add free ebook notification

Author: Packt-ITService

README.md

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+### Get this product for $5
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+<i>Packt is having its biggest sale of the year. Get this eBook or any other book, video, or course that you like just for $5 each</i>
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+<b><p align='center'>[Buy now](https://packt.link/9781788397643)</p></b>
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+<b><p align='center'>[Buy similar titles for just $5](https://subscription.packtpub.com/search)</p></b>
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+
 # Scala Programming Projects
 
 <a href="https://www.packtpub.com/application-development/scala-programming-projects?utm_source=github&utm_medium=repository&utm_campaign=9781788397643 "><img src="https://d255esdrn735hr.cloudfront.net/sites/default/files/imagecache/ppv4_main_book_cover/B08395.png" alt="Scala Programming Projects" height="256px" align="right"></a>