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Scot Ward

Questions by Scot Ward

OpenCV 2.4.9 for Python, cannot find chessboard (camera calibration tutorial)?

I am trying to calibrate camera using OpenCV tools according to the following this guide. The problem is that funct...

Invoice / OCR: Detect two important points in invoice image?

I am currently working on OCR software and my idea is to use templates to try to recognize data inside invoices. Ho...

Unrecognized request: { _request: evaluate } in visual studio code?

This is my java code on visual studio code when I try to run it on visual studio code and enter a number it says: Un...

Draw a (progressive) paint splash on a canvas?

I'm looking for a simple method which can able me to draw in a canvas a paint splash like this on : One method wil...

How to print to stderr in Python??

There are several ways to write to stderr: # Note: this first one does not work in Python 3 print >> sys.stde...

Best way to play sound in a bootloader?

I'm currently trying to figure out a way to loop sound (currently present in mp3/wav format) in bootloader code, but...

Change values of select box of “show 10 entries” of jquery datatable?

By default, jquery datatable shows 10 by default and has options : 10,25,50,100 How can I change these options?...

Enable Paging in UIScrollView after Zooming?

I have a UIScrollView that loads three different pages.When i zoom in on a page, and zoom back out to the original s...

YUV420 to RGB color conversion Error?

I am converting an image in YUV420 format to RGB image in opencv but im getting an Orange colored image after conver...