AuthorSudheer Tammini

Hello, I am an 'Excel enthusiast' and early adopter of technology. I’d like to learn new things and solve the most difficult business problems using technology (trust me, it's fun). Besides running this website, I’m a full-time employee and have a Master’s degree in Finance. Subscribe to our: Newsletter Know more: About Me

Pandas pivot table for excel users

If you are an aspiring Data Scientist then the Pandas pivot table is one of the primary tools that you must learn. We all know how to use the excel pivot table. In fact, there are many use cases from summarizing data to performing calculations. But as you know excel pivot table is based on a Graphical User Interface (GUI) so it’s relatively easy to learn and apply. On the contrary Pandas...

Joplin – The best Evernote alternative for 2021 and beyond

I have been looking for the best Evernote alternative for a very long time. I have tried OneNote, SimpleNote, Notion, Dropbox paper etc. but nothing worked for me. So my search continued, but this time I was looking for open-source alternatives. My main criteria were, there should be an Android app, a Desktop app for Both Windows & Linux and a strong focus on Privacy. So, in my search...

Employee Attrition Prediction using Machine Learning

Yes, the headline is correct, this tutorial is about employee attrition prediction using ML algorithms. A person like me who mostly writes tutorials on Excel and Finance has taken up this challenge to learn Data Science a few months back. (Please note I’m a finance professional with no IT background ) And today I can confidently say I’m somewhere around the intermediate level in terms...

10 Reasons for Excel Formulas not Working [and How to Fix Them]

“Oh My God” excel formulas not working in my report. Sounds familiar right? If so, don’t worry, you are just one among many excel users who face this problem very often. Just think about it. You have built an excel model for Sales Forecast using various logics with fairly complicated formulas. [‘IF’ formulas with 64 conditions – just kidding] And when you...