Imagine the following: We implant 2 tiny radio stations, each capable of sending and receiving radio waves, into the brains of two different people. This radio station is capable of reading your thoughts, converting them to radio waves and broadcasting them. But to make sure that noone else is able to read those radio waves, but only the two people who want to communicate, they are encrypted with PGP (public / private key encryption, more about PGP on Wikipedia).
For our upcoming web application CashCtrl we use HelpNDoc to write the manual. HelpNDoc lets you write documentation like a word processor (almost like using Microsoft Word) and then generate various outputs from it, such as HTML, PDF, CHM, Word, EPub and even the Kindle eBook format.
This is a blog post about JPA (Java Persistence API) in Java. If you're using JPA, in some cases you might want to figure out which properties have changed in an entity object before you persist it. In my case, some properties shouldn't change anymore after a certain event, and I had to find out if those were changed. Instead of iterating through each single property and then compare the old value to the new one, there is a better solution:
ExtJS 4 is currently missing a combobox with icons in it. Where each item can simply define an iconCls to display an icon left of the item text in the list as well as in the combo field itself.
After months of development, we are proud to announce "CashCtrl" - a new intuitive and efficient online accounting software.
CashCtrl uses double-entry bookkeeping. It's completely online (hosted in Switzerland), which means you can access it from wherever you are. You can also do your invoicing, manage your contacts, your inventory, and print real-time reports.
We are now starting the beta phase of CashCtrl, where you can sign up for free within seconds.
web application 
missing a combobox with icons in it. Where each item can simply define an iconCls to display an icon left of the item text in the list as well as in the combo field itself.
months of development, we are proud to announce "CashCtrl" - a new intuitive and efficient online accounting software.