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yong mook kim
Works at mkyong.com
Lived in malaysia
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yong mook kim

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In Spring, you can use @PropertySource annotation to externalize your configuration to a properties file. In this tutorial, we will show you how to use @PropertySource to read a properties file and display the values with @Value and Environment . P.S @PropertySource has been available since ...
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yong mook kim

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Logback log file sifting is awesome!
In this tutorial, we will show you how to use Logback Mapped Diagnostic Context (MDC) and SiftingAppender to create a separate log file for each thread. P.S Tested with Logback 1.1.2, should work in earlier version. Note More info, refer to this Logback MDC documentation ...
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تتا
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Which Eclipse Theme you are using now?
In this tutorial, we will show you how to change the Eclipse Theme. Tools used : Eclipse 4.4 Luna, works on earlier version. Eclipse Color Theme Plugin. eclipse-change-theme-color-example. Figure : This is how your final Eclipse IDE looks like ...
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eclipse Moon Rise (Standalone)... and Jeeeyul's themes and eclipse color theme (with robotikect)
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yong mook kim

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great. let's connect on linkedin (Ravi Kotichintala) and then we can talk on email/skype 
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In this tutorial, we will show you how to enable data caching in a Spring application, and integrate with the popular Ehcache framework. Tools used. Ehcache 2.9; Spring 4.1.4.RELEASE; Logback 1.0.13; Maven 3 / Gradle 2; JDK 1.7; Eclipse 4.4. Note Spring supports caching since version 3.1 ...
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In this tutorial, we will show you two examples to help you getting started with Ehcache. Tools used : Ehcache 2.9; Maven 3; Gradle 2; JDK 1.7. P.S Ehcache required JDK 1.5 or above. 1. Project Directory Structure. ehcache-hello-world. 2. Hello World. Assume this is a Maven project : pom.xml ...
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yong mook kim

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In this article, we will show you how to use the -XX:+PrintFlagsFinal to find out your heap size detail. In Java, the default and maximum heap size are allocated based on this – ergonomics algorithm. Heap sizes. Initial heap size of 1/64 of physical memory up to 1Gbyte ...
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Now, if only we had a native way to get memory sizes of objects without serialization!
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java.util.Date doesn't know about time zone
import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Date; import java.util.TimeZone; public class TimeZoneTest { public static void main(String[] argv) throws ParseException { SimpleDateFormat formatter = new SimpleDateFormat("dd-M-yyyy hh:mm:ss a"); ...
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It's just because java.util.Date is a simple abstraction of a timestamp. Which is the number of milliseconds since epoch time at GMT. 
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Spring4 + Ehcache
In this tutorial, we will show you how to enable data caching in a Spring application, and integrate with the popular Ehcache framework. Tools used. Ehcache 2.9; Spring 4.1.4.RELEASE; Logback 1.0.13; Maven 3 / Gradle 2; JDK 1.7; Eclipse 4.4. Note Spring supports caching since version 3.1 ...
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Here's the scenario, morning wake up and find out my Windows 8.1 is displaying a black screen upon boot, no login screen, but a movable white cursor, random clicks will display the small loading icons? Problem : Black screen upon boot, movable cursor. Unable to display the Windows login screen.
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sir what type of cloud application we make in google app engine that differ from usual web portal?
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In his circles
32 people
Have him in circles
10,554 people
Preetham Myneni's profile photo
Prashanth Chawla's profile photo
Sim -'s profile photo
nikita jain's profile photo
Alexandre Pinho's profile photo
MD KAMRUZZAMAN SUMON's profile photo
Venkateswara Raju V's profile photo
역사와철학's profile photo
Manuj Thakur's profile photo
Work
Occupation
Java consultant and Trainer.
Employment
  • mkyong.com
    Founder, Java Consultant, Technical Writer, present
Basic Information
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Male
Other names
mkyong
Story
Introduction
Yong Mook Kim maintains the website mkyong.com with many simple and straight J2EE tutorials and with more than 40k++ daily visitors.

He is also the creator of the popular Wordpress plugin - DiggDigg. Now it's acquired by Buffer.
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Map of the places this user has livedMap of the places this user has livedMap of the places this user has lived
Previously
malaysia - puchong
Links
yong mook kim's +1's are the things they like, agree with, or want to recommend.
Spring @PropertySources example
www.mkyong.com

In Spring, you can use @PropertySource annotation to externalize your configuration to a properties file. In this tutorial, we will show you

Multiple SSH private keys Examples
www.mkyong.com

To allow multiple private keys connect to different servers, edit ~/.ssh/config : ~/.ssh/config. Host 10.10.10.1 IdentityFile ~/.ssh/linode_

Spring MVC Abstract Controller example
www.mkyong.com

For self-reference, this article shows you how to create a Abstract class for Spring Controller, or a template method design pattern. 1. Abs

Spring Profiles example
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Spring @Profile allow developers to register beans by condition. For example, register beans based on what operating system (Windows, *nix)

Java – Convert date and time between timezone
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import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Date; import java.util.TimeZone; public class TimeZoneT

Ehcache hello world example
www.mkyong.com

In this tutorial, we will show you two examples to help you getting started with Ehcache. Tools used : Ehcache 2.9; Maven 3; Gradle 2; JDK 1

Windows 8.1, black screen with movable cursor
www.mkyong.com

Here's the scenario, morning wake up and find out my Windows 8.1 is displaying a black screen upon boot, no login screen, but a movable whit

Ant – Spring MVC and WAR file Example
www.mkyong.com

In this tutorial, we will show you how to use Ant build script to manage a Spring MVC web application project, create a WAR file and deploy

Ant – How To Create A Jar File with external libraries
www.mkyong.com

In this tutorial, we will show you how to use Ant build script to create a Jar file and working with the project's external libraries / depe

How to create a Web Application Project with Maven
www.mkyong.com

Guide to create a web application with Maven, and add Spring MVC as web framework.

Java – Cron job to run a jar file
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Quartz is good, but often times we just need a simple scheduler system to run a jar file periodically. On *unix system, you can use the buil

Spring MVC + jQuery Autocomplete example
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In this tutorial, we show you how to integrate jQuery autocomplete plugin with Spring MVC. Tools and Libraries used : Spring MVC 3.2; jQuery

Domain name regular expression example
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Above pattern makes sure domain name matches the following criteria : The domain name should be a-z | A-Z | 0-9 and hyphen(-); The domain na

Gradle – Spring MVC Web Project Example
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In this tutorial, we will show you how to create a Spring MVC web project (JSP view), and manage it by Gradle. Technologies and Tools : Grad

Java : Return a random item from a List
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Note. 1. For single thread, there is not much performance difference, just pick whatever you want. 2. For multiple threads, it's recommended

jsoup : Send search query to Google
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package com.mkyong; import java.io.IOException; import java.util.HashSet; import java.util.Set; import java.util.regex.Matcher; import java.

Spring Security + Hibernate Annotation Example
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In this tutorial, previous Spring Security + Hibernate4 XML example will be reused, and convert it to a annotation-based example. Technologi

Spring Security + Hibernate XML Example
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In this tutorial, we will show you how to integrate Hibernate 4 in Spring Security, XML configuration example. Note For annotation version,

Spring Security Remember Me Example
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In this tutorial, we will show you how to implement “Remember Me” login feature in Spring Security, which means, the system will remember th

Google Chrome displays pink color screen
www.mkyong.com

Windows Environment. Chrome 34.0.1847.137 m; Windows 8.1; NVIDIA 331.58; Chrome GPU : NVIDIA 9.18.13.3158. To get the Chrome GPU, type chrom