Manish Shivanandhan
#Web Development …
System Design
How to Clean Time Series Data in Python
Real-world time series data is rarely clean. Sensors drop out, systems clock-drift, pipelines duplic …
How to Build a Complete SaaS Payment Flow with Stripe, Webhooks, and Email Notifications
Most Stripe tutorials end at the checkout page. The customer clicks "Pay," Stripe processes the char …
How to Keep Human Experts Visible in Your AI
Six months ago, Stack Overflow processed 108,563 questions in a single month. By December 2025, that …
What is Shadow AI? The Hidden Risks and Challenges in Modern Organizations
Imagine this: a marketing manager uses ChatGPT to draft a personalized email campaign. Meanwhile, a …
How to Clean Time Series Data in Python
Real-world time series data is rarely clean. Sensors drop out, systems clock-drift, pipelines duplic …
rotateX()
The CSSrotateX()function rotates an element around the x-axis in a three-dimensional space. Specific …
How to Generate PDF Files in the Browser Using JavaScript (With a Real Invoice Example)
Generating PDF files is something most developers eventually need to do. Whether it’s invoices, repo …
Deep Reinforcement Learning in Natural Language Understanding
Language is messy, subtle, and full of meaning that shifts with context. Teaching machines to truly …
How to Automate PDF Data Extraction Using Python
PDFs are still one of the most widely used document formats in business.Financial reports, invoices, …
Efficient Data Processing in Python: Batch vs Streaming Pipelines Explained
Every data pipeline makes a fundamental choice before any code is written: does it process data in c …
How to Build a Live Options Database in Python – A Complete Guide
Live options analytics change constantly. Implied volatility shifts, Greeks drift, and the shape of …
The Python Handbook – Learn Python for Beginners
The Python Handbook follows the 80/20 rule: learn 80% of the topic in 20% of the time.I find this ap …
How to Build an Online Marketplace with Next.js, Express, and Stripe Connect
Have you ever wondered how platforms like Etsy, Uber, or Teachable handle payments for thousands of …
How to Build an Automatic Knowledge Graph for Your Blog with PHP and JSON
When someone searches for information today, they increasingly turn to AI models like ChatGPT, Perpl …
Data Science Insights: Why the Mean Lies When Handling Messy Retail Data
In our daily life, we use the word "average" all the time: average salary, average marks, average ag …
Scalability Planning Guide
Backend development requires robust server-side technologies. Node.js, Python, Java, and PHP remain …
How to Build a Spam Email Detector with Python and Naive Bayes Classifier
Ever wondered how Gmail knows that an email promising you $10 million is spam? Or how it catches tho …
CSS Color Functions
If you asked me a few months ago, “What does it take for a website to stand out?” I may have said fa …
How to Build an Online Marketplace with Next.js, Express, and Stripe Connect
Have you ever wondered how platforms like Etsy, Uber, or Teachable handle payments for thousands of …