Questions tagged as 'android-studio'

Tagged questions
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Read JSON file on android

I try to log-in, the server being programmed in Javascript (using node.js). The problem that I have (which I saw is very common but still do not find my problem back) is that when I try to read it I get the following message: Value //Objeto J...
asked by 08.01.2017 / 20:32
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Measure distance in Google Maps with Android Studio

I would like help with distances in Android Studio with Google Maps: I want to draw the distance between markers. Here is an image where I can trace the route with time and distance, only with the best-known cities that Google Maps offers m...
asked by 02.12.2016 / 02:02
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I can not Parser Retrofit

Hello, I'm all trying to read a json file with retrofit and then save it in sqllite, but when the project is implemented the app closes I have the Customers class, they are more fields but that's how the structure goes, with its respective se...
asked by 19.04.2017 / 20:23
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Form a script correctly in Android Studio

I need to validate the entries in the registers of my application and everything runs fine, only if a user is placed with a key Empty accepts it, I need to accommodate this ... then proceed to implement the code where valid public void onClick...
asked by 29.11.2016 / 19:16
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Change my project to another firebase account

Good, I have a problem, I have a project associated with firebase, but I want to change it to another account, under the json and I add it to the directory, I reload the configuration but it still connects to the previous account. that is, in...
asked by 26.02.2017 / 05:23
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No Saves Bluetooth connection to the printer

Good afternoon I am developing a mobile application in android studio in which I must print a ticket via bluetooth to a mobile printer of the CITIZE brand. I already make the connection to the printer and I already print, but I do not know...
asked by 25.11.2016 / 23:25
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How should I manage my Sqlite database on android when I have different modules and each module has a different database?

I am developing an application which was extended to several modules and I divided them into different projects but they all have to communicate with each other, I have the doubt of how to manage the database part to make only a database or make...
asked by 18.11.2016 / 16:54
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Android: The contents of the EditText are deleted

I'm trying to do a sudoku. When removing the keyboard from the screen or when editing is finished, the contents of the EditText in the Grid are deleted by Adapter . The code is the following and I do not know what is wrong. public cla...
asked by 18.11.2016 / 23:56
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Google Maps: Android Studio Get the ID of a Marker and move on to another activity

Hello, I am trying from a map to be able to select a marker and send it to a new activity by passing the information of "ID", "lat" and "long", but when selecting it, it sends me to the activity with other information, someone knows how I should...
asked by 31.10.2016 / 21:34
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The fragment does not open full on the screen

My problem lies in the following, I have 3 listview in a fragment, which runs me pretty well, the question is that when I fill the ListView respectively, you notice that it loads everything but it does not look on my screen, a miniScroll...
asked by 28.11.2016 / 02:55