Platform Codenames, Versions, API Levels, and NDK Releases

The code names match the following version numbers, along with API levels and NDK releases provided for convenience: Code name Version API level Nougat 7.1 API level 25 Nougat 7.0 API level 24 Marshmallow 6.0 API level 23 Lollipop 5.1 API level 22 Lollipop 5.0 API level 21 KitKat 4.4 – 4.4.4 API level 19 […]

shubham sharma February 2, 2017 Read More

HTTP status codes 2

HTTP Status Codes HTTP Status Code Basics Most people don’t think too hard about what actually happens when they navigate to a web page. They just open their browser, click something, and there it is on my screen! Looking for a specific code? Have a look at the table of contents on the right! We […]

shubham sharma February 1, 2017 Read More

HTTP status codes

HTTP Status and Error Codes Explained The following is a list of HTTP response status codes and standard associated phrases, intended to give a short textual description of the status. 1xx Informational 2xx Success 3xx Redirection 4xx Client Error 5xx Server Error 1xx Informational Request received, continuing process. top Code Status Explanation 100 Continue The […]

shubham sharma February 1, 2017 Read More

Android Internal and External storage example – Store and Retrieve Data

Android Internal Storage Internal storage are private to your application and other applications cannot access them (nor can the user). When the user uninstalls your application, these files are removed. Android External Storage External storage such as SD card can also store application data, there’s no security enforced upon files you save to the external […]

shubham sharma February 1, 2017 Read More

Android marshmallow request permission?

Open a Dialog using the code below:

 ActivityCompat.requestPermissions(MainActivity.this,
                    new String[]{Manifest.permission.READ_EXTERNAL_STORAGE},
                    1);

ActivityCompat.requestPermissions(MainActivity.this,

new String[]{Manifest.permission.READ_EXTERNAL_STORAGE},

1);

Get the Activity result as below:

@Override
public void onRequestPermissionsResult(int requestCode,
                                       String permissions[], int[] grantResults) {
    switch (requestCode) {
        case 1: {

          // If request is cancelled, the result arrays are empty.
          if (grantResults.length > 0
                    && grantResults[0] == PackageManager.PERMISSION_GRANTED) {

                // permission was granted, yay! Do the
                // contacts-related task you need to do.          
            } else {

                // permission denied, boo! Disable the
                // functionality that depends on this permission.
                Toast.makeText(MainActivity.this, "Permission denied to read your External storage", Toast.LENGTH_SHORT).show();
            }
            return;
        }

        // other 'case' lines to check for other
        // permissions this app might request
    }
}

@Override

public void onRequestPermissionsResult(int requestCode,

String permissions[], int[] grantResults) {

switch (requestCode) {

case 1: {

// If request is cancelled, the result arrays are empty.

if (grantResults.length > 0

&& grantResults[0] == PackageManager.PERMISSION_GRANTED) {

// permission was granted, yay! Do the

// contacts-related task you need to do.

} else {

// permission denied, boo! Disable the

// functionality that depends on this permission.

Toast.makeText(MainActivity.this, "Permission denied to read your External storage", Toast.LENGTH_SHORT).show();

}

return;

}

// other 'case' lines to check for other

// permissions this app might request

}

More info: https://developer.android.com/training/permissions/requesting.html

shubham sharma January 31, 2017 Read More

Reset Password Template wordpress

<?php
/*
Template Name: Password Reset Template
*/
global $wpdb, $user_ID;

function tg_validate_url() {
	global $post;
	$page_url = esc_url(get_permalink( $post->ID ));
	$urlget = strpos($page_url, "?");
	if ($urlget === false) {
		$concate = "?";
	} else {
		$concate = "&";
	}
	return $page_url.$concate;
}

if (!$user_ID) {
	if($_POST['action'] == "tg_pwd_reset"){

		$result = array("error" => 1,"msg" => "Unknone");

		if ( !wp_verify_nonce( $_POST['tg_pwd_nonce'], "tg_pwd_nonce")) {
			exit("No trick please");
		}
		if(empty($_POST['user_input'])) {
			echo "<div class='error'>Please enter your Username or E-mail address</div>";
			exit();
		}
		//We shall SQL escape the input
		$user_input = $wpdb->escape(trim($_POST['user_input']));

		if ( strpos($user_input, '@') ) {
			$user_data = get_user_by_email($user_input);
			if(empty($user_data) || $user_data->caps[administrator] == 1) { //delete the condition $user_data->caps[administrator] == 1, if you want to allow password reset for admins also
				echo "<div class='error'>Invalid E-mail address!</div>";
				exit();
			}
		} else {
			$user_data = get_userdatabylogin($user_input);
			if(empty($user_data) || $user_data->caps[administrator] == 1) { //delete the condition $user_data->caps[administrator] == 1, if you want to allow password reset for admins also
				echo "<div class='error'>Invalid Username!</div>";
				exit();
			}
		}

		$user_login = $user_data->user_login;
		$user_email = $user_data->user_email;

		$key = $wpdb->get_var($wpdb->prepare("SELECT user_activation_key FROM $wpdb->users WHERE user_login = %s", $user_login));
		if(empty($key)) {
			//generate reset key
			$key = wp_generate_password(20, false);
			$wpdb->update($wpdb->users, array('user_activation_key' => $key), array('user_login' => $user_login));
		}

		//mailing reset details to the user
		$message = __('Someone requested that the password be reset for the following account:') . "\r\n\r\n";
		$message .= get_option('siteurl') . "\r\n\r\n";
		$message .= sprintf(__('Username: %s'), $user_login) . "\r\n\r\n";
		$message .= __('If this was a mistake, just ignore this email and nothing will happen.') . "\r\n\r\n";
		$message .= __('To reset your password, visit the following address:') . "\r\n\r\n";
		$message .= tg_validate_url() . "action=reset_pwd&key=$key&login=" . rawurlencode($user_login) . "\r\n";

		if ( $message && !wp_mail($user_email, 'Password Reset Request', $message) ) {
			$result ["error"] = 1;
			$result ["msg"] = "Email failed to send for some unknown reason.";
		}
		else {
			$result ["error"] = 0;
			$result ["msg"] = "We have just sent you an email with Password reset instructions.";
		}

		echo json_encode($result);
		exit;

	} else if($_POST['action'] == "tg_pwd_new"){
		$result = array("error" => 1,"msg" => "Unknone");
		if ($_POST ['new_password'] == $_POST ['confirm_new_password'])  {
			$reset_key = $_POST['key'];
			$user_login = $_POST['login'];
			$user_data = $wpdb->get_row($wpdb->prepare("SELECT ID, user_login, user_email FROM $wpdb->users WHERE user_activation_key = %s AND user_login = %s", $reset_key, $user_login));


			$user_login = $user_data->user_login;
			$user_email = $user_data->user_email;

			wp_set_password( $_POST ['new_password'], $user_data->ID );

			$result ["error"] = 0;
			$result ["redect"] = get_site_url()."/login";

			$result ["msg"] = "Password changed. System will redect you to login page.";
		}else {
			$result ["error"] = 1;
			$result ["msg"] = "Password does not metch";
		}
		echo json_encode($result);
		exit;

	}else {
		get_header(); ?>
		<style>
			.isa_info,
			.isa_success,
			.isa_warning,
			.isa_error{margin: 10px 0px; padding: 5px;}
			.isa_info{color:#00529B;background-color:#BDE5F8;}
			.isa_success{color:#4F8A10;background-color:#DFF2BF;}
			.isa_warning{color:#9F6000;background-color:#FEEFB3;}
			.isa_error{color:#D8000C;background-color:#FFBABA;}
			.isa_info i,
			.isa_success i,
			.isa_warning i,
			.isa_error i{margin: 5px 5px; font-size: 16px; vertical-align: middle;}
		</style>
		<script src="//ajax.aspnetcdn.com/ajax/jquery.validate/1.9/jquery.validate.min.js" defer></script>
		<div class="clients_mainlist">
			<div class="page_ttl">
				<h2 class="ttlttl ttl_wth_srchng"> Login </h2> </div>
				<?php

				if(isset($_GET['key']) && $_GET['action'] == "reset_pwd") {
					$reset_key = $_GET['key'];
					$user_login = $_GET['login'];
					$user_data = $wpdb->get_row($wpdb->prepare("SELECT ID, user_login, user_email FROM $wpdb->users WHERE user_activation_key = %s AND user_login = %s", $reset_key, $user_login));


					$user_login = $user_data->user_login;
					$user_email = $user_data->user_email;

					if(!empty($reset_key) && !empty($user_data)) {
						?>
						<style>
							#wp_new_password {width: 300px; margin: auto; text-align: center;}
							#wp_new_password input {width: 100% !important;}
							input.reset_password { background: rgb(95, 79, 101); border: 0; color: #fff; cursor: pointer; display: inline; margin: 0; padding: 5px 23px; border-radius: 22px; }
							span.error { border: 0px !important; color: #F31212; }
						</style>
						<form class="user_form" id="wp_new_password" action="<?php echo get_permalink( $post->ID ); ?>" method="post">
							<input type="password" class="password" id="new_password" required name="new_password" placeholder="New Password" /><br />
							<input type="password" class="password" required id="confirm_new_password" name="confirm_new_password" placeholder="Confirm New Password" /><br />
							<input type="hidden" name="action" value="tg_pwd_new" />
							<input type="hidden" name="key" value="<?php echo $reset_key ?>" />
							<input type="hidden" name="login" value="<?php echo $user_login ?>" />
							<input type="submit" style="width: auto !important;" class="reset_password" name="submit" value="Reset Password" />
						</form>
						<div id="form-notify"></div> <!-- To hold validation results -->
						<script type="text/javascript">
							jQuery(document).ready(function($) {
								$('#wp_new_password').validate({
									errorElement: 'span',
									errorClass: 'error',
									focusInvalid: true,
									rules: {
										new_password: {
											required: true,
											minlength: 6
										},
										confirm_new_password:{
											required: true,
											equalTo: "#new_password",
											minlength: 6
										}
									},
									messages : {
										confirm_new_password: {
											equalTo: "Password does not metch."
										}
									}
								});
								$("#wp_new_password").on('submit', function(e) {
									e.preventDefault();
									var _that = $(this);

									if ( _that.valid() ){

										var _notify = $("#form-notify");
										var _submit = $(this).find("input[type='submit']");
										_notify.html('<div class="isa_info"> <i class="fa fa-info-circle"></i> Loding... </div>');
										_submit.prop('disabled', true);
										var $form = $(e.target);
										$.ajax({
											url: $form.attr('action'),
											type: 'POST',
											data: $form.serialize(),
											success: function(result) {
												try{
													var data = $.parseJSON(result);
													window.setTimeout(function(){
														if (data.hasOwnProperty('redect')) {
															window.location.href = data.redect;
														}
													},3000);

													if (data.error == 1) {
														_notify.html('<div class="isa_error"> <i class="fa fa-times-circle"></i>' + data.msg + '</div>');
														_submit.prop('disabled', false);
													} else {
														_notify.html('<div class="isa_success"><i class="fa fa-check"></i> ' + data.msg + ' </div>');
													}
												}catch(e){
													alert("An error occurred.");
													console.log(result);
													_submit.prop('disabled', false);
												}
											}
										});

									}
								});
});
</script>
<?php
} else {
	echo 'Not a Valid Key.';
};

} else {
	if ( have_posts() ) {
		while ( have_posts() ) {
			the_post();
			?>
			<style>
				#wp_pass_reset {width: 300px; margin: auto; text-align: center;}
				#wp_pass_reset input {width: 100% !important;}
				input.reset_password { background: rgb(95, 79, 101); border: 0; color: #fff; cursor: pointer; display: inline; margin: 0; padding: 5px 23px; border-radius: 22px; }
				span.error { border: 0px !important; color: #F31212; }
			</style>

			<form class="user_form" id="wp_pass_reset" action="<?php echo get_permalink( $post->ID ); ?>" method="post">
				<div style=" color: #fff; margin: 8px; ">Please enter your Email account</div>
				<input type="email" placeholder="Email"  name="user_input" /><br /><br />
				<input type="hidden" name="action" value="tg_pwd_reset" />
				<input type="hidden" name="tg_pwd_nonce" value="<?php echo wp_create_nonce("tg_pwd_nonce"); ?>" />
				<input type="submit" style="width: auto !important;" id="submitbtn" class="reset_password" name="submit" value="Reset Password" />
			</form>
			<div id="form-notify"></div> <!-- To hold validation results -->
			<script type="text/javascript">
				jQuery(document).ready(function($) {
					$('#wp_pass_reset').validate({
						errorElement: 'span',
						errorClass: 'error',
						focusInvalid: true						 
					});
					$("#wp_pass_reset").on('submit', function(e) {
						e.preventDefault();
						var _that = $(this);
						if ( _that.valid() ){

							var _notify = $("#form-notify");
							var _submit = $(this).find("input[type='submit']");
							_notify.html('<div class="isa_info"> <i class="fa fa-info-circle"></i> Loding... </div>');

							var $form = $(e.target);
							$.ajax({
								url: $form.attr('action'),
								type: 'POST',
								data: $form.serialize(),
								success: function(result) {
									try{
										var data = $.parseJSON(result);

										if (data.error == 1) {
											_notify.html('<div class="isa_error"> <i class="fa fa-times-circle"></i>' + data.msg + '</div>');
											_submit.prop('disabled', false);
										} else {
											_notify.html('<div class="isa_success"><i class="fa fa-check"></i> ' + data.msg + ' </div>');
										}
									}catch(e){
										alert("An error occurred.");
										console.log(result);
										_submit.prop('disabled', false);
									}
								}
							});
						}
					});
});
</script>

<?php
}
} else {
	?>

	<h1><?php _e('Not Found'); ?></h1>

	<?php
}
}
?>

</div>
</div><!-- #content -->
</div><!-- #primary -->
<?php

get_footer();
}
}
else {
	wp_redirect( home_url() ); exit;
		//redirect logged in user to home page
}
?>

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

199

200

201

202

203

204

205

206

207

208

209

210

211

212

213

214

215

216

217

218

219

220

221

222

223

224

225

226

227

228

229

230

231

232

233

234

235

236

237

238

239

240

241

242

243

244

245

246

247

248

249

250

251

252

253

254

255

256

257

258

259

260

261

262

263

264

265

266

267

268

269

270

271

272

273

274

275

276

277

278

279

280

281

282

283

284

285

286

287

288

289

290

291

292

293

294

295

296

297

298

299

300

301

302

303

304

305

306

307

<?php

Template Name: Password Reset Template

global $wpdb, $user_ID;

function tg_validate_url() {

global $post;

$page_url = esc_url(get_permalink( $post->ID ));

$urlget = strpos($page_url, "?");

if ($urlget === false) {

$concate = "?";

} else {

$concate = "&";

}

return $page_url.$concate;

}

if (!$user_ID) {

if($_POST['action'] == "tg_pwd_reset"){

$result = array("error" => 1,"msg" => "Unknone");

if ( !wp_verify_nonce( $_POST['tg_pwd_nonce'], "tg_pwd_nonce")) {

exit("No trick please");

}

if(empty($_POST['user_input'])) {

echo "<div class='error'>Please enter your Username or E-mail address</div>";

exit();

}

//We shall SQL escape the input

$user_input = $wpdb->escape(trim($_POST['user_input']));

if ( strpos($user_input, '@') ) {

$user_data = get_user_by_email($user_input);

if(empty($user_data) || $user_data->caps[administrator] == 1) { //delete the condition $user_data->caps[administrator] == 1, if you want to allow password reset for admins also

echo "<div class='error'>Invalid E-mail address!</div>";

exit();

}

} else {

$user_data = get_userdatabylogin($user_input);

if(empty($user_data) || $user_data->caps[administrator] == 1) { //delete the condition $user_data->caps[administrator] == 1, if you want to allow password reset for admins also

echo "<div class='error'>Invalid Username!</div>";

exit();

}

$user_login = $user_data->user_login;

$user_email = $user_data->user_email;

$key = $wpdb->get_var($wpdb->prepare("SELECT user_activation_key FROM $wpdb->users WHERE user_login = %s", $user_login));

if(empty($key)) {

//generate reset key

$key = wp_generate_password(20, false);

$wpdb->update($wpdb->users, array('user_activation_key' => $key), array('user_login' => $user_login));

}

//mailing reset details to the user

$message = __('Someone requested that the password be reset for the following account:') . "\r\n\r\n";

$message .= get_option('siteurl') . "\r\n\r\n";

$message .= sprintf(__('Username: %s'), $user_login) . "\r\n\r\n";

$message .= __('If this was a mistake, just ignore this email and nothing will happen.') . "\r\n\r\n";

$message .= __('To reset your password, visit the following address:') . "\r\n\r\n";

$message .= tg_validate_url() . "action=reset_pwd&key=$key&login=" . rawurlencode($user_login) . "\r\n";

if ( $message && !wp_mail($user_email, 'Password Reset Request', $message) ) {

$result ["error"] = 1;

$result ["msg"] = "Email failed to send for some unknown reason.";

}

else {

$result ["error"] = 0;

$result ["msg"] = "We have just sent you an email with Password reset instructions.";

}

echo json_encode($result);

exit;

} else if($_POST['action'] == "tg_pwd_new"){

$result = array("error" => 1,"msg" => "Unknone");

if ($_POST ['new_password'] == $_POST ['confirm_new_password']) {

$reset_key = $_POST['key'];

$user_login = $_POST['login'];

$user_data = $wpdb->get_row($wpdb->prepare("SELECT ID, user_login, user_email FROM $wpdb->users WHERE user_activation_key = %s AND user_login = %s", $reset_key, $user_login));

$user_login = $user_data->user_login;

$user_email = $user_data->user_email;

wp_set_password( $_POST ['new_password'], $user_data->ID );

$result ["error"] = 0;

$result ["redect"] = get_site_url()."/login";

$result ["msg"] = "Password changed. System will redect you to login page.";

}else {

$result ["error"] = 1;

$result ["msg"] = "Password does not metch";

}

echo json_encode($result);

exit;

}else {

get_header(); ?>

<style>

.isa_info,

.isa_success,

.isa_warning,

.isa_error{margin: 10px 0px; padding: 5px;}

.isa_info{color:#00529B;background-color:#BDE5F8;}

.isa_success{color:#4F8A10;background-color:#DFF2BF;}

.isa_warning{color:#9F6000;background-color:#FEEFB3;}

.isa_error{color:#D8000C;background-color:#FFBABA;}

.isa_info i,

.isa_success i,

.isa_warning i,

.isa_error i{margin: 5px 5px; font-size: 16px; vertical-align: middle;}

</style>

<h2 class="ttlttl ttl_wth_srchng"> Login </h2> </div>

<?php

if(isset($_GET['key']) && $_GET['action'] == "reset_pwd") {

$reset_key = $_GET['key'];

$user_login = $_GET['login'];

$user_data = $wpdb->get_row($wpdb->prepare("SELECT ID, user_login, user_email FROM $wpdb->users WHERE user_activation_key = %s AND user_login = %s", $reset_key, $user_login));

$user_login = $user_data->user_login;

$user_email = $user_data->user_email;

if(!empty($reset_key) && !empty($user_data)) {

<style>

#wp_new_password {width: 300px; margin: auto; text-align: center;}

#wp_new_password input {width: 100% !important;}

input.reset_password { background: rgb(95, 79, 101); border: 0; color: #fff; cursor: pointer; display: inline; margin: 0; padding: 5px 23px; border-radius: 22px; }

span.error { border: 0px !important; color: #F31212; }

</style>

<form class="user_form" id="wp_new_password" action="<?php echo get_permalink( $post->ID ); ?>" method="post">

</form>

jQuery(document).ready(function($) {

$('#wp_new_password').validate({

errorElement: 'span',

errorClass: 'error',

focusInvalid: true,

rules: {

new_password: {

required: true,

minlength: 6

confirm_new_password:{

required: true,

equalTo: "#new_password",

minlength: 6

}

messages : {

confirm_new_password: {

equalTo: "Password does not metch."

}

});

$("#wp_new_password").on('submit', function(e) {

e.preventDefault();

var _that = $(this);

if ( _that.valid() ){

var _notify = $("#form-notify");

var _submit = $(this).find("input[type='submit']");

_notify.html('<div class="isa_info"> <i class="fa fa-info-circle"></i> Loding... </div>');

_submit.prop('disabled', true);

var $form = $(e.target);

$.ajax({

url: $form.attr('action'),

type: 'POST',

data: $form.serialize(),

success: function(result) {

try{

var data = $.parseJSON(result);

window.setTimeout(function(){

if (data.hasOwnProperty('redect')) {

window.location.href = data.redect;

}

},3000);

if (data.error == 1) {

_notify.html('<div class="isa_error"> <i class="fa fa-times-circle"></i>' + data.msg + '</div>');

_submit.prop('disabled', false);

} else {

_notify.html('<div class="isa_success"><i class="fa fa-check"></i> ' + data.msg + ' </div>');

}

}catch(e){

alert("An error occurred.");

console.log(result);

_submit.prop('disabled', false);

}

});

}

});

</script>

<?php

} else {

echo 'Not a Valid Key.';

};

} else {

if ( have_posts() ) {

while ( have_posts() ) {

the_post();

<style>

#wp_pass_reset {width: 300px; margin: auto; text-align: center;}

#wp_pass_reset input {width: 100% !important;}

input.reset_password { background: rgb(95, 79, 101); border: 0; color: #fff; cursor: pointer; display: inline; margin: 0; padding: 5px 23px; border-radius: 22px; }

span.error { border: 0px !important; color: #F31212; }

</style>

<form class="user_form" id="wp_pass_reset" action="<?php echo get_permalink( $post->ID ); ?>" method="post">

<div style=" color: #fff; margin: 8px; ">Please enter your Email account</div>

</form>

jQuery(document).ready(function($) {

$('#wp_pass_reset').validate({

errorElement: 'span',

errorClass: 'error',

focusInvalid: true

});

$("#wp_pass_reset").on('submit', function(e) {

e.preventDefault();

var _that = $(this);

if ( _that.valid() ){

var _notify = $("#form-notify");

var _submit = $(this).find("input[type='submit']");

_notify.html('<div class="isa_info"> <i class="fa fa-info-circle"></i> Loding... </div>');

var $form = $(e.target);

$.ajax({

url: $form.attr('action'),

type: 'POST',

data: $form.serialize(),

success: function(result) {

try{

var data = $.parseJSON(result);

if (data.error == 1) {

_notify.html('<div class="isa_error"> <i class="fa fa-times-circle"></i>' + data.msg + '</div>');

_submit.prop('disabled', false);

} else {

_notify.html('<div class="isa_success"><i class="fa fa-check"></i> ' + data.msg + ' </div>');

}

}catch(e){

alert("An error occurred.");

console.log(result);

_submit.prop('disabled', false);

}

});

}

});

</script>

<?php

}

} else {

<?php

}

</div>

</div>

</div>

<?php

get_footer();

}

else {

wp_redirect( home_url() ); exit;

//redirect logged in user to home page

}

Download File

shubham sharma January 27, 2017 Read More

Android Spinner Dropdown Example

package com.androidhive.spinner;

import java.util.ArrayList;
import java.util.List;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Spinner;
import android.widget.Toast;
import android.widget.AdapterView.OnItemSelectedListener;

public class AndroidSpinnerExampleActivity extends Activity implements OnItemSelectedListener{
 @Override
 public void onCreate(Bundle savedInstanceState) {
 super.onCreate(savedInstanceState);
 setContentView(R.layout.main);

// Spinner element
 Spinner spinner = (Spinner) findViewById(R.id.spinner);

// Spinner click listener
 spinner.setOnItemSelectedListener(this);

// Spinner Drop down elements
 List<String> categories = new ArrayList<String>();
 categories.add("Automobile");
 categories.add("Business Services");
 categories.add("Computers");
 categories.add("Education");
 categories.add("Personal");
 categories.add("Travel");

// Creating adapter for spinner
 ArrayAdapter<String> dataAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_item, categories);

// Drop down layout style - list view with radio button
 dataAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

// attaching data adapter to spinner
 spinner.setAdapter(dataAdapter);
 }

 @Override
 public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
// On selecting a spinner item
 String item = parent.getItemAtPosition(position).toString();

// Showing selected spinner item
 Toast.makeText(parent.getContext(), "Selected: " + item, Toast.LENGTH_LONG).show();

 }

 public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub

 }

}

package com.androidhive.spinner;

import java.util.ArrayList;

import java.util.List;

import android.app.Activity;

import android.os.Bundle;

import android.view.View;

import android.widget.AdapterView;

import android.widget.ArrayAdapter;

import android.widget.Spinner;

import android.widget.Toast;

import android.widget.AdapterView.OnItemSelectedListener;

public class AndroidSpinnerExampleActivity extends Activity implements OnItemSelectedListener{

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

// Spinner element

Spinner spinner = (Spinner) findViewById(R.id.spinner);

// Spinner click listener

spinner.setOnItemSelectedListener(this);

// Spinner Drop down elements

List<String> categories = new ArrayList<String>();

categories.add("Automobile");

categories.add("Business Services");

categories.add("Computers");

categories.add("Education");

categories.add("Personal");

categories.add("Travel");

// Creating adapter for spinner

ArrayAdapter<String> dataAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_item, categories);

// Drop down layout style - list view with radio button

dataAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

// attaching data adapter to spinner

spinner.setAdapter(dataAdapter);

}

@Override

public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {

// On selecting a spinner item

String item = parent.getItemAtPosition(position).toString();

// Showing selected spinner item

Toast.makeText(parent.getContext(), "Selected: " + item, Toast.LENGTH_LONG).show();

}

public void onNothingSelected(AdapterView<?> arg0) {

// TODO Auto-generated method stub

}

shubham sharma January 11, 2017 Read More

Android Studio Gradle project sync failed

<span class="typ">Error</span><span class="pun">:</span><span class="typ">Unable</span><span class="pln"> to start the daemon process</span><span class="pun">.</span> 
<span class="typ">This</span><span class="pln"> problem might be caused by incorrect configuration of the daemon</span><span class="pun">.</span> 
<span class="typ">For</span><span class="pln"> example</span><span class="pun">,</span><span class="pln"> an unrecognized jvm option is used</span><span class="pun">.</span> 
<span class="typ">Please</span><span class="pln"> refer to the user guide chapter on the daemon at http</span><span class="pun">:</span><span class="com">//gradle.org/docs/1.10/userguide/gradle_daemon.html </span>
<span class="typ">Please</span><span class="pln"> read below process output to find out more</span><span class="pun">:</span>
    <span class="pun">-----------------------</span> 
<span class="typ">Error</span><span class="pln"> occurred during initialization of VM </span><span class="typ">Could</span><span class="pln"> not reserve enough space </span><span class="kwd">for</span><span class="pln"> object heap </span><span class="typ">Error</span><span class="pun">:</span> <span class="typ">Could</span><span class="pln"> not create the </span><span class="typ">Java</span> <span class="typ">Virtual</span> <span class="typ">Machine</span><span class="pun">.</span> 
<span class="typ">Error</span><span class="pun">:</span><span class="pln"> A fatal exception has occurred</span><span class="pun">.</span> <span class="typ">Program</span><span class="pln"> will exit</span><span class="pun">.</span>

<span class="typ">Error</span><span class="pun">:</span><span class="typ">Unable</span><span class="pln"> to start the daemon process</span><span class="pun">.</span>

<span class="typ">This</span><span class="pln"> problem might be caused by incorrect configuration of the daemon</span><span class="pun">.</span>

<span class="typ">For</span><span class="pln"> example</span><span class="pun">,</span><span class="pln"> an unrecognized jvm option is used</span><span class="pun">.</span>

<span class="typ">Please</span><span class="pln"> refer to the user guide chapter on the daemon at http</span><span class="pun">:</span><span class="com">//gradle.org/docs/1.10/userguide/gradle_daemon.html </span>

<span class="typ">Please</span><span class="pln"> read below process output to find out more</span><span class="pun">:</span>

<span class="typ">Error</span><span class="pln"> occurred during initialization of VM </span><span class="typ">Could</span><span class="pln"> not reserve enough space </span><span class="kwd">for</span><span class="pln"> object heap </span><span class="typ">Error</span><span class="pun">:</span> <span class="typ">Could</span><span class="pln"> not create the </span><span class="typ">Java</span> <span class="typ">Virtual</span> <span class="typ">Machine</span><span class="pun">.</span>

<span class="typ">Error</span><span class="pun">:</span><span class="pln"> A fatal exception has occurred</span><span class="pun">.</span> <span class="typ">Program</span><span class="pln"> will exit</span><span class="pun">.</span>

Just a blind guess: try to add something like this to your gradle.properties file in the project:

org.gradle.jvmargs=-Xmx512m -XX:MaxPermSize=512m

1	org.gradle.jvmargs=-Xmx512m -XX:MaxPermSize=512m

shubham sharma January 2, 2017 Read More

getChildFragmentManager

getChildFragmentManager() on programmatically (dynamically) added Fragments? accepted In conclusion, I want to reference OuterFrag in MainActivity always. And I want OuterFrag act as a placeholder to load different InnerFrags. In short, I want to call getChildFragmentManager() in OuterFrag, when it is added programmatically (dynamically). If you want this then make your OuterFrag have a container […]

shubham sharma December 31, 2016 Read More

How to make android app’s background image repeat

Ok, here’s what I’ve got in my app. It includes a hack to prevent ListViews from going black while scrolling. drawable/app_background.xml:

<?xml version="1.0" encoding="utf-8"?>
    <bitmap xmlns:android="http://schemas.android.com/apk/res/android"
        android:src="@drawable/actual_pattern_image"
        android:tileMode="repeat" />

<?xml version="1.0" encoding="utf-8"?>

<bitmap xmlns:android="http://schemas.android.com/apk/res/android"

android:src="@drawable/actual_pattern_image"

android:tileMode="repeat" />

values/styles.xml:

<?xml version="1.0" encoding="utf-8"?>
<resources>

  <style name="app_theme" parent="android:Theme">
    <item name="android:windowBackground">@drawable/app_background</item>
    <item name="android:listViewStyle">@style/TransparentListView</item>
    <item name="android:expandableListViewStyle">@style/TransparentExpandableListView</item>
  </style>

  <style name="TransparentListView" parent="@android:style/Widget.ListView">
    <item name="android:cacheColorHint">@android:color/transparent</item>
  </style>

  <style name="TransparentExpandableListView" parent="@android:style/Widget.ExpandableListView">
    <item name="android:cacheColorHint">@android:color/transparent</item>
  </style>

</resources>

<?xml version="1.0" encoding="utf-8"?>

<item name="android:windowBackground">@drawable/app_background</item>

<item name="android:listViewStyle">@style/TransparentListView</item>

<item name="android:expandableListViewStyle">@style/TransparentExpandableListView</item>

</style>

<item name="android:cacheColorHint">@android:color/transparent</item>

</style>

<item name="android:cacheColorHint">@android:color/transparent</item>

</style>

</resources>

AndroidManifest.xml:

<application android:theme="@style/app_theme">

1	<application android:theme="@style/app_theme">

shubham sharma December 29, 2016 Read More

New Dev Point

Some problems explained

Platform Codenames, Versions, API Levels, and NDK Releases

HTTP status codes 2

HTTP status codes

Android Internal and External storage example – Store and Retrieve Data

Android marshmallow request permission?

Reset Password Template wordpress

Android Studio Gradle project sync failed

getChildFragmentManager

How to make android app’s background image repeat