I finally solved this . Below i give some code for anyone who wants to know how to take screenshots of a layout ,pictures from the camera without intent, screenshots(sort of) of the content of a surfaceView and save the screen shot in a folder : public class Cam_View extends Activity implements SurfaceHolder.Callback { protected … Read more
One word answer: MONEY 😀 1 GB to store in US-East-1: (Updated at 2016.dec.20) Glacier: $0.004/Month (Note: Major price cut in 2016) S3: $0.023/Month S3-IA (announced in 2015.09): $0.0125/Month (+$0.01/gig retrieval charge) EBS: $0.045-0.1/Month (depends on speed – SSD or not) + IOPS costs EFS: $0.3/Month Further storage options, which may be used for temporary … Read more
sending tag <img src=”https://stackoverflow.com/questions/23969953/c:\images\mypic.jpg”> would cause user browser to access image from his filesystem. if you have to store images in folder located in c:\images i would suggest to create an servlet like images.jsp, that as a parameter takes name of a file, then sets servlet response content to an image/jpg and then loads bytes … Read more
You should use ContextWrapper like this: ContextWrapper cw = new ContextWrapper(context); File directory = cw.getDir(“media”, Context.MODE_PRIVATE); As always, refer to documentation, ContextWrapper has a lot to offer.
But now when I targetSdkVersion 30, this no longer seems to work That is correct. Android 11 (API 30+) requestLegacyExternalStorage=true does nothing and you can no longer “opt-out”. It was available in Android 10 to give developers a transition/grace period to be able to migrate to the scoped storage model. Option 1: Migrate data in … Read more
jQuery 1.7 has stopped exposing the events in the regular data() function. You can still get them like this: var elem = $(‘#someid’)[0]; var data = jQuery.hasData( elem ) && jQuery._data( elem ); console.log(data.events); Please note, that this only works for Events which have been bound using jQuery. AFAIK you there is no way to … Read more
You should NOT store the user uploads anywhere they can be directly accessed by a known URL within your site structure. This is a security risk as users could upload .htm file and .js files. Even a file with the correct extension can contain malicious code that can be executed in the context of your … Read more
You may be able to get an approximate idea by using the JSON methods to turn the whole localStorage object to a JSON string: JSON.stringify(localStorage).length I don’t know how byte-accurate it would be, especially with the few bytes of added markup if you’re using additional objects – but I figure it’s better than thinking you’re … Read more
It’s actually more complex than that. The null bitmap needs one bit per column in the row, rounded up to full bytes. It is only there if the actual row includes at least one NULL value and is fully allocated in that case. NOT NULL constraints do not directly affect that. (Of course, if all … Read more
You can receive the pre_delete or post_delete signal (see @toto_tico’s comment below) and call the delete() method on the FileField object, thus (in models.py): class MyModel(models.Model): file = models.FileField() … # Receive the pre_delete signal and delete the file associated with the model instance. from django.db.models.signals import pre_delete from django.dispatch.dispatcher import receiver @receiver(pre_delete, sender=MyModel) def … Read more