You should use RecyclerView in a situation where you want to show a lot of items, and the number of them is dynamic. ListView should only be used when the number of items is always the same and is limited to the screen size.
if (recyclerview.getItemCount() == 0) { Toast.makeText(getActivity(), "No records to show!", Toast.LENGTH_SHORT).show(); } |
Get image to image view from sqilte database ImageView class is used to display any kind of image resource in the android application either it can be android. graphics. Bitmap or android. graphics. drawable. <uses-permission android:name=”android.permission.WRITE_EXTERNAL_STORAGE” /> Read more…
JAva Android show toast You can change this position with the setGravity(int, int, int) method. This accepts three parameters: a Gravity constant, an x-position offset, and a y-position offset. For example, if you decide that the Read more…
Android java close app To close apps on Android, swipe up from the bottom of the screen and hold until the recent apps menu pops up (if you use gesture navigations). If you use button navigation, tap Read more…