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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.
...
jQuery AJAX file upload PHP
...tyle="color:red"></span><br/>
<input type="file" id="photo"><br/>
<script type="text/javascript" src="jquery-3.2.1.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$(document).on('change','#photo',function(...
Ruby: How to post a file via HTTP as multipart/form-data?
...
@matthias I'm trying to upload photo with OAuth gem, but failed. could you give me some example of your monkeypatch?
– Hooopo
May 16 '11 at 8:01
...
What's the best manner of implementing a social activity stream? [closed]
...the activity
type is the type of the activity (i.e. Wrote blog post, added photo, commented on user's photo)
data is a serialized object with meta-data for the activity where you can put in whatever you want
This limits the searches/lookups, you can do in the feeds, to users, time and activity typ...
JSON serialization of Google App Engine models
...you need to reinvent the wheel to serialize to json: json.dumps(db.to_dict(Photo))
– gentimouton
Jul 5 '12 at 22:49
...
Reading a UTF8 CSV file with Python
...e) variable
#
import csv
data = \
"""0665000FS10120684,SD1200IS,Appareil photo numérique PowerShot de 10 Mpx de Canon avec trépied (SD1200IS) - Bleu
0665000FS10120689,SD1200IS,Appareil photo numérique PowerShot de 10 Mpx de Canon avec trépied (SD1200IS) - Gris
0665000FS10120687,SD1200IS,Appare...
How to customize ?
...e as you please, it will become the visible UI component. */
}
#upload-photo {
opacity: 0;
position: absolute;
z-index: -1;
}
<label for="upload-photo">Browse...</label>
<input type="file" name="photo" id="upload-photo" />
The CSS for the form control will...
How to pick an image from gallery (SD Card) for my app?
...m its filepath to 'date last modified' to the GPS coordinates of where the photo was taken, though many of the fields aren't actually used.
To save time as you don't actually need the other fields, cursor search is done with a filter. The filter works by specifying the name of the column you want, ...
How can I return an empty IEnumerable?
...er.Element("name").Value, URL = user.Element("url").Value, Photo = user.Element("photo").Value })) { yield return descendant; } }
– Johny Skovdal
Mar 31 '16 at 19:31
...
Failed binder transaction when putting an bitmap dynamically in a widget
...own the image size this way:
public static Bitmap scaleDownBitmap(Bitmap photo, int newHeight, Context context) {
final float densityMultiplier = context.getResources().getDisplayMetrics().density;
int h= (int) (newHeight*densityMultiplier);
int w= (int) (h * photo.getWidth()/((double...