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how to rotate a bitmap 90 degrees
There is a statement in android canvas.drawBitmap(visiblePage, 0, 0, paint);
10 Answers
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How to set delay in android?
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Try this code:
import android.os.Handler;
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final Handler handler = new Handler();
handler.postDelayed(new Runnable() {
@Override
public void run() {
// Do something after 5s = 5000ms
buttons[inew][jnew].setBackgroundColo...
Android SQLite: nullColumnHack parameter in insert/replace methods
The Android SDK has some convenience methods for manipulating data with SQLite. However both the insert and replace methods use some nullColumnHack parameter which usage I don't understand.
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Set theme for a Fragment
...ew LayoutInflater object associated with the given Context..." - developer.android.com/reference/android/view/…
– Chris
Nov 6 '14 at 11:41
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Why does an image captured using camera intent gets rotated on some devices on Android?
...ete solution for this issue that will do the following after testing it on Android Android 4.1 (Jelly Bean), Android 4.4 (KitKat) and Android 5.0 (Lollipop).
Steps
Scale down the image if it was bigger than 1024x1024.
Rotate the image to the right orientation only if it was rotate 90, 180 or 270...
How do I solve the INSTALL_FAILED_DEXOPT error?
I am developing an Android application using Android 2.2, my application APK size is 22.5 MB, and I would like to create a new build for a Samsung tablet. I got the following error:
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在 App Inventor 2 中使用图像 · App Inventor 2 中文网
...tter, so the entire grid (assuming 4 bytes per pixel, which is typical for Android) would require 900×26×4 = 93600 or about 100 kilobytes, which will easily fit in the phone memory.
On the other hand, suppose that each letter is loaded from its own image file into the app’s Media from a high-re...
Email Address Validation in Android on EditText [duplicate]
How can we perform Email Validation on edittext in android ? I have gone through google & SO but I didn't find out a simple way to validate it.
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Reference one string from another string in strings.xml?
... resource file to apply the substitution everywhere in your resources. (2) android studio let you rename/references/refactor the defined entities. Though , it does not autocomplete names while writing. (androidstudio 2.2.2)
– Mauro Panzeri
Nov 11 '16 at 10:17
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How to pause / sleep thread or process in Android?
...an by "inconvenient". The Handler's postDelayed method is designed to tell Android that you want a bit of code to be executed after a certain amount of time has passed.
– tronman
Feb 16 '12 at 19:45
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