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Simple Digit Recognition OCR in OpenCV-Python
...assifier on hand written digits. I got an accuracy of over 97% on the test set using Convolutional Networks.
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How do I use InputFilter to limit characters in an EditText in Android?
I want to restrict the chars to 0-9, a-z, A-Z and spacebar only. Setting inputtype I can limit to digits but I cannot figure out the ways of Inputfilter looking through the docs.
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How can I determine if a variable is 'undefined' or 'null'?
...work for any variable that is either undeclared or declared and explicitly set to null or undefined. The boolean expression should evaluate to false for any declared variable that has an actual non-null value.
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Get nodes where child node contains an attribute
... +1 that its a compliance issue and that the syntax generates the same nodeset. Similar code in C# also works.
– Zach Bonham
Sep 22 '09 at 2:33
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Declaring an enum within a class
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2. Yes and no. Car::Color getColor() but void Car::setColor(Color c) because in setColor we already have the specifier.
– Matthieu M.
Mar 24 '10 at 8:16
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How to view UTF-8 Characters in VIM or Gvim
...volving Non-English scripts from time to time, most of them uses utf-8 charset, VIM and Gvim does not display UTF-8 Characters correctly.
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Bigger Glyphicons
...s perfect for Bootstrap 3.
You can even use multiple <small> tags to set the size more smaller.
Code:
<small><small><span class="glyphicon glyphicon-send"></span></small></small>
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Event handling for iOS - how hitTest:withEvent: and pointInside:withEvent: are related?
...ents for hidden or transparent views, or views with userInteractionEnabled set to NO;
If touch is inside self, self will be considered as potential result.
Check recursively all subviews for hit. If any, return it.
Else return self or nil depending on result from step 2.
Note, [self.subviewsrevers...
Correct way to add external jars (lib/*.jar) to an IntelliJ IDEA project
...File > Project Structure...
or press Ctrl + Alt + Shift + S
Project Settings > Modules > Dependencies > "+" sign > JARs or directories...
Select the jar file and click on OK, then click on another OK button to confirm
You can view the jar file in the "External Libraries" fol...
Biggest advantage to using ASP.Net MVC vs web forms
... robust toolbox (web controls) whereas MVC offers a more primitive control set relying more on rich client-side controls via jQuery (Javascript).
Mature
• It's been around since 2002 and there is an abundance of information with regards to questions, problems, etc. Offers more third-party contr...