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Extracting text OpenCV
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For some cards the bounding box does not enclose all of the text, such as half a letter getting cut off. Such as this card: i.imgur.com/tX3XrwH.jpg How can I extend every bounding bounding boxes height and width by n? Thanks for the solution it works great!
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How can I generate a unique ID in Python? [duplicate]
...in newer versions, but most people probably don't have that yet, so I generally avoid this module. Caused me major headaches with listen sockets...
– Glenn Maynard
Jul 31 '09 at 3:14
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How to compile and run C/C++ in a Unix console/Mac terminal?
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This is the command that works on all Unix machines... I use it on Linux/Ubuntu, but it works in OS X as well. Type the following command in Terminal.app.
$ g++ -o lab21 iterative.cpp
-o is the letter O not zero
lab21 will be your executable file
iterat...
Django rest framework nested self-referential objects
... the `subcategories` field
return CategorySerializer()
Actually, as you've noted the above isn't quite right.
This is a bit of a hack, but you might try adding the field in after the serializer is already declared.
class CategorySerializer(serializers.ModelSerializer):
parentCat...
Django TemplateDoesNotExist?
... assuming that you have the apps configured in settings.py like this:
INSTALLED_APPS = (
'appname1',
'appname2',
'appname3',
)
By default Django will load the templates under templates/ directory under every installed apps. So with your directory structure, we want to move our templat...
Multiple Inheritance in PHP
...tMessage class, and sending algorithm is delegated to dispatcher. This is called Strategy Pattern, you can read more on it here.
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Django set default form values
...ch is explained here
You have two options either populate the value when calling form constructor:
form = JournalForm(initial={'tank': 123})
or set the value in the form definition:
tank = forms.IntegerField(widget=forms.HiddenInput(), initial=123)
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AWS S3 copy files and folders between two buckets
...rows the following error A client error (PermanentRedirect) occurred when calling the ListObjects operation: The bucket you are attempting to access must be addressed using the specified endpoint. Please send all future requests to this endpoint.
– Giovanni Bitliner
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When should I use GET or POST method? What's the difference between them?
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What I meant was that contents of $_POST is not magically hidden from malicious users. There are obviously security aspects to all thing programming.
– troelskn
Feb 2 '09 at 22:34
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C# Sortable collection which allows duplicate keys
... Use this Comparer e.g. with SortedLists or SortedDictionaries, that don't allow duplicate keys
/// </summary>
/// <typeparam name="TKey"></typeparam>
public class DuplicateKeyComparer<TKey>
:
IComparer<TKey> where TKey : IComparable
{
#...
