chunk_id large_string | question_id large_string | language large_string | chunk_index int64 | chunk_text large_string | sparse_text large_string | dense_vector list | sparse_indices list | sparse_values list | export_source large_string |
|---|---|---|---|---|---|---|---|---|---|
73778250_c0 | 73778250 | dart | 0 | Title: Dart Errors Unhandled
Problem title: Dart Errors Unhandled
Tags: dart, string
Problem: Dart Errors Unhandled
Code signals: Dart, Errors, Unhandled, Your | Dart Errors Unhandled Dart Errors Unhandled dart string Dart Errors Unhandled Your Dart Errors Unhandled I'm new in Dart. In the code bellow exception ccures : Why when we use dynamic keyword to insist on telling the compiler for doing this job it's still got error? "combining string and other types" | [
0.0111083984375,
0.0123291015625,
-0.0115966796875,
0.0081787109375,
-0.01190185546875,
0.004791259765625,
0.007659912109375,
-0.01953125,
-0.01385498046875,
-0.0002689361572265625,
-0.01422119140625,
-0.03515625,
0.0162353515625,
0.03125,
0.0306396484375,
0.0169677734375,
-0.0126342... | [
2541,
18,
212059,
992,
79628,
71,
1011,
79315,
3525,
18151,
41566,
131527,
57436,
44084,
4527,
84079,
166117,
51636,
128219,
9969,
34759,
100,
20594,
12447,
7464,
4163,
18499,
277,
964,
52895
] | [
0.1241455078125,
0.153076171875,
0.1890869140625,
0.067626953125,
0.1597900390625,
0.05010986328125,
0.1051025390625,
0.2049560546875,
0.0229339599609375,
0.041046142578125,
0.0751953125,
0.1514892578125,
0.054840087890625,
0.038787841796875,
0.029144287109375,
0.1866455078125,
0.199... | embed |
63769140_c0 | 63769140 | dart | 0 | Title: Flutter dart handling json
Problem title: Flutter dart handling json
Tags: dart, flutter, json
Problem: Flutter dart handling json
Code signals: Flutter, Genesis, Exodus | Flutter dart handling json Flutter dart handling json dart flutter json Flutter Genesis Exodus Flutter dart handling json How can I map this data in flutter/ dart Working with Bible JSON, I would like to get the words store them under string book, then store the keys in a list called chapters (for now not so interested... | [
-0.00518798828125,
0.0235595703125,
-0.00872802734375,
-0.009521484375,
-0.0269775390625,
0.00958251953125,
-0.0011749267578125,
-0.010009765625,
-0.0162353515625,
0.00640869140625,
-0.0206298828125,
-0.01104736328125,
-0.01129150390625,
0.0281982421875,
0.025390625,
-0.005889892578125... | [
36157,
3055,
1011,
18,
45064,
1647,
1681,
139100,
56,
172335,
5443,
31,
6862,
831,
87,
22288,
903,
2053,
23,
64,
60313,
821,
58627,
1884,
34153,
4343,
1379,
79315,
12877,
22799,
5303,
139539,
5036,
60892,
34292,
2046,
136,
1295
] | [
0.1873779296875,
0.1895751953125,
0.1436767578125,
0.1531982421875,
0.1661376953125,
0.1083984375,
0.198486328125,
0.1695556640625,
0.1588134765625,
0.1402587890625,
0.047271728515625,
0.1533203125,
0.10113525390625,
0.04583740234375,
0.008392333984375,
0.1944580078125,
0.06579589843... | embed |
77321057_c0 | 77321057 | dart | 0 | Title: make model of array object in flutter
Problem title: make model of array object in flutter
Tags: flutter, dart, arrays, json
Problem: make model of array object in flutter | make model of array object in flutter make model of array object in flutter flutter dart arrays json make model of array object in flutter I'm try to make model array for my design table look like this. But I've no idea how to do it. I've refer this link for my json array bellow but it give error The json provider has ... | [
-0.000431060791015625,
0.0023193359375,
-0.01904296875,
0.022216796875,
0.00128936767578125,
0.0028228759765625,
-0.0101318359375,
0.020263671875,
-0.0040283203125,
0.0037384033203125,
-0.0230712890625,
-0.03369140625,
0.0230712890625,
-0.00384521484375,
0.0218505859375,
-0.02490234375... | [
3249,
3299,
111,
10298,
53,
36746,
23,
139100,
56,
1011,
18,
4778,
1647,
1681,
9790,
4331,
23180,
6713,
1884,
903,
6528,
54,
15005,
3126,
41566,
18499,
81450,
6002,
86531
] | [
0.08673095703125,
0.260498046875,
0.0948486328125,
0.1510009765625,
0.1514892578125,
0.1888427734375,
0.03839111328125,
0.156005859375,
0.182861328125,
0.04779052734375,
0.09478759765625,
0.036102294921875,
0.03948974609375,
0.1522216796875,
0.041046142578125,
0.1580810546875,
0.1446... | embed |
76907862_c0 | 76907862 | dart | 0 | "Title: chunk list in groups with custom sort in dart\nProblem title: chunk list in groups with cust(...TRUNCATED) | "chunk list in groups with custom sort in dart chunk list in groups with custom sort in dart dart ch(...TRUNCATED) | [0.0206298828125,-0.0157470703125,0.01409912109375,-0.0167236328125,-0.01806640625,-0.01214599609375(...TRUNCATED) | [7839,92,5303,23,94407,678,114122,12096,1011,18,144429,765,32036,892,26255,3871,47,1224,3934,201,186(...TRUNCATED) | [0.2305908203125,0.156005859375,0.2374267578125,0.072265625,0.2369384765625,0.09893798828125,0.22546(...TRUNCATED) | embed |
58466719_c8 | 58466719 | dart | 8 | "BKEAqUo6AkaSYArj9kLHyh7yRkZoJfW, zGwZopP4x37nswwWplxKMTKZZalFZIClJFUNk6OUNajSNANNdIZIAr39kkn03eKPYj(...TRUNCATED) | "BKEAqUo6AkaSYArj9kLHyh7yRkZoJfW, zGwZopP4x37nswwWplxKMTKZZalFZIClJFUNk6OUNajSNANNdIZIAr39kkn03eKPYj(...TRUNCATED) | [0.017333984375,0.0108642578125,-0.0157470703125,-0.0002460479736328125,0.005706787109375,-0.0035095(...TRUNCATED) | [112934,24040,864,1062,31,910,284,161,62428,7614,170,1126,127,53,60551,1456,4,97,724,434,1511,2146,6(...TRUNCATED) | [0.1561279296875,0.181640625,0.0230255126953125,0.061248779296875,0.0728759765625,0.0985107421875,0.(...TRUNCATED) | embed |
75245761_c2 | 75245761 | dart | 2 | "9aIjhhKZqju-anVjt3n6dHxlLyduaoatZbD7tzjo-bPeO8o1rycBQFCncgdQ9ST3C6CmZYOUpCFF9ojb4vZtvmIcbtl9Hyud9dO(...TRUNCATED) | "9aIjhhKZqju-anVjt3n6dHxlLyduaoatZbD7tzjo-bPeO8o1rycBQFCncgdQ9ST3C6CmZYOUpCFF9ojb4vZtvmIcbtl9Hyud9dO(...TRUNCATED) | [0.000583648681640625,0.011962890625,-0.006683349609375,0.005218505859375,-0.0267333984375,-0.013305(...TRUNCATED) | [483,11,568,170,51659,129375,864,461,9,66,856,20517,363,910,92595,133011,27232,257,9136,513,18144,67(...TRUNCATED) | [0.2447509765625,0.0278472900390625,0.018280029296875,0.03570556640625,0.120849609375,0.134155273437(...TRUNCATED) | embed |
30450135_c0 | 30450135 | dart | 0 | "Title: Make function to return custom stream\nProblem title: Make function to return custom stream\(...TRUNCATED) | "Make function to return custom stream Make function to return custom stream dart dart-async Make us(...TRUNCATED) | [0.004241943359375,0.0078125,-0.004241943359375,-0.01019287109375,-0.000614166259765625,-0.006713867(...TRUNCATED) | [
26176,
32354,
30646,
114122,
75973,
47,
1011,
18,
12654,
38937,
4867,
4153,
134549,
7722,
28282,
34831,
1884,
903
] | [0.15478515625,0.209716796875,0.1988525390625,0.218505859375,0.248779296875,0.04278564453125,0.12457(...TRUNCATED) | embed |
18033151_c0 | 18033151 | dart | 0 | "Title: Using dart to download a file\nProblem title: Using dart to download a file\nTags: dart\nPro(...TRUNCATED) | "Using dart to download a file Using dart to download a file dart Using Using dart to download a fil(...TRUNCATED) | [-0.01470947265625,-0.0027923583984375,0.0042724609375,-0.0045166015625,0.0045166015625,-0.010620117(...TRUNCATED) | [
345,
6953,
1011,
18,
47,
7026,
11435,
4171,
642,
4527,
1326,
27781,
17198,
50828
] | [0.0650634765625,0.052947998046875,0.2027587890625,0.2264404296875,0.1044921875,0.19970703125,0.1646(...TRUNCATED) | embed |
67315097_c0 | 67315097 | dart | 0 | "Title: flutter web socket how to connect?\nProblem title: flutter web socket how to connect?\nTags:(...TRUNCATED) | "flutter web socket how to connect? flutter web socket how to connect? websocket flutter dart projec(...TRUNCATED) | [-0.00165557861328125,0.03515625,-0.01312255859375,-0.01470947265625,-0.0155029296875,0.003051757812(...TRUNCATED) | [139100,56,1467,221,27853,3642,47,37067,991,1011,18,13452,114686,20543,910,11249,7,36157,3055,49966,(...TRUNCATED) | [0.1845703125,0.1875,0.1719970703125,0.1341552734375,0.215576171875,0.0762939453125,0.0526123046875,(...TRUNCATED) | embed |
72900884_c0 | 72900884 | dart | 0 | "Title: Disable white line in return\nProblem title: Disable white line in return\nTags: dart, flutt(...TRUNCATED) | "Disable white line in return Disable white line in return dart flutter Disable Disable white line i(...TRUNCATED) | [-0.00067138671875,-0.0054931640625,0.004241943359375,0.0167236328125,-0.0224609375,-0.0049743652343(...TRUNCATED) | [
6206,
2886,
35011,
13315,
23,
30646,
1011,
18,
139100,
56,
2685,
10,
3917,
47,
2837,
442,
33342,
1884,
903
] | [0.10040283203125,0.228271484375,0.2213134765625,0.2239990234375,0.11944580078125,0.2509765625,0.122(...TRUNCATED) | embed |
End of preview. Expand in Data Studio
Dart StackOverflow Vector Dataset Datasheet
1. What This Dataset Is
This dataset is the Dart-specific vector shard of the Stack2Graph StackOverflow retrieval corpus. Each Hugging Face dataset repository contains exactly one language dataset.
It is optimized for dense+sparse retrieval, Qdrant restoration, and embedding-based RAG experiments.
It is used in the Stack2Graph project as the vector counterpart to the language-scoped RDF knowledge graph shards.
See the Stack2Graph repository for more details: https://github.com/tha-atlas/Stack2Graph
2. Repository Layout
dataset_manifest.json
question_metadata_*.parquet
chunk_records_*.parquet
question_records_*.parquet
dataset_manifest.json: language-scoped manifest for this dataset shard.question_metadata_*.parquet: per-question metadata and retrieval bookkeeping.chunk_records_*.parquet: chunk-level vector rows when parent-child indexing is enabled.question_records_*.parquet: question-level vector rows when chunking is disabled or exported alongside chunk data.
3. Data Model And Coverage
The dataset is derived from Stack Overflow questions selected for the Dart programming language. It contains the structured records needed to rebuild the Stack2Graph Qdrant collection for that language.
Coverage scope:
- records are retained when they match the Stack2Graph supported language-tag set
- this repository contains only the Dart shard
- the archive may contain both metadata-only and retrieval-ready vector rows depending on the export mode
4. Recommended Preprocessing
- Read
dataset_manifest.jsonfirst and use it as the source of truth for included Parquet files. - Load all Parquet shards for this repository into your vector indexing pipeline.
- Rebuild or restore the Qdrant collection
stackoverflow_dart_vector. - Preserve attribution and license metadata during downstream export.
5. Automatic Download And Vector DB Setup
You do not need to regenerate embeddings from GraphDB to use this dataset.
In the Stack2Graph repository, you can use the automation script
python -m experiment.load_hf_datasets_into_services --skip-kg to download dataset artifacts
and prepare the vector database service state automatically.
Typical workflow:
- Clone and configure Stack2Graph (
.envwith HF token and service paths). - Clone and configure Stack2Graph (
.envwith HF token and service paths). - Start required local services:
docker compose up -d
- Run the loader script:
python -m experiment.load_hf_datasets_into_services --skip-kg
For manual usage without automation, directly ingest the listed Parquet files into your vector database.
6. Quality Notes And Caveats
- A Stack Overflow question may belong to multiple language shards when tagged with multiple languages.
- Embeddings and sparse representations depend on the configured export pipeline and model versions.
- As with community-generated data, content may include noise, bias, and temporal drift.
7. Intended Use
- semantic retrieval and reranking
- RAG and hybrid retriever experiments
- vector database benchmarking and diagnostics
- language-scoped developer tooling research
8. Limitations
- Not a complete mirror of all Stack Overflow content.
- Not all export modes include the same row types or chunk layouts.
- Best used together with the Stack2Graph retrieval pipeline and Qdrant-compatible tooling.
9. Licensing And Attribution
This dataset inherits Stack Overflow source licensing and attribution requirements. Ensure compliant attribution and redistribution practices in all derived artifacts.
10. Suggested Citation
If you use this dataset, cite the Stack2Graph work:
- Stack2Graph: A Structured Knowledge Representation of Stack Overflow Data for Retrieval-based Question Answering
- Downloads last month
- 48