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Target "Unknown" in android Device Chooser ..Eclipse

Problem Eclipse not recognize my device target Solution A Rest the ADB Open the DDMS perspective  Reset the ADB  Solution B Restart the eclipse Solution C Restart the device Note: if there is any other solution ,Please share with me . Thanks 

Edit Text Problem in android

Problem Statement  I had set background image for EditText. But when the user clicks on EditText the starting point of cursor is appeared before the EditText background image and it looks abnormal. Solution  A: Set the EditText left padding Solution  B: Use the 9 patch background image Note:if there is  any other solution please  share with  me .Thanks 

Exclamation Mark with Android Project Name in Eclipse

Solution A Check errors window. Try to solve the error there Solution B Right click the project,  select Android and make sure that a build target is checked. sometimes you need to unchecked it, select a different API, apply settings, and then again select the API that was originally selected. Solution C Restart the eclipse Note :If none of the above solution work then find new one  and tell me  about the new solution in comments .thanks

Alert Dialog code snippets

    AlertDialog.Builder alert = new AlertDialog.Builder(AlarmActivity.this);         View view = LayoutInflater.from(getBaseContext()).inflate(                 R.layout.dialog_outofrange_values, null);         alert.setTitle(getString(R.string.invalid))                 .setIcon(android.R.drawable.ic_dialog_alert)                 .setMessage(getString(R.string.values_out_of_range))                 .setView(view).setNegativeButton(getString(R.string.ok), null)                 .show();

Progress Dialog Code Snippet

public ProgressDialog pro_dialog; public void progressDialog() {         pro_dialog = new ProgressDialog(this);         pro_dialog.setMessage("Loading");         pro_dialog.setCancelable(true);         pro_dialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);         pro_dialog.show();     } For Dismissing the Progress Dialogue pro_dialog.dismiss();

Shared Preferences Tutorial

SharedPreferences are used to store some data persistently. Similar to database in functionality, but easy to use as compare to database and developer prefer SharedPreferences for storing small amount of data Usually use to store the flag variable values. Like Storing sound on /off flag of application We can get SharedPreferences object using following method.   Public abstract SharedPreferences getSharedPreferences (String name, int mode) name Desired Name of the file. If a preferences file by this name does not exist, it will be created when you retrieve an editor (SharedPreferences.edit ()) and then commit changes (Editor. Commit ()). mode File Creation Mode. Use 0 or MODE_PRIVATE for the default operation. SharedPreferences mSharedPreferences =getApplicationContext().getSharedPreferences( "pref" , MODE_PRIVATE );         /*       ...