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2020 was a quite a happening year. This was the year the corona virus happened. And I was able to discover and read some interesting books. To discuss some numbers I read around 8 books and 8 books are unread. All the unread finish in 2021. I have listed the…


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Below are some of the common data science interview questions that I have seen being asked in interviews. If you think there are some important ones that are missing please let me know. I have not added the “write this select query” or “write this join query” as this can…


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Before any data science interview it is important that you should revise your core concepts so that you are at ease during the interview. Below are a list of questions and answers to help you do that. Note that this is not proxy for indepth knowledge in your field and…


Recently I was having long and detailed conversations on how to understand if you are making a good investment or not in whichever domain you are in. I think a good way of answering this question would be to understand why do we do what we do. Why do we…


Whenever our data has a temporal component attached to it, or in other words there is a chance that the current value under scanner may be dependent on past values of the same variable, or the placement of the variable in the whole sequence, we should do time series analysis…


My trip to the European Trio this summer.

The DA Vinci Code

It has been sometime and I have been meaning to chronical my journey with my wife to these three beautiful European cities. It was an interesting journey for me.

Our starting flight was from Bengaluru at around 4 PM on the 9th…


Create a simple price farmer using rust

Hi Folks! In this data driven world we need more and more data at hour fingertips. WebScraping is the broad field of programming that aims at fetching publicly available data from disparate sources so that we can combine them and do some number…


Taking a look at the year 2018.

source: https://www.pexels.com/@thatguycraig000

The year was good from many aspects, some successes and some failures, overall lots of learning and growth.

Wrote my first book. Thanks Packt Publications for the opportunity.

Wrote around 9 blogs in my medium channel. Medium stats show that I have more…


wonderful world of web assembly

Rust is a wonderful language which aims to be a competitor of C++. The focus areas of rust are memory safety and high system performance. The curious case of rust is that it has no garbage collection, but claims to achieve memory safety through its…


light through the branches: source

Graphs are an excellent way of encoding domain knowledge for your business data. One of the popular databases for graphs is Neo4j and I have written multiple blog posts and videos on the topic.

But it was always a challenge how we can utilize the knowledge encoded in the…

joydeep bhattacharjee

machine learning engineer and avid reader

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