Questions tagged as 'java'

Tagged questions
0
answers

problem when printing a report in ireport

Hello colleagues, what happens is that when I preview my report using the jar ireport, it loads it well, it appears in the position I want, like this: But, when you send it to print, it ends like this: Any property you are not...
asked by 09.04.2018 / 19:00
0
answers

Appropriate permissions to system tables in SQL Server for reverse engineering in java hibernate

Which SQL Server 2014 tables should be given permissions for reverse engineering to work in the java hibernate framework? I've been getting this error in eclipse: com.microsoft.sqlserver.jdbc.SQLServerException: El nombre de objeto 'INFORM...
asked by 09.04.2018 / 23:40
0
answers

Sum of a column in a table and show it at the end of the summed column. JAVA NETBEANS

Hello everyone I have a difficulty with this code. what I want to do is that when the query is made to the BD to return it to the JTABLE since it is queried in a range defined by the user. I want the column 'amount' to be added automatically and...
asked by 18.04.2018 / 21:21
0
answers

Show fix after removing all items

import java.io.*; public class ColaCircular{ public static class ClaseColaCircular { // Declaracion de la clase de la Cola Circular static int max=8; // Tamano maximo de la Cola Circular static int colacirc[]=new int[max]; //...
asked by 10.04.2018 / 17:24
0
answers

Send post to web and get results - java jsoup

I am trying to send a post to this page: link and get the result of the status of a guide (example: 62900001810) but I do not see a localized guide and when I enter the page try the number shows me the details well. Here the code: Con...
asked by 10.04.2018 / 17:44
1
answer

Limit what a ListView shows on Android

I have a realm database with 10 items, how do I make the adapter so that it only shows some items ListView ? For example, 3 or 4. I have this adapter: package bondi.developedsudaka.bondi.Adapters; import android.content.Context; impo...
asked by 10.04.2018 / 16:48
0
answers

problem with ireport when trying to save the reportview

I am trying to save my generated report in the jasperview in .PDF, as in the image: After giving it to save the PDF document is not generated, then compiling I get this error:    Qt: Untested Windows version 10.0 detected!   Qt: Unteste...
asked by 11.04.2018 / 16:58
6
answers

What is the solution to all present, past and future NullPointerException errors?

I have my Java program and I get a NullPointerException and I have seen other questions but they are from people with other programs and it does not work for my program and I want to leave here the 2,000 lines of my program so that you solve the...
asked by 08.01.2017 / 18:54
0
answers

How can I get the quartz cron trigger from a mysql database in java code?

I have an application in which I use Quartz and I store the information of the triggers in mysql, but to set the parameters of the trigger I want to get the information from the base so as not to have hardcoding in my java code, could someone te...
asked by 11.04.2018 / 16:10
0
answers

Doubt when modifying WORD document from Java

I need to modify some templates that are in .doc format from Java , that is, by code I detect certain words of the document which I use as "variables" for later modify them by which I pass. I got through the POI library, access to that docu...
asked by 09.04.2018 / 10:01