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Sample Page, see also helloworld-qna, helloworld-qna-list

Q&A Platform written by java(servlet), html, js.

Any requests are welcomed!


  • Apache Tomcat
  • MySQL

##Used Libraries

  • jquery mobile
  • mysql-connector-java(jdbc)

##Database Schema ####table info : CREATE TABLE qna ( id int(10) unsigned NOT NULL AUTO_INCREMENT, speaker varchar(30) NOT NULL DEFAULT '', user varchar(100) NOT NULL DEFAULT '', msg varchar(200) NOT NULL DEFAULT '', date timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, PRIMARY KEY (id) ) ENGINE=InnoDB AUTO_INCREMENT=13 DEFAULT CHARSET=utf8;



  • ###in Java Source [src/com.proinlab.util/QnASetting.java]
    • HOST : Database Location, default localhost.
    • PORT : Database Port, default 3306.
    • DB_USER : Database user id, default root.
    • DB_PASSWORD : Database password, default null.
    • DB_NAME : Database name, default qna_example, this is not table name.
  • ###in JavaScript [WebContent/global.js]
    • host : Tomcat Hosts, default, is my host.
    • port : Tomcat Port, default 8080.
    • appName : Tomcat webapps name, default qna.
    • refreshTime : ajax reload data delay time, default 1000.
    • textLimit : minimum question text length, default 5.