Xalapa

0

votes
0

answer
3

views

Resend old logs from filebeat to logstash

Thanks in advance for your help. I would like to reload some logs to customize additional fields. I have noticed that registry file in filebeat configuration keeps track of the files already picked. However, if I remove the content in that file, I am not getting the old logs back. I have tried also...
Xalapa
1

votes
2

answer
899

views

Problems using JSTL to print a Java List

I am trying to print a Java list using c:forEach, I have an idea how to print the list in jsp. However, I am getting the error 'Unknown tag c:forEach'. I have been reading that can be due to dependencies en Maven, so I included the dependency. After, I read that only versions above 2.5 are allowed t...
Xalapa
2

votes
3

answer
6.5k

views

bad operand type for abs(): 'list'

When calculating the absolute value in each value of an array, I am getting an error related to bad operand type for abs(): 'list'. The part of source code which is failing is the next: x = amplitudex * sin((2 * pi * (frequency * 1) * t) + phase); y = amplitudey * sin((2 * pi * (frequency * 2) * t)...
Xalapa
2

votes
1

answer
222

views

Problems using webResource to delete a record in RESTful application

I am trying to delete a record using webResource.type.delete. However, I am not able to delete using this method. I have tried using POSTMAN and I can delete the records through this utility. I don't get any error in the execution, only the servlet doesn't enter to the resource to delete the record....
Xalapa
3

votes
0

answer
61

views

Updating location in GPS

Thank you for your time and help in advance. I am working with location using GPS and only I have gotten the current locations and I have tried to update the values of location, but I haven't had any improvement. Can I ask you how could I update the location? The code is below: activity.xml: MainAct...
Xalapa
4

votes
1

answer
3.8k

views

Problems with OpenGL when running QT Creator

I am trying to run basic examples of OpenGL using QT Creator to give color to a window. However, I am getting error in the compilation when calling the OpenGL instruction: glClearColor(1.0,1.0,0.0,1.0); The *.pro file is the next: QT += core gui opengl greaterThan(QT_MAJOR_VERSION, 4): QT += w...
Xalapa