
I Built a Chat Server That Cannot Read Your Messages — Here's How
How I Built a Chat Server That Can't Read Your Messages Most "encrypted" chat apps encrypt the connection . The server still decrypts every message, r...

How I Built a Chat Server That Can't Read Your Messages Most "encrypted" chat apps encrypt the connection . The server still decrypts every message, r...

Wrote scripts for everything. Made myself redundant. Laid off 3 months later. Continue reading on Python in Plain English »

If you’ve spent years writing data pipelines in Pandas, this line should feel familiar. Continue reading on Python in Plain English »

You want to track your crypto portfolio but don't want to build an entire backend or deal with CoinGecko rate limits. Here's how to build a working po...

Large Language Models (LLMs) are powerful Artificial Intelligence systems that can read, understand, and generate human language. They are… Continue r...
Yesterday I started a 30-day challenge to become extremely strong in Python fundamentals. Continue reading on Medium »
I solved 50 Java interview problems while preparing for a backend role. In the actual interview, these 12 showed up — some simple, some… Continue read...

18 Questions That Usually Come Up — With Clear Answers Continue reading on Javarevisited »

Some Python subroutines are elegant. Some are powerful. Some quietly prevent disasters. collections.defaultdict belongs in all three… Continue reading...

Artificial intelligence has made impressive progress, especially with large language models (LLMs). However, one challenge still affects many AI syste...

How to build a dashboard that drives decisions , zero noise, no fluff. Continue reading on Medium »

Still paying 4 years for a tech career? If you are juggling tuition costs, a busy schedule, and the pressure to get hired fast, the traditional degree...

Hey dev community 👋 If you've ever published a Python package on PyPI, you've probably stared at the basic download stats page wondering: Is usage ac...

Once the theoretical framework for BEAR was established, the next step was translating the concept into a measurable statistic. The goal… Continue rea...
How rewarding complexity created a crisis of technical debt — and why simplicity is the only scalable fix. Continue reading on Medium »

Stop repeating the same steps. Continue reading on Stackademic »

These separate the real devs from the pretenders. Continue reading on Python in Plain English »

Continue reading on Medium »
The best offenses in baseball are not always the ones that hit the most home runs. They are the ones that consistently produce quality… Continue readi...

My name is Renan. I'm not a professional developer — I know the basics of Python and Linux, and I'm completely obsessed with technology, automation, a...
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