I've looked on wikipedia and Googled it and read the official documentation, but I still haven't got to the point where I really understand what JSON is, and why I'd use it. ...

I have been using R CMD BATCH my_script.R from a terminal to execute an R script. I am now at the point where I would like to pass an argument to the command, but am having some issues getting it working. If I do R CMD BATCH my_script.R blabla then blabla becomes the output file, rather th...

Amazon's EC2 service offers a variety of Linux and Windows OS choices, but I haven't found a service offering a similar "rent by the hour" service for a remote Mac OS X virtual machine. Does such a service exist? (iCloud looks to be just a data storage service, rather than a service allowing remot...

How does a return statement inside a try/catch block work? 10 Answers 10 ...

Is it possible to have a normal link pointing to the current location? 21 Answers 21 ...

I've got a form, with 2 buttons 8 Answers 8 ...

What is the difference between NoClassDefFoundError and ClassNotFoundException ? 15 Answers ...

I want to create an empty list (or whatever is the best way) that can hold 10 elements. 15 Answers ...

I'm new to the maven tool, I have made a project with Spring and Hibernate and they are configured in pom.xml as plugins, but JUnit is tagged under dependency. My question is what is the logic behind one as a plugin and one as dependency ? ...

This causes a compile-time exception: 7 Answers 7 ...