Home on Ezz | Backend Developer for SaaS

If you’re just starting your journey into computer science or want to understand what’s happening under the hood of your computer, understanding operating systems is essential.

Here’s the real story: while companies like Amazon were using smart machine learning models for recommendations and Google was perfecting search algorithms in the 1990s, true AI agents - the kind that can actually think, plan, and have conversations - are…

Remember when ChatGPT first blew everyone’s minds?

In today’s data-driven world, effective database performance monitoring is crucial for maintaining the smooth operation of critical systems.

SQL is a powerful tool that can help us to extract valuable insights from large datasets.

As a DevOps engineer or a sys admin, it’s essential to master Linux.

Tracking PostgreSQL execution plans is an important metric for enhancing PostgreSQL performance.

Python is a versatile and powerful programming language that is loved by developers worldwide.

FastAPI has been adapted for building modern Python applications.

Writing SQL queries that don’t utilize database features can cost developers a lot.

Databases can be accessed in Python through a database connector where you can write SQL queries as you do in a SQL client.

A window function is a feature developed in PostgreSQL — available since version 8.4 — to analyze data beyond the current row (hence the term “window”).

Monitoring PostgreSQL performance is essential if you want to have a highly-performant app.

PostgreSQL performance starts right away at the data modeling phase.

Replacing characters in strings using Python can be done with multiple ways.

Modern digital businesses have adopted cloud technology and distributed architectures to enable on-demand scaling of resources.

Celery is a simple, flexible, and reliable distributed system to process vast amounts of messages while providing operations with the tools required to maintain such a system.

PostgreSQL is a well-known database engine that allows you to write performant SQL queries.

PostgreSQL has features that you can utilize to speed up query execution.

Deploying a serverless application has become easier with Zappa.

Social media is a great way to engage your audience and drive traffic to your website.

In a previous tutorial , we’ve seen how to build a backend of a CRUD app .

A CRUD app is a web app that allows you to create, read, update and delete things.

Writing sequential (or synchronous ) code is familiar to many programmers especially when they are getting started.

LinkedIn API is not an easy API to use.

Extracting text from PDFs is a common and repeatable task for many applications.

Reading is the fuel of so many skills you learn in life.

Finding bugs is a common problem in any programming project.

In an earlier post, you’ve seen how to implement the Open-Closed Principle (OCP) in Python.

For a long time, I’ve not been able to use classes well enough in Python.

Many programming languages have switch-case statements.

Life is getting bigger and bigger with tasks and responsibilities.

Today, I’ll discuss principle #5 of SOLID principles to help write clean code in Python.

Today, we discuss principle #4 of SOLID principles to help write clean code in Python.

We discussed before how to get trending topics on Twitter in Python using the Tweepy API wrapper.

Today, we discuss principle #3 of SOLID principles to help write clean code in Python.

Negotiation happens in everything in our life.

This is part 2 from the series of articles on the SOLID principles.

A major misunderstanding is to confuse clean code with something that can be called “beautiful code.”

Almost everyone does have a problem with mosquitoes or big flies in their house or even small ones.

These notes discuss the second chapter of Sandi Metz’s book with the code snippets in Ruby.

Today let’s talk about the top 3 courses that you can take to become a stronger data scientist.

Web scraping (aka web harvesting, web data extraction, or data mining) is the process of extracting data from the web.

Finding stuff from the web is fun especially when you scrape data with the command line.

Adam Grant as an organizational psychologist, says that he spends a lot of time in workplaces, and he finds paranoia everywhere.

Sometimes you can get lost in the rabbit hole of Youtube and random recommended videos.

While Ruby is an object-oriented language, little time is spent in the documentation on what OO truly means or how it should direct the way we build programs.

Change is something I believe anyone can accomplish if they’re willing to put the work in and if they’re willing to do what it takes to complete the change.

I had a fruitful discussion with a friend of mine about solving a problem in Python.

In late 2018, I wrote about my journey from Electronics and Communications Engineering to Data Science.