In this blog post I would like to go through a simple technique that could be used for detecting documents in an image. We will be using EmguCV for the image processing part. It is a .NET wrapper for OpenCV.

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I was implementing a search in UITableViewController and received a task to also highlight the searched words in the results. This is not a behaviour that is already implemented in the iOS components (UILabel) so I had to come up with my own solution. I will share this solution with you.

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