In cases where a new Eclipse is installed or the location of the Java virtual machine binaries has been changed, you may face issue when launching Eclipse. The error would look like.And if you go to the location specified in the error message, there is no such path indeed. And when clicks OK, the program just exits. The issue here is that it tries to find the java.exe binary and launch the program but it failed to locate it and hence exits.To fix this, you first need to ensure you have Java installed on your system no matter it's a JRE or JDK. Then navigate to the Eclipse installation pat...

When developing using IDE, it's always a good experience if everything can be done in the IDE including development, testing and version control. This also applies to Eclipse. In this post, we will show the process of installing and configuring git plugin in Eclipse. The pre-requisite is that you have git installed on your local machine. The detailed steps for installing and configuring git plugin are below.1. Installing Git pluginInstall using "Install New Software..." menu. a. Click Help -> Install New Software...b. Click Add... and add below informationName: EgitLocation:&...

IDEs are great helpers to programmers. They can help programmers write less error-prone programs with less time. They have become an inevitable part of many programmers. As a Java developer, you may be familiar with Eclipse already. But do you know other IDEs for Java programmers?We will give an overview of different IDEs for Java programmers. These IDEs are Eclipse, Intellij IDEA, NetBean and BlueJ.EclipseEclipse is the most widely used IDE for Java programmers. It's an open source IDE which is originally developed by IBM. Now it can not only be used to write Java programs, but also C++, C, J...

Eclipse is the most popular IDE for developing Java applications, but it seems lag behind the Java 8 release a couple of months ago. The current Eclipse is not supporting Java 8 and if you want to run Java 8 programs on it, you need to install a plugin. You can find the plugin at the Eclipse market place. Now Eclipse 4.4 is coming to us on 25th June and the code name for it is Luna.This new version of Eclipse introduces some new features which can ease developer's work, these features including Java 8 support, dark theme and show line number by default, split editors etc. All these features ar...

Java 8 was recently released, many developers are now trying to extract the source code of Java 8 to find out how the new added features such as Lambda expressions, default method in interfaces, new Time API are implemented. How do you manage to download and browse the source code? Today we are going to show how to extract OpenJDK Java source code to Eclipse.Since OpenJDK is adopting Mercurial as its distributed version control system, you need to install Mercurial on your computer first before you can clone the repository from OpenJDK. You can get more info about the use of Mercurial in OpenJ...

Lots of us may find that our Eclipse takes a long time to launch, remember how many times you want to close this heavy machine and shout "F**K". Do you know why Eclipse launches slowly? Is it because we have too many plugins installed or we have created too many projects? No, it's not. Sometimes, it's because we don't have the correct configuration. So where to start? Go to eclipse.ini.First, you may want to add below line in your eclipse.ini configuration file:-Xloggc:gc.logThis is to show what Eclipse has done while launching.Next we can start to do some optimization. Here we take one exampl...

O\'Reilly is celebrating the release of Java 7, and our inaugural OSCON Java conference: July 25-27 in Portland, Ore. Java\'s open source ecosystem is strong and healthy, one of the primary reasons for our creation of OSCON Java. Over the last decade, several projects have traveled beyond mere adoption and had effects dominating the Java world, into software development in general, and some even further into the daily lives of users. JUnitPorted to Java by Kent Beck and Erich Gamma from Beck\'s work in unit testing in Smalltalk, JUnit has been largely responsible for popularizing test-driven d...