[BAEL-3289] Add missing code snippets from the Spring Scheduled article

All the samples still existed with some slight variation, I updated where applicable

Main thing is that the link in the article has to be corrected

spring-scheduling/README.md

@@ -1,5 +1,6 @@
 ### Relevant articles:
 - [A Guide to the Spring Task Scheduler](http://www.baeldung.com/spring-task-scheduler)
+- [The @Scheduled Annotation in Spring](https://www.baeldung.com/spring-scheduled-tasks)
 - [Guide to Spring Retry](http://www.baeldung.com/spring-retry)
 - [How To Do @Async in Spring](http://www.baeldung.com/spring-async)
 

spring-scheduling/src/main/java/org/baeldung/scheduling/ScheduledAnnotationExample.java

@@ -31,9 +31,10 @@ public class ScheduledAnnotationExample {
         System.out.println("Fixed rate task - " + System.currentTimeMillis() / 1000);
     }
 
-    @Scheduled(fixedDelay = 1000, initialDelay = 100)
+    @Scheduled(fixedDelay = 1000, initialDelay = 1000)
     public void scheduleFixedRateWithInitialDelayTask() {
-        System.out.println("Fixed delay task with one second initial delay - " + System.currentTimeMillis() / 1000);
+        long now = System.currentTimeMillis() / 1000;
+        System.out.println("Fixed rate task with one second initial delay - " + now);
     }
 
     /**
@@ -41,7 +42,8 @@ public class ScheduledAnnotationExample {
      */
     @Scheduled(cron = "0 15 10 15 * ?")
     public void scheduleTaskUsingCronExpression() {
-        System.out.println("schedule tasks using cron expressions - " + System.currentTimeMillis() / 1000);
+        long now = System.currentTimeMillis() / 1000;
+        System.out.println("schedule tasks using cron jobs - " + now);
     }
 
     @Scheduled(cron = "${cron.expression}")

spring-scheduling/src/main/resources/springScheduled-config.xml

@@ -15,7 +15,7 @@
 
     <bean id="myscheduler" class="org.springframework.scheduling.concurrent.ThreadPoolTaskScheduler"/>
 
-    <!-- Configure the fixedDealy, fixedRate or cron based schduled tasks -->
+    <!-- Configure the fixedDealy, fixedRate or cron based scheduled tasks -->
     <bean id="schedulingWithXmlConfig" class="org.baeldung.scheduling.SchedulingWithXmlConfig"/>
 
     <task:scheduled-tasks scheduler="myScheduler">