Java UML Generator plugin for Eclipse

Yet another brilliant Eclipse plugin: http://www.objectaid.com Create a Diagram and then drag the wanted files onto it. Remember to save as a JPG instead of GIF because some text is missing when using GIF. I recommend the following disabling: Disable package (for smaller projects) attribute defaults (default values) icons (remove eclipse symbols and use normal […]

Output HTML with syntax highlight from Java Code

This plugin for eclipse is brilliant for including source code in computer science reports: http://www.java2html.de Remember to go to Window -> Preferences -> Java -> Java2HTML: Show line numbers Show file name Show Table border Tabulator size 2

Ant cannot find JRE to run JUnit tests

Sometimes Ant cannot find the JRE to run the JUnit tests – this can easily be fixed by right clicking on the build.xml file, selecting “Run As..” -> “External Tools Configuration”. Choose the JRE tab far to the right and select the JRE that the workspace also runs. Eclipse 3.6.1 Linux General, Junit 4.0 and […]

JUnit jar classpath error in Eclipse

When trying to develop unit tests using JUnit 4 and Ant 1.71 in Eclipse 3.6.1, I kept getting this error even though I had added JUnit.jar to the Eclipse buildpath: The <classpath> for <junit> must include junit.jar if not in Ant’s own classpath The solution was to do the following: Window -> Preferences -> Ant […]

Remove old Linux Kernels from Dualboot Grub Startup Menu using Ubuntu

First of all, determine which Linux Kernel version you are running using the command: sudo uname -r Then go to System ->Administration -> “Synaptic Package Manager”. Search for “linux-image-“, arrange by installed packages (click at the column header most to the left) and then completely remove all linux kernels (linux-images) that are older than you […]

Installing Oracle SQL Developer on Ubuntu 10.04

Enable the partner repository in order to download Sun Java6 JDK: System -> Software Sources -> Other Software -> http://archive.canonical.com/ubuntu partner) Get the following packages from System -> Synaptic Package Manager: sqldeveloper-package (this is a special package that contains all prerequisites except sun-java6-jdk) sun-java6-jdk Download “Oracle SQL Developer for other platforms” from bottom of Oracles website: http://www.oracle.com/technetwork/developer-tools/sql-developer/downloads/index.html Extract the […]