I'm having problems checking for duplicates. In my command line (Win-DOS), it'll print "Duplicate ID, can't add.", but in my applet, it doesn't show that in the error message. Also, duplicate names are suppose to be ok as long as the IDs are different -- they should be added to the list sorted by ID first, then by name. I think my program is saying dup names are not ok, and so does not add it to the list.
Network Monitoring is essential to ensure that computer systems and network devices are running. Use PRTG to monitor LANs, servers, websites, applications and devices, bandwidth, virtual environments, remote systems, IoT, and many more. PRTG is easy to set up & use.
Basic understanding on "OO- Object Orientation" is needed for designing a logical solution to solve a problem. Basic OOAD is a prerequisite for a coder to ensure that they follow the basic design of OO. This would help developers to understand the b…
Viewers will learn one way to get user input in Java.
Introduce the Scanner object:
Declare the variable that stores the user input:
An example prompting the user for input:
Methods you need to invoke in order to properly get user input: