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What exactly does the .join() method do?
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Android Min SDK Version vs. Target SDK Version
When it comes to developing applications for Android, what is the difference between Min and Target SDK version? Eclipse won't let me create a new project unless Min and Target versions are the same!
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Sign APK without putting keystore info in build.gradle
... def configName = 'release'
if (propsFile.exists() && android.signingConfigs.hasProperty(configName)) {
def props = new Properties()
props.load(new FileInputStream(propsFile))
android.signingConfigs[configName].storeFile = file(props['storeFil...
Taking screenshot on Emulator from Android Studio
... question but still, I don't know how to take a screenshot of Emulator via Android Studio. I recently switched from Eclipse to Android Studio and I could not find it anywhere, I tried to search on web too but no help.
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dpi value of default “large”, “medium” and “small” text views android
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See in the android sdk directory.
In \platforms\android-X\data\res\values\themes.xml:
<item name="textAppearanceLarge">@android:style/TextAppearance.Large</item>
<item name="textAppearanceMedium">@android:sty...
Display the current time and date in an Android application
How do I display the current date and time in an Android application?
23 Answers
23
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How to Add Stacktrace or debug Option when Building Android Studio Project
...le command line flags from
File > Settings > Compiler (Gradle-based Android Project)
For MacOS user, it's here
Android Studio > Preferences > Build, Execution, Deployment > Compiler
like this (add --stacktrace or --debug)
(Note that the screenshot is from before 0.8.10, the ...
Android canvas draw rectangle
...h 0 and the desired fill colour(s).
For example:
DrawView.java
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.view.View;
public class DrawView extends View {
Paint paint = new Paint();
public...
EditText, clear focus on touch outside
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If a view want to receive focus, it must satisfy these 3 conditions.
See android.view :
public boolean onTouchEvent(MotionEvent event) {
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if (((viewFlags & CLICKABLE) == CLICKABLE ||
(viewFlags & LONG_CLICKABLE) == LONG_CLICKABLE)) {
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if (isFocusable...
Remove/hide a preference from the screen
...PreferenceCategory, you have to do this:
XML:
<PreferenceCategory
android:key="category_foo"
android:title="foo">
<CheckBoxPreference
android:key="checkPref" />
Java:
CheckBoxPreference mCheckBoxPref = (CheckBoxPreference) findPreference("checkPref");
Preference...