How to format XMLGregorianCalendar object output using SimpleDateFormat class in Java. Simple tested example.

• Read more

How to parse Google Search result in Java using URLConnection and a regular expression to parse the response. Can be used to check the Google SERP position.

• Read more

In a application you can have resources that are limited or time consuming to create a new one. e.g. a connection to a database, a new thread. A solution is to create a the limited resource once and reuse it. To address this problem the object pool pattern was introduced. The object pool design will have the mechanism to create a new object to keep the objects and to destroy the objects if necessary.

• Read more