Shuffle array int string Java Android

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String [] arOfStrings = {"one", "two", "three"};
List<String> mListOfStrings = new ArrayList<String>(Arrays.asList(arOfStrings));
Collections.shuffle(mListOfstrings);
String str = mListOfStrings.get(2);// 2 is index of pozition an element


int [] arOfInt = {1, 2, 3};
List<Integer> mListOfInt = new ArrayList<Integer>(Arrays.asList(arOfInt));
Collections.shuffle(mListOfInt);

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186

Set Drawable programmatically Android example | set-drawable-programmatically-android-example


// start_dark.png is stored in path	/package_name/res/drawable/start_dark.png
Drawable dw = getApplicationContext().getResources().getDrawable(R.drawable.start_dark);
Button hButtonStart = (Button)findViewById(R.id.buttonStart);
hButtonStart.setCompoundDrawablesWithIntrinsicBounds(dw, null, null, null);

362

Android Studio gradle file comment same as java comment | android-studio-gradle-file-comment-same-as-java-comment


// single line
/*
multi line
*/

Emulator window was out of view and was recentred - Android emulator warning | emulator-window-was-out-of-view-and-was-recentred-android-emulator-warning

Emulator window was out of view and was recentred
Emulator] WARNING: Data partition already in use. Changes will not persist!
Emulator] WARNING: SD Card image already in use: C:\Documents and Settings\user_name\.android\avd\hvga21_up1_7.avd/sdcard.img
Emulator] WARNING: Cache partition already in use. Changes will not persist!

Basic step
Try restart Eclipse if using from menu File->Restart

Other solutions

Solution 1: try restart ADB server
//android.okhelp.cz/how-quickly-restart-adb-exe-adb-server-android-emulator-example/

Solution 2:

Delete Run Configuration

//android.okhelp.cz/android-emulator-wont-run-application-started-from-eclipse/

Solution 3:
Try delete:


c:\Documents and Settings\user_name\.android\avd\my_avd.avd\cache.img
c:\Documents and Settings\user_name\.android\avd\my_avd.avd\userdata-qemu.img

Try solution 4:
Eclipse menu select Window->Preferences->Android

Windows 32

FROM: C:\Program Files\Android\android-sdk
TO: C:\PROGRA~1\Android\android-sdk

Windows 64

FROM: C:\Program Files (x86)\Android\android-sdk
TO: C:\PROGRA~2\Android\android-sdk

119

Html List tag in Android TextView - Android sample | html-list-tag-in-android-textview-android-sample

Html.fromHtml(String) does not support all HTML tags. For example < ul > and < li > are not supported.
Try this source code as a substitute for HTML List Tags.


String str = 
  "•	Cessnock<br />"
 +"•	Dubbo<br />"
 +"•	Goulburn<br />"
 +"•	Grafton<br />"
 +"•	Lithgow<br />"
 +"•	Liverpool<br />"
 +"•	Newcastle<br />"
;

textview.setText(Html.fromHtml(str));

Result:
• Cessnock
• Dubbo
• Goulburn
• Grafton
• Lithgow
• Liverpool
• Newcastle

Supported tags

bla.com

a
b
big
blockquote
br
cite
dfn
div
em
font
h1-h6
i
img
p
small
strong
sub
sup
tt
u

123

R.java not generated - Android project in Eclipse issue | r-java-not-generating-android-project-in-eclipse-issue

If You create new xml file with prefix _ , for example _style.xml and You to clean project (Project->Clean), than package in folder project\gen will deleted with R.java class and new R.java not be created.

For to solving this problem You have to rename file without prefix _ as style.xml or name what You need and rebuild project.

If some ID cannot be resolved or is not a field get error occurence
You have to delete import android.R; in Activity.class if was inserted,
when this error is displayed.

Editace: 2013-12-09 11:05:54
Počet článků v kategorii: 397
Url:shuffle-array-int-string-java-android

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