Bijay Kumar 
I’ve been working with Python for over a decade, and one of the most powerful tools I’ve found for visualizing complex data is Matplotlib’s 3D scatter plot. When you want to explore relationships between three variables simultaneously, nothing beats a well-crafted 3D scatter plot. In this article, I’ll walk you through everything you need to … Read more >>
I’ve worked extensively with data visualization. One chart type I use often is the stacked bar chart. It’s an efficient way to display parts of a whole across different categories, especially when you want to compare multiple groups side by side. If you’re new to Matplotlib or data visualization, creating stacked bar charts might seem … Read more >>
I’ve often faced the challenge of visualizing data that involves two different scales or units on the same plot. This is especially common in fields like finance, economics, or marketing analytics, where you might want to compare stock prices with trading volume, or GDP growth with unemployment rates, all in one clear, concise graph. Matplotlib, … Read more >>
I was working on a TypeScript project, and I often encountered values that could be null or undefined. I had to repeatedly check for null, which made my code lengthy and difficult to read. Then I discovered TypeScript’s non-null assertion operator (denoted by an exclamation mark). This small symbol helped me write cleaner code while … Read more >>
As a developer, I’ve worked extensively with Matplotlib for data visualization. One common task I often encounter is the need to invert the y-axis in a plot. If you’ve ever wondered how to invert the y-axis in Matplotlib, you’re in the right place. In this article, I’ll walk you through simple methods to achieve this, … Read more >>
When I first started working with Matplotlib, one of the things I quickly realized was how important clear and well-placed legends are for making plots understandable. In many cases, the default legend placement inside the plot area can clutter the visualization, especially when working with dense data or multiple plot elements. Putting the legend outside … Read more >>
Recently, I was building a TypeScript-based healthcare application where I needed to create different views of the same user data like some for public display, some for internal medical staff, and others for account settings. The issue was that each view required removing a different set of sensitive or internal-use-only properties from a complex interface. … Read more >>
When working with data visualization in Python, Matplotlib is my go-to library. Over the years, I’ve found that saving plots as PDF files is an essential step, especially when preparing reports or presentations for clients, colleagues, or stakeholders. PDFs maintain vector quality, ensuring your charts look crisp regardless of zoom or print size, something that’s … Read more >>
I’ve worked extensively with data visualization libraries, and Matplotlib remains one of my go-to tools. One common challenge I’ve faced is making sure the title of my plots is clear and readable, especially when preparing presentations or reports for clients in the USA. Changing the font size of the title can make a huge difference … Read more >>
While working on a project to I’ve encountered many quirks in libraries that can trip up even seasoned programmers. One common frustration I’ve seen among Python users working with Matplotlib is when savefig() produces a blank image instead of the expected plot. If you’ve ever spent time creating a beautiful visualization only to find the … Read more >>
Download a FREE PDF (112 Pages) Containing 51 Useful Python Programs.
Download a FREE PDF on how to become a Python developer.