How to send image generated by PIL to browser?

Here’s a version without any temp files and the like (see here): def serve_pil_image(pil_img): img_io = StringIO() pil_img.save(img_io, ‘JPEG’, quality=70) img_io.seek(0) return send_file(img_io, mimetype=”image/jpeg”) To use in your code simply do @app.route(‘some/route/’) def serve_img(): img = Image.new(‘RGB’, …) return serve_pil_image(img)

How can I create a temp file with a specific extension with .NET?

Guaranteed to be (statistically) unique: string fileName = System.IO.Path.GetTempPath() + Guid.NewGuid().ToString() + “.csv”; (To quote from the wiki article on the probabilty of a collision: …one’s annual risk of being hit by a meteorite is estimated to be one chance in 17 billion [19], that means the probability is about 0.00000000006 (6 × 10−11), equivalent … Read more

catch on swipe to dismiss event

DeleteIntent: DeleteIntent is a PendingIntent object that can be associated with a notification and gets fired when the notification gets deleted, ether by : User specific action User Delete all the notifications. You can set the Pending Intent to a broadcast Receiver and then perform any action you want. Intent intent = new Intent(this, MyBroadcastReceiver.class); … Read more