--- title: "Sameer Arora (@mentorIF) | Hashnode" description: "Helping people learn from experts. Read the latest articles by Sameer Arora on Hashnode." url: "https://hashnode.com/@mentorIF" --- @mentorIF # Sameer Arora @mentorIF · Joined August 2021 Helping people learn from experts [Website](https://www.mentorif.com/?utm_source=hashnode&utm_medium=hashnode-profile&utm_campaign=hashnode-prfl-lnk&utm_id=hashnode-prfl-lnk) ### [Why a father and techie decided to mentor and train others](https://mentorif.hashnode.dev/why-a-father-and-techie-decided-to-mentor-and-train-others?utm_source=hashnode&utm_medium=feed) Credit: Pawan Sidher Java Training For Beginners Advanced Java Programming Training I am a tech guy with 13 years of experience. My primary programming language is Java. I worked with product and service-based companies. I have 2 kids and my elder ... 2 min read · [mentorif.hashnode.dev](https://mentorif.hashnode.dev/why-a-father-and-techie-decided-to-mentor-and-train-others?utm_source=hashnode&utm_medium=feed) [Sep 22, 2021](https://hashnode.com/posts/why-a-father-and-techie-decided-to-mentor-and-train-others/614ad50620bcc6765ac06358) ### [Programmatically identify which camera clicks better photos](https://mentorif.hashnode.dev/programmatically-identify-which-camera-clicks-better-photos?utm_source=hashnode&utm_medium=feed) Credit: Ritesh Bhagwat Let's say we have 3 cameras. Canon, Nikon, and Sony and we take pictures of Sunset on a beach. All three cameras have slightly different software processing so the output of all three cameras will be somewhat different. Now t... 1 min read · [mentorif.hashnode.dev](https://mentorif.hashnode.dev/programmatically-identify-which-camera-clicks-better-photos?utm_source=hashnode&utm_medium=feed) [Sep 21, 2021](https://hashnode.com/posts/programmatically-identify-which-camera-clicks-better-photos/61497364699fe76cd34858f1) ### [Have you ever wondered how YouTube, Netflix shows you video/movie recommendations?](https://mentorif.hashnode.dev/have-you-ever-wondered-how-youtube-netflix-shows-you-videomovie-recommendations?utm_source=hashnode&utm_medium=feed) Have you ever wondered how YouTube, Netflix shows you video/movie recommendations? 2 min read · [mentorif.hashnode.dev](https://mentorif.hashnode.dev/have-you-ever-wondered-how-youtube-netflix-shows-you-videomovie-recommendations?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/have-you-ever-wondered-how-youtube-netflix-shows-you-videomovie-recommendations/61458dd8e1f56817e3605f6b) [Sep 18, 2021](https://hashnode.com/posts/have-you-ever-wondered-how-youtube-netflix-shows-you-videomovie-recommendations/61458dd8e1f56817e3605f6b) ### [My secret to nailing data science interview after 25 failures](https://mentorif.hashnode.dev/my-secret-to-nailing-data-science-interview-after-25-failures?utm_source=hashnode&utm_medium=feed) I am sharing my secret to crack my data science interview to secure my first job as a data scientist. 2 min read · [mentorif.hashnode.dev](https://mentorif.hashnode.dev/my-secret-to-nailing-data-science-interview-after-25-failures?utm_source=hashnode&utm_medium=feed) [Aug 25, 2021](https://hashnode.com/posts/my-secret-to-nailing-data-science-interview-after-25-failures/6125edc6663d427e19ffbc2f) ### [So, you learn by doing mistakes in the Interview? How to avoid it...](https://mentorif.hashnode.dev/so-you-learn-by-doing-mistakes-in-the-interview-how-to-avoid-it?utm_source=hashnode&utm_medium=feed) Prepare for your data science interview full proof by preparing and validating your answer from an experienced data scientist. 2 min read · [mentorif.hashnode.dev](https://mentorif.hashnode.dev/so-you-learn-by-doing-mistakes-in-the-interview-how-to-avoid-it?utm_source=hashnode&utm_medium=feed) [Aug 24, 2021](https://hashnode.com/posts/so-you-learn-by-doing-mistakes-in-the-interview-how-to-avoid-it/6124804f663d427e19ff92ac)