Questions tagged as 'android'

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Android 8.0 Admob Not working

I wanted to tell you about an error that I have noticed in the Android 8.0 versions, since a few months ago I have not been able to show any type of ad in my native apps and games. The ad load code I have not updated because it has always gon...
asked by 14.10.2018 / 12:49
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Error java.lang.NoClassDefFoundError in using google maps in SDK 28

I just updated SDK for Android Pie (28) and I find that in debug everything works fine, when it comes to release , in an activity that uses google maps, it returns the following error 2018-10-10 11:26:21.673 5902-5946/app.montserr...
asked by 10.10.2018 / 09:40
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Send email automatically androidStudio

I have this code, which allows me to send an email with an attachmen of an .html public void clickbutton(View v) { try { strFile = strFile + "/report.html"; File file = new File(strFile); if (!file.exists()) file.mkdirs(); strFile = strFi...
asked by 10.10.2018 / 13:25
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How to position image in the location of the click and drag it?

Currently every time I click on the desired area, it brings me the imageview but very separate from where I click and I can drag it, the problem is that I need to bring it to the location where I click, this It's my code: bin.setOnTouchListene...
asked by 09.10.2018 / 01:52
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Error Android game maker studio

When I install my apk exported from game maker studio the following unexpected error appears, I hope your help please     
asked by 09.10.2018 / 04:47
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What happens is that Android studio does not recognize me the physical device

Good thing that happens is that when I connect my Samsung j1 physical device to test my applications in android studio, I do not recognize the device and I do not get anything, I do not know if I have the SDKs that are : I would greatly a...
asked by 10.10.2018 / 00:32
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What to return in a login when the user does not exist or exists but the password is wrong ?, using Retrofit

Good morning everyone. I am facing the following situation: I am making a login using Retrofit for the requests, these return the user's data when it is successfully logged in with a json. The validation is done by php, the problem aris...
asked by 07.10.2018 / 01:30
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Error when using length on Android

I'm using length in the grantResult in a conditional, but I'm booting error.     
asked by 10.10.2018 / 19:49
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Does not google maps load me with the location?

I am developing a bus application where according to the user's location it tells me that bus is closer to my position to be able to get to X place but my main problem is that I can not get the app to detect my location. On the map: import...
asked by 04.10.2018 / 14:16
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Record time in android studio

I'm doing a Qr scanner application, I already have the scanner encoded, what I want to do is scan a code, register the current time automatically in which the scanner was made, use sq lite to record data, If someone could help me, I would apprec...
asked by 05.10.2018 / 06:43