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goto statement in Java


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You can use for, do while, while cycle for example:

public void myFunction(){
 for (int i = 0; i < 1; i++) {
	// some code
       int c = 10;
       if(c==10)
         break; // goto stop; in C++
 } // end of for
 // stop: // break moved process to end of for
 


 // next code

}



397LW NO topic_id




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330

Android Studio reduce memory usage of PC | android-studio-reduce-memory-usage


File->Settings->Plugins and disable some plugins:

  • Google Cloud Testing

  • Google Cloud Tools Core

  • Google Cloud Tools for Android Studio

  • CVS Integration

  • Git Integration

  • GitHub

  • hg4idea

  • Subversion Integration


Use Emulator AVD with small memmory usage. For example: Virtual tablet with hight resolution have big memmory usage. Virtual phone with 240x320 resolution have small memmory usage.

Use instaed of Emulator, real device connected by USB (smarphone Samsung Galaxy or other recommended by Google whit debugable mode).

If you notice that Android Studio works slowly, consider the possibility to reduce the number of folders under antivirus protection.
Each antivirus check in your project consumes resources. You can significantly improve the performance, if you exclude certain folders from the antivirus protection.
167

INSTALL_FAILED_INSUFFICIENT_STORAGE | install_failed_insufficient_storage


1.) Try reopen the Emulaor and restart Eclipse.
OR
2.) Try to delete AVD from Eclipse menu Window - AVD manager.
OR
3.) Insert into manifest.xml this source code.

 <manifest xmlns:android="//schemas.android.com/apk/res/android"
    package="com.myweb.mypackage"
    android:installLocation="preferExternal"
333

SimpleCursorAdapter deprecated | simplecursoradapter-deprecated


Constructor SimpleCursorAdapter is deprecated.
If using api 11 and above, you can try add last parameter 0.


Cursor cursor = managedQuery(...........,,,,);
// Specify the columns we want to display in the result
            String[] from = new String[] { KEY_WORD,
                                           KEY_DEFINITION };

            // Specify the corresponding layout elements where we want the columns to go
            int[] to = new int[] { R.id.word,
                                   R.id.definition };
// deprecated 
 SimpleCursorAdapter words =
            new SimpleCursorAdapter(this,
                    R.layout.result, cursor, from, to);
// working
 SimpleCursorAdapter words =
            new SimpleCursorAdapter(this,
                    R.layout.result, cursor, from, to, 0); // to, 0!!!!


//working in Fragment
SimpleCursorAdapter  mAdapter = new SimpleCursorAdapter(getActivity(),
                android.R.layout.simple_list_item_2, null,
                new String[] { "name", "age" }, // cursor parameters
                new int[] { android.R.id.text1, android.R.id.text2 }, 0);


19

How set focus on View Android development example | how-set-focus-on-view-android-development-example


Set focus on a View in Android application example source code for Button, EditText, View, TextView, isFocused(), requestFocus() .


// set focus on Button Android example
 private Button mRightButton;
 mRightButton = (Button) a.findViewById(R.id.rightButton);
 mRightButton.requestFocus();
// boolean isFocused() 
boolean b = mRightButton.isFocused(); // true or false

// set focus on TextView directly Android example
((TextView) findViewById(R.id.myText)).requestFocus();

// set focus on View Android example
private View mView;
mView = findViewById(R.id.showAll);
mView.requestFocus();

// set focus on EditText Android example
private EditText mEdit;
mEdit = (EditText)findViewById(R.id.myEdit);
mEdit.requestFocus();
291

This version of the rendering library is more recent than | this-version-of-the-rendering-library-is-more-recent-than


This version of the rendering library is more recent than your version of ADT plug-in. Please update ADT plug-in

Click on menu Help > Install New Software.
In the Work with field, Add: https://dl-ssl.google.com/android/eclipse/
Select: Developer Tools / Android Development Tools.
Click Next to complete the wizard.

If you have problem try download all sdk + eclipse in one pack , rename old folder for example Andorid_old, create new folder Android and unpack sdk + eclipse from this adress:
//developer.android.com/sdk/index.html


adt-eclipse-update


Editace: 2012-12-08 10:02:33
Počet článků v kategorii: 397
Url:goto-statement-in-java

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