There are three choices as follows: List<String> list = Arrays.asList("1","2"); List<Object> objectList = (List) list; List<Object> objectList2 = (List<Object>)(List) list; List<Object> objectList3 = new ArrayList<Object>(list); But the choice 1 and 2 seem to be dangerous because the ex</object></object></object></object></object></string>…

Since scheduled tasks of my project has some dependencies, I’m thinking whether I should use a job scheduler. There are lots of job schedulers and lots of comparison of job schedulers. My requirements are 1. Manages DAGs which define job d…