Category Archives: Web Application

Observer and Observable

Using JAVA Implementation Message Board (Observable) package com.alkathirikhalid.demo; import java.util.Observable; /**  * <p>  * Message Board as Observable.</p>  * <p>  * It can be observed for new message changes, it can also have one or more  * observers, when an … Continue reading

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Certificate verification System Service, a web app for managing certificate issuing institutions. Introduction Institutions, Organizations, Employers and even Individuals, can now verify a certificate authenticity coming from the intended institution to the intended candidate, hence preventing forgery, duplication and even … Continue reading

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