Questions tagged as 'java'

Tagged questions
2
answers

Java CRUD MVC, Exception in thread "AWT-EventQueue-0" java.lang.NumberFormatException: For input string: "" [closed]

I have a normal CRUD, at the time of doing the search part I have a small problem, I want to search the bd with any data right? that is, if you type the name, then the rest of the data comes out, if you search by phone, the rest of the data is t...
asked by 11.12.2018 / 15:57
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

Problem when updating data on screen using AJAX

I have this link, that what AJAX does is give a "like" to the response of a user. Where it says ${respuesta.likes} I show the likes of the answer. The request does it to me correctly, that is, I add the "I like" to the answer, but the pro...
asked by 08.12.2018 / 11:10
1
answer

I have an error creating a java project with maven in Netbeans

After creating a maven java aplication project in Netbeans. When wanting to execute it gives me the following error: Failed to parse plugin descriptor for org.codehaus.mojo:exec-maven-plugin:1.2.1 (C:\Users\Christian\.m2\repository\org\codehau...
asked by 17.12.2018 / 22:05
1
answer

API REST java persistence onetomany

Hello friends, I'm going back to consult you again, and from now on I thank those who will take the time to respond and help me. Well I'm new in all this java, I tell you that I'm trying to generate a api rest with two related tables, I'm occupy...
asked by 09.12.2018 / 19:31
1
answer

org.openqa.selenium.StaleElementReferenceException: stale element reference: element is not attached to the page document

I have this error    Exception in thread "main"       org.openqa.selenium.StaleElementReferenceException: stale element   reference: element is not linked to the page document I already look for solutions but none of them helps me to sol...
asked by 12.12.2018 / 19:29
0
answers

The .jar executable does not find the logback.xml

I have a maven project with the logback.xml file in src / main / resources with the following configuration: <?xml version="1.0" encoding="UTF-8"?> <!-- turn debug=true on for logback-test.xml to help debug logging configurations. --...
asked by 13.12.2018 / 19:20
2
answers

Develop an experience bar

I am developing a minigame in Processing and I am in a dilemma, I have a functional exp bar to some extent, when the bar reaches the max of experience it resets to 0 (which is fine) but the issue is that for example I have this case: -exp c...
asked by 08.12.2018 / 22:27
1
answer

Solution generate N * N Documents

I have a problem. My project in spring boot receives a JSON (mapped to pojo with JACKSON) of options and an XML that we will call XML ORIGINAL. Each option comes with a series of tags that must be modified on the original XML. Suppose a JS...
asked by 05.12.2018 / 19:27
0
answers

An incompatible version [1.2.10] of the APR based Apache Tomcat Native library is installed, while Tomcat requires version [1.2.14]

today try to connect java to an LDAP using spring, when trying to start the class, in the console I get the following data in the image indicates the following line ERROR 9516 --- [main] o.a.catalina.core.AprLifecycleListener : An i...
asked by 06.12.2018 / 23:19