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Set margins in a LinearLayout programmatically
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@ArtemRussakovskii Like most functions in Android, they take pixels. I suggest a global utility function that converts dips to px. This is what I have done in all my apps. Android API sucks.
– mxcl
Jan 26 '12 at 12:00
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How to obtain the start time and end time of a day?
...ted to Java 6 & 7 in the ThreeTen-Backport project, further adapted to Android in the ThreeTenABP project.
An Instant is a moment on the timeline in UTC with a resolution of nanoseconds.
Instant instant = Instant.now();
Apply a time zone to get the wall-clock time for some locality.
ZoneId zone...
What arguments are passed into AsyncTask?
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Google's Android Documentation Says that :
An asynchronous task is defined by 3 generic types, called Params, Progress and Result, and 4 steps, called onPreExecute, doInBackground, onProgressUpdate and onPostExecute.
AsyncTask's gen...
How to pick an image from gallery (SD Card) for my app?
This question was originally asked for Android 1.6.
10 Answers
10
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How to post pictures to instagram using API
... provide one. I am not sure if there is any other way (except the apps for android and iOS) to upload picture using php. Kindly give me any sort of idea if there is any possibility.
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Getting the error “Java.lang.IllegalStateException Activity has been destroyed” when using tabs with
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This bug is being tracked in the Android Open Source issue tracker: code.google.com/p/android/issues/detail?id=42601
– Kristopher Johnson
Nov 8 '13 at 18:46
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Repeat a task with a time delay?
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In here when we importing classes what should we import? android.os.Handler or java.util.logging.Handler ?
– E J Chathuranga
Sep 26 '17 at 9:29
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How to check if an app is installed from a web-page on an iPhone?
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There are new ways of implementing this now in both Android and iOS. Take a look at Android App Links and iOS Universal Links
– maledr53
Dec 15 '17 at 18:38
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How to get hosting Activity from a view?
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In Android 7+ the view does not have access to the enclosing activity anymore, so view.getContext() can't be cast to an Activity anymore.
Instead, the code below works in Android 7+ and 6:
private static Activity getActivity(f...
java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState
...ve description relates to this method.
protected void onSaveInstanceState(android.os.Bundle outState)
This problem occurs precisely when the device goes to sleep.
http://developer.android.com/reference/android/app/FragmentTransaction.html
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