Questions tagged as 'java'

Tagged questions
1
answer

Export the netbeans database

I want to export my project that I have done with netbeans next to the database that I created with this, as I do     
asked by 30.05.2018 / 08:10
0
answers

Insert Excel Specific Columns without "CreateRow" in POI

I have the following existential problem. I have an Excel File where I have to extract certain columns in specific (Working) but when I want to pass it to another Excel to save these Columns the system "Replaces" the previous Columns leaving onl...
asked by 25.05.2018 / 19:58
0
answers

Calculation predecessor of a node

First I will explain the code so that the answers can be precise. The ancestor of a node is defined as the minimum difference between the node from which you want to calculate the ancestor and the other nodes of the tree. Launcher method...
asked by 25.05.2018 / 20:03
2
answers

Delete all special characters except for some

I have a field (input) Reply To to enter an eamil and then send a message. The problem is that by modifying the code of the front I can make this input of type "text" and insert special characters, which, being a processor by the server, throws...
asked by 25.05.2018 / 21:54
0
answers

How do I reference a listview from an xml file using Navigation Drawer? Android Studio

Hello community, I want to reference the ListView to which I added the id: lvPatosProfile that I have added in an xml file that the Drawer navigation creates me by default. But when going to the Perfil.java class, the id does not appear wh...
asked by 26.05.2018 / 00:41
1
answer

Smart cat game

I am a beginner in java and I am doing a cat game, I need you to have a method in which the machine plays at random and another in which it plays calculatedly, trying to beat the user. I have no idea how to start to make the machine actively try...
asked by 26.05.2018 / 01:41
1
answer

The requested profile "pom.xml" could not be activated because it does not exist

When doing mvn clean or mvn install from the jboss developer it shows me the following error. I have reviewed the following link, but it does not help or says much to configure from eclipse: similar question The error that shows me in conso...
asked by 28.05.2018 / 22:39
1
answer

Force Variable Type MongoDB (Java)

I would like to know if there is any method to "force" the type of variable within MongoDB in Java . I need to insert a Document with certain data, example: Document doc = new Document(); // Forzar que guarde Rut como Integer siendo...
asked by 28.05.2018 / 22:12
0
answers

Implement Swagger in Maven project - Error 404

As indicated, and tried for days to implement swagger in the services layer of a maven project that has different modules. Watching tutorials, and view several ways to configure it without giving results, that's why I ask this question. Dependen...
asked by 24.05.2018 / 16:54
1
answer

Securizando the controllers do not work the roles, lets enter without being admin admin

I have the Spring Security functionality configured and in the database I have a user role and I define in SecurityConfiguration @PreAuthorize ("hasRole ('ROLE_ADMIN')") so that only the ADMIN role has access to the path @ GetMapping ("/ contact...
asked by 24.05.2018 / 16:28