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SQLite table constraint - unique on multiple columns
... that adding UNIQUE(i, j) to the create statement is completely ignored on android. It creates the table, but leaves off the UNIQUE constraint. I was only able to do this by using an index.
– gattsbr
Aug 11 at 14:55
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How to resume Fragment from BackStack if exists
... ft.add(R.id.content_frame, A);
And inside your XML layout please use
android:background="@color/white"
android:clickable="true"
android:focusable="true"
Clickable means that it can be clicked by a pointer device or be tapped by a touch device.
Focusable means that it can gain the focus ...
HTTP URL Address Encoding in Java
...
I'm going to add one suggestion here aimed at Android users. You can do this which avoids having to get any external libraries. Also, all the search/replace characters solutions suggested in some of the answers above are perilous and should be avoided.
Give this a t...
Is there a way to get the source code from an APK file?
...ll)
Start: apktool decode [apk file]
Intermediate result: resource files, AndroidManifest.xml
unzip APK file with an unpacker of your choice
Intermediate result: classes.dex
download and extract dex2jar-0.0.9.15.zip from http://code.google.com/p/dex2jar/downloads/detail?name=dex2jar-0.0.9.15.zip&am...
Difference between initLoader and restartLoader in LoaderManager
...e).
While that sounds straight forward it can be tricky (don't we all love Android...).
We have to distinguish between two cases:
Handles configuration changes itself: this is the case for Fragments
that use setRetainInstance(true) or for an Activity with the according android:configChanges tag i...
Is there a date format to display the day of the week in java?
...time functionality is back-ported to Java 6 & 7 in ThreeTen-Backport.
Android
Later versions of Android bundle implementations of the java.time classes.
For earlier Android, the ThreeTenABP project adapts ThreeTen-Backport (mentioned above). See How to use ThreeTenABP….
The ThreeTen-Extr...
On logout, clear Activity history stack, preventing “back” button from opening logged-in-only Activi
...f the history stack so that pressing the "back" button returns the user to Android's home screen.
18 Answers
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Media Queries: How to target desktop, tablet, and mobile?
...-width:320px) { /* smartphones, portrait iPhone, portrait 480x320 phones (Android) */ }
@media (min-width:480px) { /* smartphones, Android phones, landscape iPhone */ }
@media (min-width:600px) { /* portrait tablets, portrait iPad, e-readers (Nook/Kindle), landscape 800x480 phones (Android) */ }
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req.query and req.param in ExpressJS
Suppose a client sends say Android (Key,value) pair in the request ........ which one to use ?
4 Answers
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How to prevent custom views from losing state across screen orientation changes
...xtends RecyclerView, you get Parcel﹕ Class not found when unmarshalling: android.support.v7.widget.RecyclerView$SavedState java.lang.ClassNotFoundException: android.support.v7.widget.RecyclerView$SavedState so you need to do the bug fix that's written down here: github.com/ksoichiro/Android-Ob...