I'm learning about Queue Collection and I don't understand why do I need to implement Comparable interface if I use PriorityQueue? I have used Comparable and Co
I want to parse a String which has UUID in the below format "<urn:uuid:4324e9d5-8d1f-442c-96a4-6146640da7ce>" I have tried it parsing in below
I'am tying to export a pdf file from html using fly-saucer, but the file is always empty and therefore can not be opened. Can anyone tell me what i am doing wro
I have created one service and broadcast receiver to get telephony state. Below is my code : @Override public int onStartCommand(Intent intent, int fla
I try to run this query using Spring JDBC Template public static String FIND_CNC_OPE_GRAPPE_BY_FCT_ID = "SELECT " +"EXPO.COD_NA
I have test: @Test public void sixTest() { FlowerList flowerList = new FlowerList(); Specification.installSpec(Specification.requestSpec(),
My objective is removing the orange bar thar has the label "App name". Currently I have a top_app_bar and bottom_nav_bar. As far as I know the orange bar is gen
I'm working on an online tutorial, and in the step where I need to work with databases and add jpa, I cannot access it in my project. I have successfully put t
I am trying to pass env variables locally with strictly a command line command. At deploy, these variables get passed into the docker container, but when runnin
This is how it is supposed to look: https://i.stack.imgur.com/4bLy5.png This is how it looks: https://i.stack.imgur.com/oSUjF.png Strange white space appears
To serialize deserialize object I am useing Jackson as flow @JsonSerialize(using = LocalDateSerializer.class) @JsonDeserialize(using = LocalDateDeserializer.cl
When making a post request to my backend, I get the following error. I can't really find a fix online and am very new to Java. Here is the error: Caused by: jav
In Eclipse IDE, I add a JAR library using Project > Build Path > Configure Build Path... What is the equivalent in VisualStudioCode? I had a look into l
I'm using springfox-swagger-ui 2.8.0 which ships with Swagger UI 3.7.0. I want to get rid of the controller list in front of the api documentation page, pretty
In primefaces is possible start "ajax status" from a method of a backing beans? I have the following view: <ui:composition xmlns="http://www.w3.org/1999/xhtm
I use MDC for helping log4j loging more information. Everything works well until I updated java version to 11. This is my log4j config (pseodo code) log4j.appen
I installed Eclipse on my office pc, using this procedure (64 bit): https://portableapps.com/node/53284 But when i want to create a new project, it does not pro
I'm using the schemavalidate task of Ant to validate XML documents. <schemavalidate noNamespaceFile="${user.input.xsd}" file="${user.input.xml}"> <
Im trying to manage scheduled tasks using spring boot. I want to execute my job only one time at a particular date ( specified by the user ). Here is my Job :
I have task: "Check that each Color field has a color value (format string "#FFFFFF")". I have a solution: @Test public void sixTest() { Specification.insta