一号门

Java find location using Ip Address

In this example, we show you how to find a location (country, city, latitude, longitude) using an IP address.

轻舞肥羊2019-08-18【[Java]】
阅读更多
jQuery and Java List example

There is no direct way to iterate over a Java List with jQuery, see the following case study :

轻舞肥羊2019-08-18【[Java]】
阅读更多
Eclipse java.lang.OutOfMemoryError: Java heap space

In Eclipse IDE, if your program is consuming a lot of memory (loading big data) like this :

轻舞肥羊2019-08-18【[Java]】
阅读更多
Ant and TestNG Task example

In this tutorial, we will show you how to run a TestNG test in Ant build.

轻舞肥羊2019-08-18【[Java]】
阅读更多
Maven + Cobertura code coverage example

Cobertura is a free Java code coverage tool – calculates the percentage of code accessed by unit tests. In this tutorial, we will show you how to use Maven to generate the Cobertura code coverage report for your project.

轻舞肥羊2019-08-18【[Java]】
阅读更多
Spring Security Hello World Annotation Example

In preview post, we are using XML files to configure the Spring Security in a Spring MVC environment. In this tutorial, we are going to show you how to convert the previous XML-base Spring Security project into a pure Spring annotation project.

轻舞肥羊2019-08-18【[Java]】
阅读更多
JdbcTemplate queryForInt() is Deprecated

Upgrading Spring version and noticed that queryForInt() is deprecated, what should be replaced by?

轻舞肥羊2019-08-18【[Java]】
阅读更多
Spring MVC How to include JS or CSS files in a JSP page

In this tutorial, we will show you how to include static resources like JavaScript or CSS in a JSP page.

轻舞肥羊2019-08-18【[Java]】
阅读更多
Java String vs StringBuffer

This article shows the difference in time taken for similar operations on a String object and StringBuffer object.

轻舞肥羊2019-08-18【[Java]】
阅读更多
Spring Security : Encoded password does not look like BCrypt

In Spring Security, database authentication with bcrypt password hashing.

轻舞肥羊2019-08-18【[Java]】
阅读更多
Spring Security + Hibernate Annotation Example

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

轻舞肥羊2019-08-18【[Java]】
阅读更多
JSF 2 + Log4j Integration Example

In this tutorial, we will show you how to integrate the log4j framework with the JSF 2.x web application. JSF is using java.util.logging, you need extra works to redirect the logging from JSF’s java.util.logging to log4j, with a serious penalty of performance, make sure use this trick only during local development or debugging environment.

轻舞肥羊2019-08-18【[Java]】
阅读更多
Log4j Tutorial

Apache log4j, a classic logging tool in Java. Below are a series of Log4j 1.2 tutorials :

轻舞肥羊2019-08-18【[Java]】
阅读更多
Gradle How to skip unit test

Be default, Gradle build is abort if any unit tests is failed. Oftentimes, we still need to build the project even the unit test is failed.

轻舞肥羊2019-08-18【[Java]】
阅读更多
Windows 8.1, black screen with movable cursor

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?

轻舞肥羊2019-08-18【[Java]】
阅读更多