Hello world!

Image by Author   # Introduction  While groupby().sum() and groupby().mean() are fine for quick checks, production-level metrics require more robust solutions. Real-world tables often involve multiple keys, time-series data, weights, and various conditions like promotions, returns, or outliers. This means you frequently need to compute totals and rates, rank items within each segment, roll up data…

Image by Author   # Introduction  As a data analyst, your job is to go from raw numbers to findings that guide business decisions. But let’s be honest: how much of your day is spent formatting reports for the third time, cross-referencing data from different departments, or preparing the same dashboard updates? If you’re like most…

It’s hard to keep up with the ever-changing trends of the fashion world. What’s “in” one minute is often out of style the next season, potentially causing you to re-evaluate your wardrobe. Staying current with the latest fashion styles can be wasteful and expensive, though. Roughly 92 million tons of textile waste are produced annually, including…

If you happen to lost the password of your Wi-Fi network, then here’s how to recover it. In case you haven’t changed the password previously then you can use the default WiFi login that is printed on a label at the back of your router. Or check the list of default username and passwords. Below…

If there is any area in your house where the wireless coverage is weak then a range extender might be the best option instead of buying a new router. A range extender is not only a solid but also a lower-cost alternative to buying a new router. With the help of a WiFi Range Extender,…

Wills and probate lawyers are seeing a dramatic shift in how people approach estate planning. With the rise of artificial intelligence tools, more individuals are turning to online will-writing platforms or even AI-generated templates to draft their most important documents. At first glance, these tools seem convenient and cost-effective. But when it comes to something…