From 08d0301181911e92adca47b81e0bd4b96a5253b6 Mon Sep 17 00:00:00 2001
From: "github-actions[bot]"
 <41898282+github-actions[bot]@users.noreply.github.com>
Date: Sun, 20 Apr 2025 13:53:43 +0600
Subject: [PATCH] chore: update roadmap content json (#8511)

Co-authored-by: kamranahmedse <4921183+kamranahmedse@users.noreply.github.com>
---
 public/roadmap-content/ai-data-scientist.json |  5 +++++
 public/roadmap-content/ai-engineer.json       |  4 ++--
 public/roadmap-content/cpp.json               | 20 +++++++++++++++++--
 public/roadmap-content/devrel.json            |  2 +-
 public/roadmap-content/postgresql-dba.json    |  7 +------
 5 files changed, 27 insertions(+), 11 deletions(-)

diff --git a/public/roadmap-content/ai-data-scientist.json b/public/roadmap-content/ai-data-scientist.json
index dffb98364..da8c78dfb 100644
--- a/public/roadmap-content/ai-data-scientist.json
+++ b/public/roadmap-content/ai-data-scientist.json
@@ -49,6 +49,11 @@
         "title": "Algebra and Differential Calculus for Data Science",
         "url": "https://imp.i384100.net/LX5M7M",
         "type": "article"
+      },
+      {
+        "title": "Calculus Youtube Course",
+        "url": "https://www.youtube.com/playlist?list=PLZHQObOWTQDMsr9K-rj53DwVRMYO3t5Yr",
+        "type": "video"
       }
     ]
   },
diff --git a/public/roadmap-content/ai-engineer.json b/public/roadmap-content/ai-engineer.json
index e69752828..8f847e367 100644
--- a/public/roadmap-content/ai-engineer.json
+++ b/public/roadmap-content/ai-engineer.json
@@ -1265,7 +1265,7 @@
     "links": [
       {
         "title": "Supabase Vector",
-        "url": "https://supabase.com/vector",
+        "url": "https://supabase.com/docs/guides/ai",
         "type": "article"
       },
       {
@@ -1685,7 +1685,7 @@
     "links": [
       {
         "title": "Low or High Fidelity Image Understanding - OpenAI",
-        "url": "https://platform.openai.com/docs/guides/vision/low-or-high-fidelity-image-understanding",
+        "url": "https://platform.openai.com/docs/guides/images",
         "type": "article"
       }
     ]
diff --git a/public/roadmap-content/cpp.json b/public/roadmap-content/cpp.json
index 1b12daab6..03b156979 100644
--- a/public/roadmap-content/cpp.json
+++ b/public/roadmap-content/cpp.json
@@ -341,8 +341,24 @@
   },
   "hNBErGNiegLsUJn_vgcOR": {
     "title": "Virtual Methods",
-    "description": "",
-    "links": []
+    "description": "Virtual functions enable runtime polymorphism in C++, allowing derived classes to override base class behavior. When called via a base pointer/reference, the _actual object's type_ determines which function is executed (dynamic dispatch). Non-virtual functions use compile-time resolution based on the pointer/reference type (static dispatch), which prevents overriding.\n\n    // Base class with virtual function\n    class Animal {\n    public:\n        virtual void speak() { std::cout << \"Generic sound\"; }\n    };\n    \n    // Derived class override\n    class Dog : public Animal {\n    public:\n        void speak() override { std::cout << \"Woof!\"; } // Dynamic dispatch\n    };\n    \n\nVisit the following resources to learn more:",
+    "links": [
+      {
+        "title": "C++ Virtual Functions Documentation",
+        "url": "https://en.cppreference.com/w/cpp/language/virtual",
+        "type": "article"
+      },
+      {
+        "title": "GeeksforGeeks Virtual Functions Guide",
+        "url": "https://www.geeksforgeeks.org/virtual-function-cpp/",
+        "type": "article"
+      },
+      {
+        "title": "Virtual Functions Explained (YouTube)",
+        "url": "https://www.youtube.com/watch?v=oIV2KchSyGQ&ab_channel=TheCherno",
+        "type": "video"
+      }
+    ]
   },
   "s99ImazcwCgAESxZd8ksa": {
     "title": "Virtual Tables",
diff --git a/public/roadmap-content/devrel.json b/public/roadmap-content/devrel.json
index 7f93d95a0..6b4610ec9 100644
--- a/public/roadmap-content/devrel.json
+++ b/public/roadmap-content/devrel.json
@@ -201,7 +201,7 @@
   },
   "LRZ8yxTfEGCXsYp4N1_uD": {
     "title": "Public Speaking",
-    "description": "",
+    "description": "Public speaking is very important for a Developer Relations (DevRel) role, though its exact importance depends on the specific job and company. DevRel professionals act as a bridge between a company (often its tech or product team) and the developer community, so communication—especially in public settings—is a core part of the gig.",
     "links": []
   },
   "0ntOE6PSdMl_EXB9gdgIv": {
diff --git a/public/roadmap-content/postgresql-dba.json b/public/roadmap-content/postgresql-dba.json
index 13c7b9bcf..24c81489d 100644
--- a/public/roadmap-content/postgresql-dba.json
+++ b/public/roadmap-content/postgresql-dba.json
@@ -228,12 +228,7 @@
     "links": [
       {
         "title": "Managing Databases",
-        "url": "https://www.postgresql.org/docs/8.1/managing-databases.html",
-        "type": "article"
-      },
-      {
-        "title": "Managing a Database",
-        "url": "https://www.postgresql.org/docs/7.1/start-manage-db.html",
+        "url": "https://www.postgresql.org/docs/current/managing-databases.html",
         "type": "article"
       }
     ]