Improve guide content

public/roadmap-content/java.json

@@ -358,11 +358,6 @@
     "title": "Object Lifecycle",
     "description": "The object lifecycle refers to the series of stages an object goes through from its creation (allocation of memory) to its destruction (reclaiming of memory). These stages typically include object creation, initialization, usage, and eventual garbage collection when the object is no longer needed. Understanding this lifecycle is crucial for efficient memory management and preventing resource leaks.\n\nVisit the following resources to learn more:",
     "links": [
-      {
-        "title": "Object Life Cycle in Java",
-        "url": "https://www.tpointtech.com/object-life-cycle-in-java",
-        "type": "article"
-      }
     ]
   },
   "qdA6bK9ZkP8p0_NH_wMuj": {
@@ -711,11 +706,6 @@
     "title": "Exception Handling",
     "description": "Exception Handling in Java is one of the effective means to handle the runtime errors so that the regular flow of the application can be preserved. Java Exception Handling is a mechanism to handle runtime errors such as ClassNotFoundException, IOException, SQLException, RemoteException, etc.\n\nThere are three types of exceptions -\n\n1.  Checked Exception - exceptions checked at compile time. Example - IOException\n2.  Unchecked Exception - exceptions checked at run time. Example - NullPointerException\n3.  Error - It is irrecoverable. Example - OutOfMemoryError\n\nVisit the following resources to learn more:",
     "links": [
-      {
-        "title": "Exception Handling in Java",
-        "url": "https://www.tpointtech.com/exception-handling-in-java",
-        "type": "article"
-      },
       {
         "title": "Understanding Java Exceptions",
         "url": "https://www.youtube.com/watch?v=W-N2ltgU-X4",

public/roadmap-content/qa.json

@@ -547,11 +547,6 @@
     "title": "Regression Testing",
     "description": "Regression Testing is a type of software testing to confirm that a recent program or code change has not adversely affected existing features. Regression testing is a black box testing technique. Test cases are re-executed to check the previous functionality of the application is working fine and that the new changes have not produced any bugs.\n\nVisit the following resources to learn more:",
     "links": [
-      {
-        "title": "Regression Testing",
-        "url": "https://www.tpointtech.com/regression-testing",
-        "type": "article"
-      },
       {
         "title": "What is Regression Testing with Test Cases",
         "url": "https://www.guru99.com/regression-testing.html",

src/data/roadmaps/java/content/data-types@5g9mmi01WeZ4aDqNzwx_V.md

@@ -10,5 +10,4 @@ Data Types are divided into two group -
 Visit the following resources to learn more:
 
 - [@article@Java Data Types](https://jenkov.com/tutorials/java/variables.html)
-- [@article@What are Data Types & Variables?](https://jenkov.com/tutorials/java/data-types.html)
-- [@article@Java Variables](https://www.tpointtech.com/java-variables)
+- [@article@What are Data Types & Variables?](https://jenkov.com/tutorials/java/data-types.html)

src/data/roadmaps/java/content/exception-handling@g9P3548F38tYGjevBc42w.md

@@ -10,5 +10,4 @@ There are three types of exceptions -
 
 Visit the following resources to learn more:
 
-- [@video@Understanding Java Exceptions](https://www.youtube.com/watch?v=W-N2ltgU-X4)
-- [@article@Exception Handling in Java](https://www.tpointtech.com/exception-handling-in-java)
+- [@video@Understanding Java Exceptions](https://www.youtube.com/watch?v=W-N2ltgU-X4)

src/data/roadmaps/java/content/object-lifecycle@3qowgj1pas1X7oRric9eU.md

@@ -1,7 +1,3 @@
 # Object Lifecycle
 
-The object lifecycle refers to the series of stages an object goes through from its creation (allocation of memory) to its destruction (reclaiming of memory). These stages typically include object creation, initialization, usage, and eventual garbage collection when the object is no longer needed. Understanding this lifecycle is crucial for efficient memory management and preventing resource leaks.
-
-Visit the following resources to learn more:
-
-- [@article@Object Life Cycle in Java](https://www.tpointtech.com/object-life-cycle-in-java)
+The object lifecycle refers to the series of stages an object goes through from its creation (allocation of memory) to its destruction (reclaiming of memory). These stages typically include object creation, initialization, usage, and eventual garbage collection when the object is no longer needed. Understanding this lifecycle is crucial for efficient memory management and preventing resource leaks.

src/data/roadmaps/qa/content/regression-testing@XCeXiKvBblmDArfbWjDvw.md

@@ -1,9 +1,3 @@
 # Regression Testing
 
-Regression Testing is a type of software testing to confirm that a recent program or code change has not adversely affected existing features. Regression testing is a black box testing technique. Test cases are re-executed to check the previous functionality of the application is working fine and that the new changes have not produced any bugs.
-
-Visit the following resources to learn more:
-
-- [@article@Regression Testing](https://www.tpointtech.com/regression-testing)
-- [@article@What is Regression Testing with Test Cases](https://www.guru99.com/regression-testing.html)
-- [@feed@Explore top posts about Testing](https://app.daily.dev/tags/testing?ref=roadmapsh)
+Regression Testing is a type of software testing to confirm that a recent program or code change has not adversely affected existing features. Regression testing is a black box testing technique. Test cases are re-executed to check the previous functionality of the application is working fine and that the new changes have not produced any bugs.