terminology
What is the difference between a validation rule and a business rule?
What is the difference between a validation rule and a business rule ? As per my understanding, \'if the state of the business object/objects is not as expected, then throw an error message\' is a v[详细]
2023-03-18 04:34 分类:问答Scalar vs. primitive data type - are they the same thing?
In various articles I have read, there are sometimes references to primitive data types and sometimes there are references to scalars.[详细]
2023-03-18 01:09 分类:问答Unit test terms
Colleagues of mine are calling a class with tes开发者_JS百科t methods a fixture, but I think that is wrong because a \"fixture\" is a fixed environment for testing.[详细]
2023-03-17 19:55 分类:问答What is this code enhancement or practice called? (null == conn) as opposed to (conn == null)
I am trying to make a report of some code enhancement, however, i am not too sure what this item is called. Basically, instead of doing a conn == null, it does a null == conn for readability.[详细]
2023-03-16 06:11 分类:问答What exactly does homoiconicity mean?
I was trying to understand the Wikipedia article on homoiconity, but it\'开发者_如何学JAVAs too verbose and does not explain the main theory behind the word concisely. I should add that I\'m not a nat[详细]
2023-03-15 12:00 分类:问答Is there an accepted name for this type of enumerable operation?
I often find myself needing to traverse trees of hierarchial objects and perform operations on each item along the way. Is there a generally accepted name for this kind of operation in the list compre[详细]
2023-03-15 07:20 分类:问答What is a skeleton in a network?
In a J2EE application, clients (applications, JSPs, servlets, JavaBeans) access entity beans via their remote interfaces. Thus, every[详细]
2023-03-15 01:28 分类:问答TTL Value - TimeToLive
http://searchnetworking.techtarget.com/definition/time-to-live From this article, im Confused about the defanition about this subject.[详细]
2023-03-14 13:16 分类:问答What's the difference between anonymous classes in Java and closures?
It looks like anonymous class provi开发者_JAVA技巧des the basic functionality of closure, is that true?There is almost no difference.In fact the there is an old saying about closures and objects.Closu[详细]
2023-03-13 23:30 分类:问答owned and unowned relationships
What exactly is meant by owned and unowned relationships? These terms are often used in JPA/JDO documentation, but I haven\'t found a good definition of th开发者_运维技巧em.In addition to Nix\'s anwse[详细]
2023-03-13 23:08 分类:问答