Refactor code and notes for daemon threads

Author: abhinav-nath

README.md

@@ -14,7 +14,7 @@ Simple and easy to understand code examples for most of the Concurrent APIs prov
   - [Thread States](./notes/thread-states.md) - [[code](./src/com/codecafe/concurrency/thread/basics/designathread/ThreadStates.java)]
   - [Thread Termination](./src/com/codecafe/concurrency/thread/basics/Main.java)
 - [Thread Signalling](./src/com/codecafe/concurrency/threadsignalling)
-- [Daemon Thread](./notes/daemon-thread.md) - [[code](./src/com/codecafe/concurrency/thread/daemonthread)]
+- [Daemon Threads](./notes/daemon-threads.md) - [[code](./src/com/codecafe/concurrency/thread/daemonthreads)]
 
 #### Thread synchronization and locks
 - [The `synchronized` keyword](./src/com/codecafe/concurrency/_synchronized)

notes/daemon-thread.md renamed to notes/daemon-threads.md

@@ -1,6 +1,7 @@
-## Daemon Thread
+## Daemon Threads
 
-> A **Daemon thread** is a low priority thread that runs in background to perform housekeeping tasks such as garbage collection.
+> **Daemon threads** are low priority threads that run in background to perform housekeeping tasks such as garbage collection.
+> They are background threads that do not prevent the application from exiting if the `main` thread terminates.
 
 #### Properties:
 

src/com/codecafe/concurrency/thread/daemonthread/DaemonThread.java renamed to src/com/codecafe/concurrency/thread/daemonthreads/Main.java

@@ -1,11 +1,11 @@
-package com.codecafe.concurrency.thread.daemonthread;
+package com.codecafe.concurrency.thread.daemonthreads;
 
-public class DaemonThread {
+public class Main {
 
   public static void main(String[] args) {
     // Daemon thread
     Thread th = new Thread(() -> {
-      for (int i = 1; ; i++)
+      for (int i = 1; i <= 10000; i++)
         System.out.print(" D-" + i);
     });