-
Project Euler – Problem 3
Read more: Project Euler – Problem 3From the Project Euler Problem 3: The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number 600851475143 ? checked I used the Sieve of Eratosthenes and an idea to know if a prime factor was the greatest without checking all the numbers until 600851475143.
-
@Autowired and @Resource in Spring
Read more: @Autowired and @Resource in SpringThe @Autowired annotation is used to configure the dependency injection in Spring and is associated with a setter method, or a field or a constructor of a class. In the case of a setter method or a field the bean used for dependency injection is chosen depending on the type.
-
Passing information about UI objects to a java agent
Read more: Passing information about UI objects to a java agentThe lotus java agents don’t have classes to manage the UI objects, such as in LotusScript with the classes NotesUIDocument or NotesUIView. It’s true that you can find several info about the Notes Client Java UI API in internet, but these classes are not officially supported. In this post I explain 3 ways to obtain…
-
Project Euler
Read more: Project EulerI decided to start with Project Euler. Until now I have solved the first two problems, very easy: Prolem 1 Add all the natural numbers below one thousand that are multiples of 3 or 5. Problem 2 By considering the terms in the Fibonacci sequence whose values do not exceed four million, find the sum…
-
PropertyEditors in Spring 3
Read more: PropertyEditors in Spring 3PropertyEditor is an interface that provides a support for the conversion of the value of a property (usually of type String) in an object that can be Date, URL, etc.
-
Overriding the equals() and hashCode() methods
Read more: Overriding the equals() and hashCode() methodsThe equals() method is inherited from the superclass Object and determines if two instances are equal or equivalent. Usually this method should be overridden because the equals() method of the Object class is equivalent to the operator ==, which returns true if and only if the two references refer to the same object.
-
The merge tag
Read more: The merge tagThe merge tag allows you to avoid an unnecessary use of nested layouts when you use the include tag.
-
Displaying errors in xpages
Read more: Displaying errors in xpagesDuring the development of a lotus application with XPages is very useful to show the runtime errors on the XPages, to enable this feature check the “Display XPage runtime error page” under the tab XPages in Application Properties as shown below: