Spreading Knowledge
master Below are a series of AWS S3-related questions. Each question includes choices, the correct answer, and a brief explanation. Question #1 A healthcare tech company, operating a patient data platform on AWS, stores sensitive Personally Identifiable Information (PII) inside an Amazon S3 bucket. Due to strict regulatory policies, the company mandates that both plaintext data … Read more
When building web applications with Django, handling web requests efficiently and cleanly is crucial. Traditionally, Django provided Function-Based Views (FBVs), where a single function handled the entire request. However, Django’s Class-Based Views (CBVs) introduce a more structured, object-oriented approach to writing views. In this post, we will explore what CBVs are, their benefits, basic structure, … Read more
Overview When working in a corporate environment, developers often run into unexpected issues due to network security configurations. One such common problem is the SSL certificate verification error when installing Python packages using pip. Below is an example of the error message: This error usually has nothing to do with Python or pip itself, but … Read more
In my day-to-day work, Oracle is the main DBMS I use. Over time, I’ve come to really appreciate one particular feature—especially when things go wrong. It’s called Flashback, and it’s saved me from panic more times than I’d like to admit. I’m not sure if other DBMS platforms have something similar, but in this post, … Read more
Here’s a set of 6 scenario-based questions focusing on Amazon RDS Question #1 A financial system runs on EC2 instances in an Auto Scaling group, behind an Application Load Balancer, and uses Amazon RDS with MySQL in Multi-AZ mode. To ensure database access is secure, you need to authenticate from EC2 instances using temporary credentials … Read more
Don’t Ignore These Early Signs of Diabetes How to Recognize the First Symptoms Before It’s Too Late Diabetes is more common than many people think. In fact, it’s steadily increasing worldwide and affecting people of all ages. What makes diabetes especially dangerous is that many people don’t realize they have it until it has already … Read more
If you’re building anything on the web—whether it’s a small frontend project or a production-ready app—you’ll eventually need to fetch data from an API. And for that, fetch() is one of the most simple & essential tools in JavaScript. In this post, we’ll walk through how fetch() works, common mistakes, how to use it correctly, … Read more
python excel openpyxl!!! Whether you’re a beginner learning Python or someone trying to automate your workflow, working with Excel files using Python is a game-changer. From parsing sales reports to exporting crawled data, Excel remains one of the most practical formats in the business world. In this post, we’ll go through: Let’s jump in. 🚀 … Read more
This post was proudly written while enjoying some good fried chicken. When I first started out in development, I was always on the lookout for the next big thing—new frameworks, shiny tools, cutting-edge libraries. It felt exciting. Every week, there was something new to learn, something promising to explore. But here’s the thing I learned … Read more
Question #1 A SaaS company hosts its CRM application on an Auto Scaling group that uses a mix of On-Demand EC2 instances of varying types and sizes. The application experiences heavy usage during regular business hours (9 AM to 5 PM). However, users have reported noticeable slowness during the initial hours of the workday, after … Read more