added dataset summary

README.md

@@ -15,10 +15,25 @@ dataset_info:
     num_examples: 270
   - name: test
     num_bytes: 37456
-    num_examples: 30
+    num_examples: 30 
   download_size: 172425
   dataset_size: 340920
 ---
 # Dataset Card for "stackoverflow_linux"
 
+## Dataset Summary
+
+Dataset information:
+- Source: Stack Overflow
+- Category: Linux
+- Number of samples: 300
+- Train/Test split: 270/30
+- Quality: Each question in the dataset has at least 100 votes and the answer has at least 5 votes
+
+## Additional Information
+
+### License
+
+All Stack Overflow user contributions are licensed under CC-BY-SA 3.0 with attribution required.
+
 [More Information needed](https://github.com/huggingface/datasets/blob/main/CONTRIBUTING.md#how-to-contribute-to-the-dataset-cards)