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What is the AppDelegate for and how do I know when to use it?
...om what I understand of appDelegate, is close to what an Application is in Android. The viewDidLoad, viewDidDisappear is comparable to what Android's Lifecycle. Every application has a life cycle, from launching to interruptions from calls coming in, to notifications showing up. If you need your cod...
Difference between an API and SDK
... I agree with this definition, but at the same time wonder why iOS and Android use the term API for e.g. the Bluetooth library (iOS Core Bluetooth API, Android Bluetooth APIs)?
– tamberg
Oct 11 '19 at 9:26
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App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
...ment, asynchronously.
SQLite原文档
SQLite 是 Android 内置的小型、快速、独立的 SQL（结构化查询语言）数据库引擎。
SQL 语句用于创建、选择、更新和删除一个或多个表中的数据。SQL 允许表之间建立复杂的关系，并提...
ASP.NET Web API Authentication
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Is it going to maintain a session for Android application?
– Mujtaba Hassan
Jun 13 '12 at 12:42
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How to detect user inactivity in Android
...ners) is there a work around for these situations?
– AndroidNoob
Apr 25 '14 at 11:00
could u share your MyTimerClass?
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Huawei, logcat not showing the log for my app?
...uctions (from denispyr's answer on Why doesn't logcat show anything in my Android?)
Dial
*#*#2846579#*#*
and you will see a hidden menu. Go to the Project Menu > Background Setting > Log setting and define the log availability (log switch) and level (log level setting).
And then ...
What is the meaning of addToBackStack with null parameter?
... you mean by get the fragment later.
More information @
http://developer.android.com/guide/components/fragments.html
http://developer.android.com/reference/android/app/FragmentTransaction.html#addToBackStack(java.lang.String)
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How to post pictures to instagram using API
... provide one. I am not sure if there is any other way (except the apps for android and iOS) to upload picture using php. Kindly give me any sort of idea if there is any possibility.
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Repeat a task with a time delay?
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In here when we importing classes what should we import? android.os.Handler or java.util.logging.Handler ?
– E J Chathuranga
Sep 26 '17 at 9:29
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java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState
...ve description relates to this method.
protected void onSaveInstanceState(android.os.Bundle outState)
This problem occurs precisely when the device goes to sleep.
http://developer.android.com/reference/android/app/FragmentTransaction.html
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