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iOS Detection of Screenshot?
The app Snapchat , on the App Store, is an app that lets you share pictures with a self-destruct on them. You can only view the pics for X seconds. If you attempt to take a screenshot while the picture is showing using the home-power key combo, it will tell the sender you tried to take a screenshot...
Django MEDIA_URL and MEDIA_ROOT
...n before media//(?P<path>.*)$, sometime when we access media file in app url path (like http://127.0.0.1:8000/myapp/media/img/logo.png), this regular won't math.
– Jack Zhang
Jul 25 '13 at 6:51
...
Jenkins on OS X: xcodebuild gives Code Sign error
...ertificate.cer -k jenkins.keychain -A
Of course, we should also have the Apple WWDCRA certificate, imported in pretty much the same way:
$ security import AppleWWDRCA.cer -k jenkins.keychain -A
However, we also need the private key for the devcertificate.cer. To do this, you need to export the ...
Can't find the 'libpq-fe.h header when trying to install pg gem
...xecute sudo apt-get install libpq-dev then bundle install and the error disappeared. Thanks
– Felo Vilches
Oct 20 '19 at 17:00
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Saving and Reading Bitmaps/Images from Internal memory in Android
...private String saveToInternalStorage(Bitmap bitmapImage){
ContextWrapper cw = new ContextWrapper(getApplicationContext());
// path to /data/data/yourapp/app_data/imageDir
File directory = cw.getDir("imageDir", Context.MODE_PRIVATE);
// Create imageDir
File my...
angular.service vs angular.factory
...ion);
angular.factory('myFactory', myFactoryFunction);
I had trouble wrapping my head around this concept until I put it to myself this way:
Service: the function that you write will be new-ed:
myInjectedService <---- new myServiceFunction()
Factory: the function (constructor) that you w...
Returning a file to View/Download in ASP.NET MVC
...o try to show the file inline
Inline = false,
};
Response.AppendHeader("Content-Disposition", cd.ToString());
return File(document.Data, document.ContentType);
}
NOTE: This example code above fails to properly account for international characters in the filename. See RFC6266 f...
Custom global Application class breaks with “android.app.Application cannot be cast to”
...
The error states that the type of the object returned by getApplication is android.app.Application. A possible cause for this is that you failed to define the application in the manifest. Make sure that your manifest includes something in the lines of:
<application android:name="....
BLE &APP交互学习教程02——接收指令 - 创客硬件开发 - 清泛IT社区，为创新赋能！
BLE模块性价比高，无需配对就可以连接使用，本节开始，我们来学习使用BLE接收并显示。1.界面设计
2.逻辑设计
3.APP工程
4.小结
BLE模块的发送和接收短接，APP发送来的数据模块接收后显示在输入框内。
SharedPreferences.onSharedPreferenceChangeListener not being called consistently
... Is there a way to make it work if the SharedPreference is used across two apps? I have one app making the change and another reacting to it. The only way I got it to work was to use the IPC model and send a broadcast from one APK to another.
– JPM
Jul 24 '12...