Questions tagged as 'android'

Tagged questions
3
answers

Android: ProgressBar on AsyncTask

I have a problem, what happens is that I have a AsyncTask and I want to put a ProgressBar but what happens is that AsyncTask I have it independent (in a class I only have that AsyncTask ) I tried to put the Progress...
asked by 14.12.2016 / 15:09
1
answer

Hide ListView items in android and refresh onClick event

I want to hide the items according to a parameter in a ListView. I have done this and it works: final ArrayList<? extends IMenuPrintable> adapterArray = sessionUser.getAvailableServicesForCategoryId(categoryId); ListView listVie...
asked by 03.12.2016 / 11:27
1
answer

AsyncTask as a subclass

I have a AsyncTask which works fine but I want to implement another AsyncTask . My question is whether two subclasses can be done within a class and that each of the subclasses implements AsyncTask . Is my approach correct?  ...
asked by 03.12.2016 / 19:53
1
answer

how to access the external card path in android 6.0 forward?

As I said, I am not able to access the path of the sd card, it returns the path / emulated / 0 that is the internal memory. a greeting and I hope your help! I attach the code public void grabar(){ String nomarchivo = et1.getText().toString...
asked by 27.02.2017 / 19:47
1
answer

Integrate Unity screens with activities in Java

I need to join certain parts of a game made in Unity with an android app, is it possible? That is, put a game type introduction with unity and then use Android's own activities. Something similar to joining java with native react. Greeting...
asked by 26.11.2016 / 13:19
2
answers

Fill a listview with Asynctask using the GET method

the issue is that I have a class where I get the data from MYSQL the communication between PHP and the base is working (poor with postman). The problem is that I do not know how to incorporate a LISTVIEW to show the data. private class Asyn...
asked by 20.12.2016 / 00:55
1
answer

Send a link between android devices?

I have two devices one is going to share internet the other one is going to connect to the network of the device to enter the internet. What I want is to send information (a link) to the devices that connect to the android that shares the intern...
asked by 17.11.2016 / 17:24
1
answer

No query appears on Android

I have an intoento problem to make a query and print it in an Edit Text. But I get a message in the Edit Text instead of my query. This is my method to make the query. public String[] ob_lab(){ objBD = new Bd(nContext, "Laboratorios", null...
asked by 13.11.2016 / 20:48
1
answer

Sign apk on Android

Starting with Android I have seen that it is necessary to sign the apk . But thinking about what a digital signature is and what it does (guarantee authenticity and integrity of information) I read that Android does not really make you sig...
asked by 13.11.2016 / 17:56
1
answer

Error generating an APK

When compiling I do not have any errors, but when generating a APK it presents the following eerores: Error:Error converting bytecode to dex: Cause: Dex cannot parse version 52 byte code. This is caused by library dependencies that have...
asked by 04.01.2017 / 22:49