How to quickly change all icon set in .apk project with Eclipse:

Right click on project in folder tree
Select New - Ohter


In open wizard dialog select Android Icon Set


Set Icon set name:


Open some large icon for your project for example 512x512 px and wizard will make all set of icons from one largest icon:


Wizard will create all set of icons from this one largest icon.
Click on finish button:

R.string to string Android source code
R.array to string [] Android source code

String s = getResources().getString(R.string.my_string); // Hello world!!
String[] arrayOfStrings = getResources().getStringArray(R.array.my_array); // one, two

<xml version="1.0" encoding="utf-8">
<resources>
    <string-array name="my_array">
        <item>one</item>
        <item>two</item>
    </string-array>
<string name="my_string">Hello world!!</string>
</resources>

The source attachment does not contain the source for the file TextWatcher.class.
You can change the source attachment by clicking Change Attached Source below:

You have to add JDK src.zip path to dialog as on image below.
[caption id="attachment_1091" align="alignleft" width="282" caption="class file editor source not found Eclipse warning"][/caption]

Or go to Project > Properties > Java Build Path > Libraries
Expand JRE System Library. Expand rt.jar.
Select Source attachment and double click or Edit.
Type path the source code file (External File…) and press OK.

[caption id="attachment_1094" align="alignleft" width="300" caption="Java project build path"][/caption]

Or type path in Java JRE definition

[caption id="attachment_1105" align="alignleft" width="300" caption="Java JRE deifiniton path in Eclipse"][/caption]

How open String.class or others keywords definition with Eclipse.

Now if mouse move about keywords String or F3 on keywords and press button in yellow field will opened String.class

Call requires permission which may be rejected by user: code should explicitly check to see if permission is available (with `checkPermission`) or explicitly handle a potential `SecurityException`

try {
// your code for example: 
//  LocationManager locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);         
//  Criteria criteria = new Criteria();
//        provider = locationManager.getBestProvider(criteria, false);
//  locationManager.requestLocationUpdates(provider, 400, 1, this);
        } catch (SecurityException e) {
            e.printStackTrace();
        }

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