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- Last Updated on December 16, 2025 by Rajeev Bagra Canva is a powerful online design platform used by millions of people to create graphics, presentations, videos, and social media content. A common question among beginners in programming and design is whether tools like Canva are built using Python in the same way small image-processing scripts […]
- Last Updated on November 24, 2025 by Rajeev Bagra Introduction Twilio is more than just a communication platform; it is a practical learning ecosystem for startup founders, developers, and programmers who want to sharpen their technical skills while building real-world business solutions. Its API-first architecture allows professionals to design, test, and deploy scalable communication workflows, […]
- Last Updated on November 22, 2025 by Rajeev Bagra Introduction Before understanding Django, Pandas, or any Python ecosystem tool, it is essential to first clarify three core concepts: Programming Language vs Framework vs Library 1. Programming Language A programming language is the fundamental system used to communicate instructions to a computer. It defines the syntax, […]
- Last Updated on November 9, 2025 by Rajeev Bagra You’ve done CS50x and CS50p—nice! Now it’s time to turn “I can code” into “I can ship a product.” Below is a lean roadmap of skills beyond Python that make you a well-rounded builder of real, revenue-generating applications, with popular, free resources for each step. 1) […]
- Last Updated on November 8, 2025 by Rajeev Bagra If you’ve taken courses like CS50P, MOOC Python series, or similar beginner-to-intermediate programming classes, you’ve probably built projects such as text analyzers, to-do lists, CSV data processors, or small Flask web apps.And a common question arises: “Do projects like these ever show up in real business […]
- Context While working on a Python image-processing assignment, we were asked to write a small helper function called img_to_pix(filename). The goal of this function is simple: Take an image file name as input Open the image using Python’s PIL (Python Imaging Library) Return a list of pixel values from that image A common point of […]
- Why the Answer Is Two-Thirds: A Conditional Probability Marble Problem Explained with Tables Problem (Restated Simply) A bag has one marble. It is green or blue, each with a fifty-percent chance. A green marble is added to the bag. Now there are two marbles. One marble is taken out at random. The marble removed is […]
- Answer: Yes. write() is a method in Python. ❓ Q2. write() is a method of which class? Answer: write() is a method of the file object returned by the open() function. In this line: with open(self.__filename, "w") as f: open() returns a file object f is an instance of Python’s file-handling class In text mode […]
- ❓ Q: What happens if I write pixels = img.getdata() in Pillow (Python)? Question: In Python’s Pillow library, instead of writing pixels = list(img.getdata()) what if I simply write: pixels = img.getdata() What exactly is stored in pixels? ✅ A: pixels becomes a read-only pixel sequence, not a list When you write: pixels = img.getdata() […]
- ❓ Question Can I load an image in Pillow using Python’s open() like this? with open("photo.jpg") as f: img = Image(f) Instead of: img = Image.open("photo.jpg") ✅ Answer No, this will not work. Pillow images must be loaded using Image.open(), not by directly passing a file object to Image(). 🧠 Why doesn’t Image(f) work? […]
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