Narayana Tutorial

Online Java Tutorial Blog

Month: February 2016

Differences Between Spring and Struts

Differences Between Spring and Struts

We need to understand the differences between spring and struts. This is a very basic interview question. So we need to refresh our mind before going to any java interview. Differences Between Spring and Struts Spring Struts Java-J2ee framework software J2ee based web framework software Can be used to develop all kinds of java-j2ee applications including […]

SQL SELECT

In this tutorial post, we are going to discussing SQL SELECT statement in oracle data base. Consider we have EMPLOYEE demo table which is using for the executing SELECT command. EMP_ID EMP_NAME EMP_DESIGNATION EMP_GENDER EMP_QUALIFICATION EMP_LOCATION 100 Narayanaswamy Sr.Software Engineer Male MCA Chennai 101 Kumar Quality Analyst Male B.Tech Chennai 102 Ramesh Database Administration Male B.Tech […]

Log4j common conversion patterns

Log4j common conversion patterns

You will find in this article some useful log4j common conversion patterns compiled for daily use of log4j as a preferred logging mechanism in Java development. log4j common conversion patterns The following table briefly summarizes the conversion characters defined by log4j:   Conversion Pattern Example Here we are providing some conversion pattern examples with syntax, […]

Log4j Levels Example

Log4J

In this tutorial post, we are going to providing log4j levels example java program to understand log4j levels with java package wise will be providing different levels of logs with different types of outputs like console and file. Log4j Levels Example For this we are going creating following files. Log4jExamplePKG1.java under package com.narayanatutorial.log4j.Log4jPKG1 Log4jExamplePKG2.java under […]

Log4j Configuration Eclipse

Log4J

Here we are going to discussing Log4j configuration Eclipse with sample program. Log4j Configuration Eclipse   Download Log4j Jar Download Log4j jar from http://logging.apache.org/site/binindex.cgi  Extract the downloaded jar file. CreateLog4j Project Create Java project as follows. Write project name like Log4jExample. Add downloaded log4j jar to build path by click on Add External Jar and […]

Log4j Brief Introduction

Log4j Brief Introduction

In this tutorial, we are going to explaining Log4j brief introduction, why log4j, log4j package software, log4j components and log4j level. We are sharing Log4j examples to understand log4j framework easily. Log4j Brief Introduction Log4j is a Java library that specializes in logging. log4j is a reliable, fast and flexible logging framework (APIs) written in […]

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