Merge pull request #36206 from dotnet/main

Author: guardrex

.github/copilot-instructions.md

@@ -1,7 +1,7 @@
 ---
 author: tdykstra
 ms.author: wpickett
-ms.date: 09-21-2025
+ms.date: 10-16-2025
 ---
 
 # Copilot Instructions for `dotnet/AspNetCore.Docs`
@@ -78,6 +78,7 @@ When working on an issue:
 
 ## Repository-Specific Guidelines
 - [ ] Follow the [Microsoft Writing Style Guide](https://learn.microsoft.com/en-us/style-guide/welcome/)
+  - [ ] Use contractions following the guidance in [Use contractions](https://learn.microsoft.com/en-us/style-guide/word-choice/use-contractions)
 - [ ] **Repository Exceptions**:
   - [ ] Number ordered lists as "1." for every item (don't use sequential numbers)
   - [ ] Use backticks around content specifically for file names (`file.txt`), folders (`folder`), file paths (`folder/file.txt`), custom types (`myVariable`, `MyClass`), raw URLs in the text (`https://www.contoso.com`), URL segments (`/product/id/199`), file extensions (`.razor`), NuGet packages (`Microsoft.AspNetCore.SignalR.Client`), and code that should never be localized

aspnetcore/data/ef-rp/intro/samples/cu-completed-stages/part7/ContosoUniversity/Pages/Courses/Create.cshtml.cs

@@ -43,7 +43,7 @@ public async Task<IActionResult> OnPostAsync()
                 return RedirectToPage("./Index");
             }
 
-            // Select DepartmentID if TryUpdateModelAsync fails.
+            // Repopulate departments dropdown. emptyCourse.DepartmentID determines the selected item.
             PopulateDepartmentsDropDownList(_context, emptyCourse.DepartmentID);
             return Page();
         }

aspnetcore/data/ef-rp/intro/samples/cu-completed-stages/part7/ContosoUniversity/Pages/Courses/Edit.cshtml.cs

@@ -32,7 +32,7 @@ public async Task<IActionResult> OnGetAsync(int? id)
                 return NotFound();
             }
 
-            // Select current DepartmentID.
+            // Populate departments dropdown. Course.DepartmentID determines the selected item.
             PopulateDepartmentsDropDownList(_context, Course.DepartmentID);
             return Page();
         }
@@ -60,7 +60,7 @@ public async Task<IActionResult> OnPostAsync(int? id)
                 return RedirectToPage("./Index");
             }
 
-            // Select DepartmentID if TryUpdateModelAsync fails.
+            // Repopulate departments dropdown. courseToUpdate.DepartmentID determines the selected item.
             PopulateDepartmentsDropDownList(_context, courseToUpdate.DepartmentID);
             return Page();
         }

aspnetcore/data/ef-rp/intro/samples/cu/Pages/Courses/Create.cshtml.cs

@@ -41,7 +41,7 @@ public async Task<IActionResult> OnPostAsync()
                 return RedirectToPage("./Index");
             }
 
-            // Select DepartmentID if TryUpdateModelAsync fails.
+            // Repopulate departments dropdown. emptyCourse.DepartmentID determines the selected item.
             PopulateDepartmentsDropDownList(_context, emptyCourse.DepartmentID);
             return Page();
         }

aspnetcore/data/ef-rp/intro/samples/cu/Pages/Courses/Edit.cshtml.cs

@@ -32,7 +32,7 @@ public async Task<IActionResult> OnGetAsync(int? id)
                 return NotFound();
             }
 
-            // Select current DepartmentID.
+            // Populate departments dropdown. Course.DepartmentID determines the selected item.
             PopulateDepartmentsDropDownList(_context,Course.DepartmentID);
             return Page();
         }
@@ -55,7 +55,7 @@ public async Task<IActionResult> OnPostAsync(int? id)
                 return RedirectToPage("./Index");
             }
 
-            // Select DepartmentID if TryUpdateModelAsync fails.
+            // Repopulate departments dropdown. courseToUpdate.DepartmentID determines the selected item.
             PopulateDepartmentsDropDownList(_context, courseToUpdate.DepartmentID);
             return Page();
         }       

aspnetcore/data/ef-rp/intro/samples/cu20snapshots/cu-part7/Pages/Courses/Create.cshtml.cs

@@ -53,7 +53,7 @@ public async Task<IActionResult> OnPostAsync()
                 return RedirectToPage("./Index");
             }
 
-            // Select DepartmentID if TryUpdateModelAsync fails.
+            // Repopulate departments dropdown. emptyCourse.DepartmentID determines the selected item.
             PopulateDepartmentsDropDownList(_context, emptyCourse.DepartmentID);
             return Page();
         }

aspnetcore/data/ef-rp/intro/samples/cu20snapshots/cu-part7/Pages/Courses/Edit.cshtml.cs

@@ -38,7 +38,7 @@ public async Task<IActionResult> OnGetAsync(int? id)
                 return NotFound();
             }
 
-            // Select current DepartmentID.
+            // Populate departments dropdown. Course.DepartmentID determines the selected item.
             PopulateDepartmentsDropDownList(_context, Course.DepartmentID);
             return Page();
         }
@@ -61,7 +61,7 @@ public async Task<IActionResult> OnPostAsync(int? id)
                 return RedirectToPage("./Index");
             }
 
-            // Select DepartmentID if TryUpdateModelAsync fails.
+            // Repopulate departments dropdown. courseToUpdate.DepartmentID determines the selected item.
             PopulateDepartmentsDropDownList(_context, courseToUpdate.DepartmentID);
             return Page();
         }

aspnetcore/data/ef-rp/intro/samples/cu20snapshots/cu-part8/Pages/Courses/Create.cshtml.cs

@@ -53,7 +53,7 @@ public async Task<IActionResult> OnPostAsync()
                 return RedirectToPage("./Index");
             }
 
-            // Select DepartmentID if TryUpdateModelAsync fails.
+            // Repopulate departments dropdown. emptyCourse.DepartmentID determines the selected item.
             PopulateDepartmentsDropDownList(_context, emptyCourse.DepartmentID);
             return Page();
         }

aspnetcore/data/ef-rp/intro/samples/cu20snapshots/cu-part8/Pages/Courses/Edit.cshtml.cs

@@ -38,7 +38,7 @@ public async Task<IActionResult> OnGetAsync(int? id)
                 return NotFound();
             }
 
-            // Select current DepartmentID.
+            // Populate departments dropdown. Course.DepartmentID determines the selected item.
             PopulateDepartmentsDropDownList(_context, Course.DepartmentID);
             return Page();
         }
@@ -61,7 +61,7 @@ public async Task<IActionResult> OnPostAsync(int? id)
                 return RedirectToPage("./Index");
             }
 
-            // Select DepartmentID if TryUpdateModelAsync fails.
+            // Repopulate departments dropdown. courseToUpdate.DepartmentID determines the selected item.
             PopulateDepartmentsDropDownList(_context, courseToUpdate.DepartmentID);
             return Page();
         }

aspnetcore/data/ef-rp/intro/samples/cu30/Pages/Courses/Create.cshtml.cs

@@ -36,7 +36,7 @@ public async Task<IActionResult> OnPostAsync()
                 return RedirectToPage("./Index");
             }
 
-            // Select DepartmentID if TryUpdateModelAsync fails.
+            // Repopulate departments dropdown. emptyCourse.DepartmentID determines the selected item.
             PopulateDepartmentsDropDownList(_context, emptyCourse.DepartmentID);
             return Page();
         }