Java Tutorial Archives • Page 6 of 7 •

Java String, StringBuffer And StringBuilder Difference

Java has three character sequence manipulation class. They are java.lang.String, java.lang.StringBuffer and java.lang.StringBuilder. The most popular used class maybe java.lang.String, but there are a lot of difference between them.

Read / Write Excel Data Using Apache POI

12 Comments / Java Tutorial / Excel, Selenium

Apache POI is a popular and easy to use java library to manage excel files. This apache POI example will tell you how to install apache POI library in your java project, how to use apache POI provided java classes to create, load an excel file data.

Save 2D List Data In 2D Array, Vice Versa

Leave a Comment / Java Tutorial / JAVA BASIC

Sometimes we need an 2D Array in java. But we do not know the size. So we can not create it at declaration time. An flexible way to do this is first save the data in a java List, then translate the List data to it. In this article we will show you how to …

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Read / Write CSV File With Apache Commons CSV

Debug Java EE Web Application In Tomcat Use Eclipse

Leave a Comment / Java Tutorial / Tomcat

One of the most useful skill you should take is deploy and debug Tomcat within your Java EE Integrated Development Environment. This skill can make it easy for you to find out the reason why your Java EE web application go wrong as well as debug and fix the problem quickly. In this article we will …

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Java Exception Indepth Research

Leave a Comment / Java Tutorial / EXCEPTION

The exception mechanism is how the program is handled when the program meet an error. It provides a safe exit method for java program. When an error occurs, the program executing process changes, and the control of the program is transferred to the exception handler.

How To Use JUnit Annotations In Java Project

How To Integrate JUnit Framework Into Selenium Scripts

Leave a Comment / Java Tutorial / JAVA BASIC, JUnit

JUnit is a unit test tool which is open source also. You can use it to test from small units of code to large java functions. JUnit provide assertion library used to examine the result of the test. Junit Annotations are used to test java method. You can also use it to run the automation suite …

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How To Use Apache Tomcat To Develop Java Web Applications

Leave a Comment / Java Tutorial / Tomcat

Apache Tomcat is considered to be the most preferred and regular web application container on the market. It is the first java web server that implement Java EE Servlet specification. It has been donated to Apache Software Foundation by Sun Microsystem in 1999, from then on it is called Jakarta Tomcat as well as Apache Tomcat …

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How To Install Tomcat 9.0 Correctly On Your Machine

Leave a Comment / Java Tutorial / Tomcat

In this article i will show you how to correctly install Tomcat 9.0 which is the newest version of it. If you want to install and run it, you need to download and install jdk 8.0 first. Because it only run on jdk 8 or later. Please refer to following page to see the requirement before install.