我正在尝试基于示例应用程序在我的应用程序中实现应用内结算.但bindService总是回归false.
这就是我所拥有的. AndroidManifest.xml:
<service android:name="tv.app.billing.BillingService" />
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Preferences.java(需要从Preferences屏幕开始购买):
protected void onCreate(Bundle savedInstanceState) {
mBillingService = new BillingService();
mBillingService.setContext(this); // tried to use getApplicationContext also
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BillingService.java:公共类BillingService extends Service实现ServiceConnection {
/**
* Binds to the MarketBillingService and returns true if the bind
* succeeded.
* @return true if the bind succeeded; false otherwise
*/
private boolean bindToMarketBillingService() {
try {
if (Debug.DEBUG) {
Log.i(TAG, "binding to Market billing service");
}
boolean bindResult = bindService( …Run Code Online (Sandbox Code Playgroud) 例如,我有以下价值:
Time.valueOf("2:00:00")
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我该怎么把它转换成Long?(作为SQLite数据库存储Real)
java.sql.Time 用来.
如何用id = test创建100%高度的div?
<div data-role="page" id="device1">
<div data-role="header">
<h1>Title</h1>
</div><!-- /header -->
<div data-role="content">
<div data-role="fieldcontain">
<input type="range" name="slider1" id="slider1" value="0" min="0" max="255" />
</div>
<div id=test height=100%>
</div>
</div><!-- /content -->
<div data-role="footer" data-position="fixed">
</div><!-- /footer -->
</div><!-- /page -->
Run Code Online (Sandbox Code Playgroud) 我使用取自标准代码此页,尝试禁用组合框:
$( "#cbCountry" ).combobox({ disabled: true });
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但它仍然启用.这有什么不对?
我有如下代码:
temp = os.walk(sys.argv[1])
for root, dirs, files in temp:
for i in dirs:
dir = os.path.join(root,i)
os.rename(dir, dir+"!")
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它几乎可以正常工作.但是,一旦重命名了父文件夹,它就无法重命名子文件夹.我怎么能避免这种情况?
我试图抓住select2:clearing事件
$("#my-select").on("select2:clearing", function (e) {
console.log('cleared');
});
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(jsfiddle)
但它没有被解雇.我也试过其他版本(比如select2:removed等,看到另一个有类似问题的问题),但它也行不通.
我使用select2 4.0.0-beta2.
我正试图在我的设备上玩BLE传输.
这是我使用的代码和输出:
// check BLE support
Log.i(TAG, "BLE supported: " + getPackageManager().hasSystemFeature(PackageManager.FEATURE_BLUETOOTH_LE)); // true
// check BLE transmission support
final BluetoothManager bluetoothManager =
(BluetoothManager) getSystemService(Context.BLUETOOTH_SERVICE);
BluetoothAdapter mBluetoothAdapter = bluetoothManager.getAdapter();
Log.i(TAG, "isMultipleAdvertisementSupported: " + mBluetoothAdapter.isMultipleAdvertisementSupported()); // false
Log.i(TAG, "isOffloadedFilteringSupported: " + mBluetoothAdapter.isOffloadedFilteringSupported()); // false
Log.i(TAG, "isOffloadedScanBatchingSupported: " + mBluetoothAdapter.isOffloadedScanBatchingSupported()); // false
BluetoothLeAdvertiser mBluetoothLeAdvertiser = mBluetoothAdapter.getBluetoothLeAdvertiser();
Log.i(TAG, mBluetoothLeAdvertiser.toString()); //android.bluetooth.le.BluetoothLeAdvertiser@1c51f789
// check BLE transmission support
// android-beacon-library, https://github.com/AltBeacon/android-beacon-library
int result = BeaconTransmitter.checkTransmissionSupported(getApplicationContext());
Log.i(TAG, "ABL checkTransmissionSupported: " + result); // 0
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我无法理解为什么mBluetoothLeAdvertiser不是 …
目前我使用/users/self/media/liked方法,获取响应,next_max_like_id一次又一次地读取和请求数据.我试图传递巨大的count价值,但看起来像最大计数值只是30.我需要跟踪喜欢的媒体用户数量的变化.有没有办法优化它?我不明白是什么next_max_like_id意思?是否有任何方法可以保留它并在下次以某种方式使用它?
为同步定义的ContentProvided是虚拟的(根据这种方法).
android frequency android-contentprovider android-syncadapter
我有一个服务器(mysite.com/status),它返回活动任务的数量(只是一个整数)。如何使用 JavaScript 每 10 秒检查活动任务数并向用户显示如下内容:
剩余任务数:XXX
而且,如果任务数为 0,那么我应该加载另一个页面。
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