Questions tagged as 'android'

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Transparent SurfaceView on the Toolbar

I'm drawing a graph, and for this I am using a Class that extends from SurfaceView . The screen where it will be drawn has a background image. So, to make SurfaceView transparent, I did the following: setBackgroundColor(Color....
asked by 08.02.2017 / 18:58
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Gray screen in videos

I'm playing videos on android (versions above 5 only) using a webview along with the <video> tag in the html. The video plays perfectly and fires all the events correctly, however every time a video is playing it always has a previe...
asked by 03.02.2017 / 19:57
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Web service Rest + Mysql + Android

First of all hello to all, is the following to my course work we developed a web application of a real estate with PHP but the second part of this work is to develop an android application in java so I wanted to use the same site bank so that th...
asked by 20.02.2017 / 02:54
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Run AsyncTask in sequence [closed]

I am running AsyncTask on the oncreate and onselecteditem of three spinner the problem occurs when it will run the third AsyncTask it does not run the doInBackground and jump to the onPostExecute. I wanted to execute more than three AsyncTask...
asked by 18.02.2017 / 19:42
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Firebase database or API rest PHP MySQL. Which is the best choice and which Google recommends [closed]

I finished college at the end of the year. I did Analysis and Development Systems, and there I had programming class for mobile devices, specifically for Android. In the class the teacher taught to develop the persistence of data on a API in PHP...
asked by 27.01.2017 / 13:43
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How to create dynamic Spinner in Java

Hello, I have a question about how to create three interdependent dynamic spinners, ie create a first spinner named "Module", from the selected value the spinner "Sub module" display only the items referring to it and from of the value of the "Su...
asked by 06.03.2017 / 16:59
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How to create a textView by code in a specific location of the activity?

I would like to know how to choose where the textView created by code will appear, because by default it is created at the top left of activity . activity: package genesysgeneration.classsound; import android.support.v7.app.AppCo...
asked by 22.03.2017 / 00:43
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My app does not run on android Lollipop

At some point in my app, the payout occurs, and for that I open a page in a webview, responsible for that service (passing the data of the card by GET). When the page finishes processing, its title changes with the status of the operation, and s...
asked by 23.01.2017 / 01:03
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How to add image of a Parseuser Arraylist to a ParseObject Adapter

Well, I'm trying to add a user image in my Listview to when I publish an item it puche the user image of Parse in Imageview , but I can not ArrayAdapter of Fragment where is the Listview is of ParseObj...
asked by 23.01.2017 / 22:48
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App with video calls [closed]

I'm developing an app that in theory should enable users to have the video call feature, as it does in skype . I came across some issues .. What would it take to put such a service into an Android app? Does it depend on streaming as a w...
asked by 16.01.2017 / 03:07