Night Walker

String concatenation is one of most used functions when coding. With Groovy, there are quite a few approaches. This article will focus on di...

In groovy, safe navigation operator is a very cool feature. It helps avoid NullPointerException. However, when using it, need to be careful ...

I was in the market for a dog food container. For this container, one of the main requirements was that it should meet human food grade stan...

Not quite sure when it started, but a friend's computer has some strange icons on the desktop. Basically, the icons are the generic icon...

After long time without using TeXnicCenter, suddenly found out the PDF viewer does not work any more. It seems that every time when Adobe up...