Learn the meaning of _root_ in Scala import clauses.
This API will confirm if getBean(java.lang.String) returns independent instances – meaning a bean configured with the prototype scope, or not. The important thing to note is this method returning false does not clearly indicate a singleton object. It indicates non-independent instances, which ma...
@Mock Map<String, String> wordMap; @InjectMocks MyDictionary dic = new MyDictionary(); @Test public void whenUseInjectMocksAnnotation_thenCorrect() { Mockito.when(wordMap.get("aWord")).thenReturn("aMeaning"); assertEquals("aMeaning", dic.getMeaning("aWord")); } Here is the class MyDict...
presence.type.subscribe type. 7. stanza in addition to the chat, smack provides a flexible framework to send a stanza and listen for incoming one. to clarify, a stanza is a discrete semantic unit of meaning in xmpp. it is structured information that is sent from one entity to another...
In this article, we discussed the output of traceroute, and the meaning of stars in the output, in particular a sequence of three. One or two are usually the result of a router too overloaded to respond to a traceroute probe. In contrast, if we get ***, that’s usually because rout...
Here, we created a query to select users with the roleADMIN.The test case fails because Hibernate expects an enum and doesn’t understand the meaning of the string‘ADMIN’in this context. So, to fix this, we need to pass the enumRole.ADMINinstead.To do so, we need to use aquery pa...
Here we added unique constraints on a set of columns. We can also add multiple unique constraints, meaning unique constraints on multiple sets of columns. We’ll do just that in the next section. 5.3. Multiple Unique Constraints on a Single Entity ...
Then we should get the output: Hibernate: insert into events (title, event_id) values (?, ?) The output should be the same even if we remove the annotation, meaning there's no effect when we try to add an entity regardless of the annotation. ...
1. Introduction As avid Linux enthusiasts, we might have encountered the perplexing message “watchdog did not stop!” during aLinux system’s shutdown. This enigmatic message often leaves us scratching our heads, wondering what it means and if it indicates a severe problem with our Linux syste...
The post Usage of val and def Fields in Traits first appeared on Baeldung on Scala. Related Stories Stackable Trait Pattern in Scala Meaning of _root_ In Scala Import Clause ]]> 1. Overview In this tutorial, we’ll compare the usage of vals and defs within trai...