Hello! Welcome to the 28th session of the Python Master Course. In the previous Lesson 27, we mastered decorators. This time, it's context managers. In Lesson 16, we learned the 'with open(...) as f:' ...

Prototyping is my favorite part of programming. I like building new stuff and getting things working. It’s no surprise, then, that I am a big fan of MongoDB and NoSQL in general. Don’t get me wrong: I ...

SQLite is suitable for apps that require reliable storage and small but frequent updates. DuckDB can handle large datasets and analytical SQL workloads efficiently. Matching database design to ...

A professional TF-IDF + Logistic Regression style-risk classifier for educational fake-news detection, with a Streamlit dashboard, honest evaluation, uncertainty handling, and leakage analysis. An end ...

Even in well-secured environments, attackers are getting in—not with flashy exploits, but by quietly taking advantage of weak settings, outdated encryption, and trusted tools left unprotected. These ...

SQLAlchemy, a powerful Python toolkit for database management, has become a vital tool for developers and data professionals who need to handle complex data operations with ease. SQLAlchemy for ...

Lift the hood on most business applications, and you’ll find they have some way to store and use structured data. Whether it’s a client-side app, an app with a web front end, or an edge-device app, ...