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test a file upload using rspec - rails
...ut I do have a Test::Unit test that does something similar for uploading a photo. I set up the uploaded file as an instance of ActionDispatch::Http::UploadedFile, as follows:
test "should create photo" do
setup_file_upload
assert_difference('Photo.count') do
post :create, :photo => @pho...
Read file data without saving it in Flask
...
in function
def handleUpload():
if 'photo' in request.files:
photo = request.files['photo']
if photo.filename != '':
image = request.files['photo']
image_string = base64.b64encode(image.read())
image_s...
Algorithm to detect corners of paper sheet in photo
...e best way to detect the corners of an invoice/receipt/sheet-of-paper in a photo? This is to be used for subsequent perspective correction, before OCR.
...
iOS Detection of Screenshot?
...mentation makes it even more clear. In my app I'm allowing people to edit photos but some of the tools require IAPs. But I let them try before buy. So I wanted to detect before it was captured to add a watermark. Can't be done.
– badweasel
Oct 28 '13 at 13:52...
Change color of PNG image via CSS?
..._retouched.jpg -->
<img alt="Mona Lisa" src="https://www.pexels.com/photo/photo-of-a-green-leaf-2563743/?auto=compress&cs=tinysrgb&dpr=3&h=750&w=1260" title="original">
<img alt="Mona Lisa" src="https://images.pexels.com/photos/40997/mona-lisa-leonardo-da-vinci-la-gioco...
How to display unique records from a has_many through relationship?
...
You could use group_by. For example, I have a photo gallery shopping cart for which I want order items to be sorted by which photo (each photo can be ordered multiple times and in different size prints). This then returns a hash with the product (photo) as the key and e...
Detect permission of camera in iOS
...
What about authorizing camera and photo gallery ??
– Hajar ELKOUMIKHI
Feb 13 at 12:42
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Android Gallery on Android 4.4 (KitKat) returns different URI for Intent.ACTION_GET_CONTENT
....getScheme())) {
// Return the remote address
if (isGooglePhotosUri(uri))
return uri.getLastPathSegment();
return getDataColumn(context, uri, null, null);
}
// File
else if ("file".equalsIgnoreCase(uri.getScheme())) {
return uri.getPath();
...
Which icon sizes should my Windows application's icon include?
...indows 7:
At 100% resolution: Explorer uses 16, 40, 48, and 256. Windows Photo Viewer uses 96. Paint uses 256.
At 125% resolution: Explorer uses 20, 40, and 256. Windows Photo Viewer uses 96. Paint uses 256.
At 150% resolution: Explorer uses 24, 48, and 256. Windows Photo Viewer uses 96. Paint use...
Is there some way to PUSH data from web server to browser?
...erver that talks to the phone-system, waits for new events and maintains a photograph of the situation. This service provides a small webserver.
Our web-clients connects over HTTP to this webserver and ask for the last photo (coded in XML), displays it and then goes again, asking for the new photo....