes`selectionContainer`,`selectionregistrarscope`, and`selectionContainerdelegate`classes, manages the...
{ "accepted_by": "heuristic_keep", "code_len": 6254, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "44", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003844_test1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nlibrary;\nimport 'package:flutter/rendering.dart';\nimport 'framework.dart';\nclass Selectio...
{ "accepted_by": "heuristic_keep", "code_len": 6254, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003844", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutte...
{ "commit": null, "enriched_from": "seed_003844", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "44", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003845
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to visually identify accessibility problems, simulate certain interactions and understand the Semantics tree, to develop an interactive semantics debugger vehicle, using the current fl...
{ "accepted_by": "heuristic_keep", "code_len": 10969, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "45", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003845_test1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nimport 'dart:math' as math;\nimport 'package:flutter/foundation.dart';\nimport 'package:flut...
{ "accepted_by": "heuristic_keep", "code_len": 10969, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003845", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003845", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "45", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003848
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In the Flutter application, in order to provide a flexible and expandable system for the identification, management and implementation of keyboard shortcuts, it exhibits consistent behaviors on different p...
{ "accepted_by": "heuristic_keep", "code_len": 24973, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "48", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003848_exp1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'dart:collection';\nimport 'package:flutter/foundation.dart';\nimpo...
{ "accepted_by": "heuristic_keep", "code_len": 24973, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003848", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003848", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "48", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003848_test2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nlibrary;\nimport 'dart:collection';\nimport 'package:flutter/foundation.dart';\nimport 'pack...
{ "accepted_by": "heuristic_keep", "code_len": 24973, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003848", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003848", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "48", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003849
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, the mechanisms used by the`singlechildScrollview`widget to manage keyboard behavior and prevent focal loss (especially`ScrollvkeywiewKeyboarddismissbehavior`,`Focusscope`,`Focusmanager`and Cons...
{ "accepted_by": "heuristic_keep", "code_len": 14608, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "49", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003850
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to determine that a widget's size has changed and to listen to this change, to create a reusable and well -capable widget of`s`s on you... How to design and apply a mechanism that dete...
{ "accepted_by": "heuristic_keep", "code_len": 1011, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "50", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003851
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, the`Sliver`widgets used to create complex layouts in slideable content (especially`Sliverlist`,`Sliverfixdextentlist`,`Slivervaridextentlist`,`slivergrrid`and`slivergroup`and`slivercrossaxisgro...
{ "accepted_by": "heuristic_keep", "code_len": 31271, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "51", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003851_test1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nlibrary;\nimport 'dart:collection' show HashMap, SplayTreeMap;\nimport 'dart:math' as math;\...
{ "accepted_by": "heuristic_keep", "code_len": 31271, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003851", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003851", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "51", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003853
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, when using the`Sliverfloatingheader`widget to customize the shift behavior and control how the title behave during scrolling, how can we accurately adjust the visibility, shift speed and animat...
{ "accepted_by": "heuristic_keep", "code_len": 8208, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "53", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003856
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to optimize the performance and user experience of the`SliverProtypeeextentlist`widget, how it uses the size and structure of`Prototypetem`, in particular, the use of this prototype el...
{ "accepted_by": "heuristic_keep", "code_len": 5075, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "56", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003857
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, how do we use the`Sliverlessizingheader`widget,`MinexentPrototype`and`maxexentPrototype`features to create a special sliding title depending on the scrolling behavior, and in this process, in t...
{ "accepted_by": "heuristic_keep", "code_len": 6339, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "57", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003858
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, for efficient display and management of large tree structures with intertwined, expandable/narrowable elements, while maintaining the performance of the animated expansion/contraction, customiz...
{ "accepted_by": "heuristic_keep", "code_len": 19972, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "58", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003859
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "With an exemplary use scenario, explaining how this piece of code can be used in Flutter to create a flexible and reusable layout system,`Slotdicildrenderobjectwidget`,`SlottedContainerrenderobjectmixin`an...
{ "accepted_by": "heuristic_keep", "code_len": 8331, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "59", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003859_exp3
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/renderi...
{ "accepted_by": "heuristic_keep", "code_len": 8331, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003859", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutte...
{ "commit": null, "enriched_from": "seed_003859", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "59", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003860
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "\"This piece of code offers a mechanism designed to take a snapshot of a particular Widget in Flutter and to draw a customized way. In this context, the basic purpose of this code is that it is taken into ...
{ "accepted_by": "heuristic_keep", "code_len": 8197, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "60", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003862
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to customize the spelling inspection in the`Editableext`widget and to control text style, selection color and suggestion toolbar, the class and how to create the`Textspan`class and thi...
{ "accepted_by": "heuristic_keep", "code_len": 11325, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "62", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003872
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In order to privatize the positioning and rearrangement of the text selection of the text selection of the text (TextlectionTionTionTiontoolbar), a`Singlechildlayoutdelegate`class called`TextlectionTionTio...
{ "accepted_by": "heuristic_keep", "code_len": 1340, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "imports_flutter_code" ], "quality_flags": [ "imports_flutter_code" ], "quality_score": null, "ques...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "72", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003873
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, to display an external texture with a certain`TextureID`, to control the processing of this tissue (for example, video frame), freezing (showing the last square) and processing with different f...
{ "accepted_by": "heuristic_keep", "code_len": 700, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question",...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "73", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003873_exp2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nimport 'package:flutter/rendering.dart';\nimport 'framework.dart';\nclass Texture ex...
{ "accepted_by": "heuristic_keep", "code_len": 700, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003873", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter...
{ "commit": null, "enriched_from": "seed_003873", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "73", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003874
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, how can we directly manage the`Ticket'status of the intertwined widgets, which enable the activation or disability of the`ticket`objects used to control animations and time -based updates, and ...
{ "accepted_by": "heuristic_keep", "code_len": 9367, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "74", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003874_exp2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/schedul...
{ "accepted_by": "heuristic_keep", "code_len": 9367, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003874", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutte...
{ "commit": null, "enriched_from": "seed_003874", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "74", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003875
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter application, the platform level (eg in the task manager or in the application change) at the platform level (eg in the task manager or application change) and to provide better controlability du...
{ "accepted_by": "heuristic_keep", "code_len": 827, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question",...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "75", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003875_test3
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Write a comprehensive Flutter widget test for the following code. Test key behaviors and edge cases.\n\n```dart\nimport 'package:flutter/foundation.dart';\nimport 'package:flutter/services.dart';\nimport '...
{ "accepted_by": "heuristic_keep", "code_len": 827, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003875", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter...
{ "commit": null, "enriched_from": "seed_003875", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "75", "status": "P1_partial", "type": "seed", "variant": "test_generation" }
null
null
test_generation
seed_003876
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to create customizable and accessible TOGGLE (opening/closing) components, using the classes`toggleablestatemixin`and`ToggleableablePainter`classes, which provide different situations ...
{ "accepted_by": "heuristic_keep", "code_len": 11577, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "76", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003877
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in order to simplify and reuse animated transitions and updates, based on the abstract class of`Animatedwidget`,`sdetransition`,`Matrixtransition`,`SCALTRANSITION`,`RotationTration`,`Sizetransi...
{ "accepted_by": "heuristic_keep", "code_len": 11125, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "77", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003877_exp1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'package:flutter/rendering.dart';\nimp...
{ "accepted_by": "heuristic_keep", "code_len": 11125, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003877", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003877", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "77", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003878
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, how the`tweanimationbuilder`widget uses the`tween`and`animatedwidgetbasestate`classes to calculate the animation values ​​and to recreate widgets Explain in detail how it changes with its value...
{ "accepted_by": "heuristic_keep", "code_len": 1668, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "78", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003878_exp2
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'package:flutter/animation.dart';\nimport 'framework.dart';\nimport...
{ "accepted_by": "heuristic_keep", "code_len": 1668, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003878", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutte...
{ "commit": null, "enriched_from": "seed_003878", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "78", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003879
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Considering the abstract class in Flutter, designed to provide two -dimensional scroll functionality, the abstract class, the abstract class, to maximize the flexibility and potential usage areas of this c...
{ "accepted_by": "heuristic_keep", "code_len": 5005, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "79", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003879_exp1
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'package:flutter/gestures.dart';\nimport 'package:flutter/rendering...
{ "accepted_by": "heuristic_keep", "code_len": 5005, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003879", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutte...
{ "commit": null, "enriched_from": "seed_003879", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "79", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003880
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, in a large and potentially infinite two -dimensional virtual area (for example, a large table or an endless grid), to make efficient shift and imaging, performance optimization (especially the ...
{ "accepted_by": "heuristic_keep", "code_len": 38118, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "80", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003880_exp3
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "Explain the following Flutter/Dart code in detail. Describe widgets, state management, and design rationale.\n\n```dart\nlibrary;\nimport 'dart:math' as math;\nimport 'package:flutter/animation.dart';\nimp...
{ "accepted_by": "heuristic_keep", "code_len": 38118, "difficulty": "unknown", "enriched_at": "2026-06-06", "enriched_from": "seed_003880", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutt...
{ "commit": null, "enriched_from": "seed_003880", "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "80", "status": "P1_partial", "type": "seed", "variant": "code_to_explanation" }
null
null
code_to_explanation
seed_003883
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, the purpose, structure and behavior of the`Valueelistenablebuilder`widget is given, given the changes in the value of the`Valuelistenable <t>`, what are the flexibility and optimization of the ...
{ "accepted_by": "heuristic_keep", "code_len": 1485, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question"...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "83", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code
seed_003886
[ { "content": "You are a Flutter and Dart coding assistant.", "role": "system" }, { "content": "In Flutter, to control the visibility of a Widget or Sliver and manage the effects of this visibility (status, animation, size, semantics and interaction) separately, how to designed and implemented`visibi...
{ "accepted_by": "heuristic_keep", "code_len": 10084, "difficulty": "unknown", "final_v1_decision": "accept", "final_v1_split": "train", "heuristic_decision": "keep", "heuristic_reasons": [ "mentions_flutter_question", "imports_flutter_code" ], "quality_flags": [ "mentions_flutter_question...
{ "commit": null, "license": null, "path": "flutter_code_with_questions_3801_4000_eng.csv", "repo": null, "row_in_file": "86", "status": "P1_partial", "type": "seed" }
train
keep
question_to_code