PPPDF Python Hubinpdfpythonhub.hashnode.dev·17h ago · 7 min readHow to Read PDF Metadata Using PyMuPDFIn the previous tutorial How to Count the Number of Pages in a PDF Using PyMuPDF, you learned how to count the pages in a PDF and built the first feature of your PDF Inspector. In this tutorial, you'l00
K&K & K Web Servicesinknkwebservices.hashnode.dev·7h ago · 3 min readWordPress vs. Plain HTML: Which One Should You Actually Build On?Every few months someone asks me some version of "should I just use WordPress, or is a plain HTML site better?" It's a fair question, and the honest answer is: it depends on who's going to maintain th00
EJEva J Patelinevapatel123.hashnode.dev·1d ago · 9 min readBackpropagation: How Does AI Know What It Got Wrong? Explained in easy wordsYou give an AI a picture of a cat. It looks at the image and confidently says: “Dog.” Okay... interesting. But here’s the part that gets genuinely wild: How does the AI know what it needs to change? I00
MNMichael Nocitoinmichaelnocito.hashnode.dev·1d ago · 18 min readCorrelation vs Causation: The Three Explanations for Any PatternBy the end of this page you will have one habit: every time two things move together, you say the three candidate explanations out loud before acting. X causes Y. Y causes X. A third thing drives both00
AKAyush Kumar Guptainayushkgupta.hashnode.dev·1d ago · 14 min readFrom Python Scripts to Clean Projects: Type Hints, Dataclasses, and PackagingYour first Python script usually starts as one file. A few functions. Maybe a class. Maybe a list or two. Then one day, the file has grown to hundreds of lines, and suddenly simple questions become an00
MNMichael Nocitoinmichaelnocito.hashnode.dev·1d ago · 18 min readHow to Choose the Right Chart: One Question About Your DataBy the end of this page you can pick the right chart in about five seconds, by asking one question: what comparison must the reader make? The four possible answers each map to one chart, and you will 00
MNMichael Nocitoinmichaelnocito.hashnode.dev·1d ago · 23 min readOperations Analytics, Start to FinishBy the end of this page you can say, out loud and in your own words, what every core operations number does. What the unit of work is. Throughput, and why a count on its own answers nothing. Cycle tim00
MNMichael Nocitoinmichaelnocito.hashnode.dev·1d ago · 13 min readBuild a Dashboard in This Order: Correct, Then Clear, Then CompellingThis is the order a dashboard gets built in, and it will save you work you've already finished. Eight steps, grouped into three passes. Nothing gets made to look good until the number underneath it ha00
MNMichael Nocitoinmichaelnocito.hashnode.dev·1d ago · 9 min readBuild a Risk Index That Colors ItselfWhen this workbook is finished, you can change one number and watch the whole thing follow. Move a cut-off from 65 to 70 and every row re-bands, every fill recolors, every count updates, and the legen00
MNMichael Nocitoinmichaelnocito.hashnode.dev·1d ago · 21 min readSQL Window Functions: How to Get the Top Row Per GroupBy the end of this page you can answer the question that stops most people the first week they write SQL: which row is the best one in each category. You will know OVER and PARTITION BY, the three ran00
