Merge pull request #79139 from YutongTie-MSFT/patch-46

(AzureCXP) fixes MicrosftDocs/azure-docs#32721

Author: PRMerger16

articles/cognitive-services/Translator/tutorial-wpf-translation-csharp.md

@@ -365,7 +365,7 @@ Now we're going to create method to detect the language of the source text (text
        HttpWebRequest detectLanguageWebRequest = (HttpWebRequest)WebRequest.Create(detectUri);
        detectLanguageWebRequest.Headers.Add("Ocp-Apim-Subscription-Key", COGNITIVE_SERVICES_KEY);
        detectLanguageWebRequest.Headers.Add("Ocp-Apim-Subscription-Region", "westus");
-       detectLanguageWebRequest.ContentType = "app/json; charset=utf-8";
+       detectLanguageWebRequest.ContentType = "application/json; charset=utf-8";
        detectLanguageWebRequest.Method = "POST";
 
        // Send request
@@ -422,7 +422,7 @@ private string CorrectSpelling(string text)
     HttpWebRequest spellCheckWebRequest = (HttpWebRequest)WebRequest.Create(uri);
     spellCheckWebRequest.Headers.Add("Ocp-Apim-Subscription-Key", COGNITIVE_SERVICES_KEY);
     spellCheckWebRequest.Method = "POST";
-    spellCheckWebRequest.ContentType = "app/x-www-form-urlencoded"; // doesn't work without this
+    spellCheckWebRequest.ContentType = "application/x-www-form-urlencoded"; // doesn't work without this
 
     // Create and send the request
     string body = "text=" + System.Web.HttpUtility.UrlEncode(text);