Questions tagged as 'java'

Tagged questions
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Words accented with problems

In many projects jsf I do not remember if I already had problem like this but as the image below shows, the coding is not correct. The problem is occurring in java because I have accented words on the page and everything is fine, i...
asked by 03.02.2017 / 18:27
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Control change of position of a recyclerview through a progressBar

I'm trying to do a routine, where I control my item passing from my recyclerView to progressBar , that is, every time I change items, this change has to reflect on progress. The problem is that I can only get position when I...
asked by 10.01.2017 / 18:48
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No Output with DataInputStream

I'm trying to build an application that works as a terminal emulator, but simply no output is generated. Here's my code, it might be useful: package me.craftygaming.TermDroid; import android.app.Activity; import android.content.Intent; imp...
asked by 11.01.2017 / 08:22
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NullPointerException SelectOneMenu [JSF + PRIMEFACES]

In a JSF page about a car shop, first select the car brand and then choose the model. However, when selecting an item from the first menu "Hyundai", it gives NullPointerException and I can not understand. I've tried a lot, I'm a beginner...
asked by 10.01.2017 / 16:51
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Problem with DataTables ID

I'm doing a project and I'm having a question / problem ... I have a DataTables with the following content: "aoColumns": [ {"sTitle": "<input type='checkbox' class='pull-left' id='checkall'>","mDataProp": null, "sWidth": "20px", "sDefa...
asked by 04.01.2017 / 13:12
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Android Studio Programming

Second public class error, what can I do ??? If anyone knows please say. Thank you. package com.example.hsantos_98.artofthefire; import android.app.Fragment; import android.os.Bundle; import android.support.annotation.Nullable; import a...
asked by 19.02.2017 / 18:27
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limit publications Parse

Next staff to making an app where the person publishes photos I would like to limit the publication to 10 posts per person and when the person tries to post more pictures give an error message Someone knows how I could do this Here is t...
asked by 20.02.2017 / 00:56
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Linking data from two different tables

I have two database tables one client call, another municipality, and in the table "client" I have the items (CdClient, NmClient, Status and CdMunicipio), in the "municipality" table I have (CdMunicipio and NmMunicipio). I want to make a link...
asked by 31.12.2016 / 22:19
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Ajax does not work, selectOneMenu in cascade

I'm developing a program but ajax does not work at all. I decided to make a very simple system to see where the error is and even then I can not find a solution. I saw some errors of this in the forum but I could not. HTML           <...
asked by 05.01.2017 / 15:17
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Working with Threads without locking the GUI

I created a program that reads information from some websites, storing this information in ArrayList's each with its respective class. In the GUI I put some options like searching by name and date and thus comparing the fields entered or the...
asked by 05.01.2017 / 21:35