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Modify your UserProfile class to meet the following requirements:
Note that wall postings should be stored in reverse-chronological order, meaning that newly created posts should be stored at the beginning of the list, not at the end. Also, this method should ensure that the total number of posts does not exceed 20. Once the wall gets that full, delete the oldest post to make room for a new one. Study the API documentation for ArrayList to find suitable methods to accomplish this arrangement. You may assume that the clock is consistent, that is, postings created more recently will also have a more recent time stamp.
Define the difference between StringBuffer and String class?
Validate() : Used to validate properties after they have been populated; known as before FormBean is handed to Action. Returns a collection of ActionError as ActionErrors. Followin
Can we use the constructor, instead of init(), to initialize servlet? Ans) Yes. Of course you can use the constructor instead of init(). There's nothing to stop you. But you sho
I''ve been trying to get this java program to work but im lost and Im stuck ! The factorial of a positive integer N, denoted by N! N!=1*2*...*N Using subprograms and f unctions,c
List down the names of two array techniques available in JavaScript. The two techniques thata rae available in java script is: 1. sort( ) [sorts elements within alphabetical
What is synchronization and why is it important? With respect to multithreading, synchronization is the potential to control the access of multiple threads to shared resources.
I need a website to do online marketing Project Description: Develop a website designer/developer to develop a website from scratch. This website has to be written in Java an
Describe Remote Objects A Remote Object is one whose functions can be called from another JVM. A remote object class must execute the Remote interface. A RMI Server is an appl
What is best algorithm? Greedy algorithm is the best algorithm as it is n algorithm in which always takes the best immediate, or local solution although searching an answer.
#quThis project is based on the teams example of chapter 1. Instead of teams, you will consider employees working in a department in a company. (Departments and employees are ana
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