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What's the point of NSAssert, actually?

..., because: The only thing I recognize is, that if the assertion fails, the app crashes. Is that the reason why to use NSAssert? Or what else is the benefit of it? And is it right to put an NSAssert just above any assumption I make in code, like a function that should never receive a -1 as param but ...
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adb update a non-market apk?

... the database and stored preferences. If you uninstall/re-install both the app database and preferences is deleted. What exactly are you trying to update about the app that -r option does not help you with ? share |...
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How to create local notifications?

How can I setup local notifications so that at the time I set, my app generates a notification/alert with a customized message? ...
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“NODE_ENV” is not recognized as an internal or external command, operable command or batch file

I'm trying to setup an environment for a Node.js app. but I'm getting this error every time. 15 Answers ...
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How to detect user inactivity in Android

User start my app and logs in. Selects Session Timeout to be 5 mins. Does some operations on the app. (all in foreground) Now User bring Myapp to background and starts some other app. ----> Count down timer starts and logs out user after 5 mins OR user turns the screen OFF. ----> Cou...
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iPhone Keyboard Covers UITextField

I have an app where, in Interface Builder , I set up a UIView that has a text field near the bottom of the view. When I run the app and try to enter text into that field, the keyboard slides up overtop of the field so I can't see what I'm typing until I hide the keyboard again. ...
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传感器组件 · App Inventor 2 中文网

创建 Apps 首页 关于我们 关于我们 发布日志 服务条款 教育 中文教程 中文社区 反馈 我要反馈 传感...
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Specifying rails version to use when creating a new application

... I found here an undocumented option to create a new application using an older version of Rails. rails _2.1.0_ new myapp share | improve this answer | ...
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Hidden Features of ASP.NET [closed]

...ev box machine.config, so you don't have to change the web.config on every app you create. – Max Toro Oct 24 '09 at 21:22 ...
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Embedding Python in an iPhone app

So it's a new millennium; Apple has waved their hand; it's now legal to include a Python interpreter in an iPhone (App Store) app. ...