This topic explains how to get and add object into the s3
Hello world standalone application using spring boot
This is a utility script used to list out the processes running in the unix / linux (OS). This helps to find out which processes are running and which are not with a single command.
Java 7 gives you the ability to codify a single catch block to catch more than one type of exception. The purpose of this multi-catch feature is to reduce code duplication and reduce the temptation to catch overly broad exceptions (for instance, catch (Exception ex)).
There are two ways of writing a singleton class, but only one ensures that the object is a true singleton object per JVM for a given classloader.