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Abdulkader Safi web and mobile application development blogs
Building a Modern Text-to-Speech Application with AI-Powered Text Optimization
In an era where accessibility and content consumption are evolving rapidly, text-to-speech (TTS) technology has become increasingly important. Whether you're creating audiobooks, accessibility tools, or voice assistants, high-quality speech synthesis is essential. However, converting technical documentation, code snippets, and markdown-formatted content into natural-sounding speech presents unique challenges.
Pyenv Crash Course: Manage Multiple Python Versions Like a Pro (macOS, Linux, Windows)
If you’re a developer juggling multiple Python projects, chances are you’ve hit the “wrong Python version” wall. One project needs Python 3.7, another needs 3.11 — and your system Python just isn’t cutting it. Enter Pyenv — the ultimate tool to install, manage, and switch between multiple Python versions seamlessly.
React 19.2 Is Here — What Developers Need to Know?
React 19.2 officially dropped in October 2025, marking another solid iteration in the React 19 series. This release refines React’s modern rendering architecture, adds new APIs for developers, and brings notable SSR and DevTools improvements. In this post, we’ll cover what’s new, show real code examples, and help you decide: is now the time to upgrade your React version?
OpenAI Codex vs Anthropic Claude Code / Claude (coding)
As large language models (LLMs) mature, many developer teams are asking: which coding assistant is “better” or more suitable for my workflow? Two of the leading contenders today are OpenAI Codex (evolved into a “coding agent” inside OpenAI’s ecosystem) and Anthropic’s Claude Code (or Claude more broadly, with features for agentic coding). Each brings its own philosophy, strengths, and trade-offs.
What’s New in shadcn/ui (Oct 2025) — A Deep Dive for Developers
**TL;DR**: The latest release adds Spinner, Kbd, ButtonGroup, InputGroup, Field, Item, and Empty components — all built to be composable and framework-agnostic. In the October 2025 update, the shadcn/ui library introduces a set of new primitives designed to speed up everyday UI patterns — the “boring stuff we rebuild over and over” as the changelog puts it. These additions emphasize flexibility, interoperability, and developer ergonomics. Below I’ll walk you through each component, show sample usage, and highlight how they integrate with forms, layout, and variants. By the end, you’ll see how to leverage them in your next React / Next.js / App Router project (or any React UI stack).
Mastering rsync: The Ultimate Command for Fast Code Deployment and Server Syncing
When you’re managing a live web app, keeping your local code in sync with your production server can be a tedious (and risky) process. Uploading files manually or running half-baked FTP scripts is slow and error-prone. That’s where rsync comes in — a lightning-fast, reliable, and secure command-line tool that makes syncing code to your server effortless. In this post, we’ll break down what rsync is, why it’s powerful, and how I’ve automated it in my workflow using npm scripts for one-line deployment.
When Should You Keep jQuery in an Existing Project?
A Practical Guide for Project Managers and Senior Developers For more than a decade, jQuery was the undisputed champion of front-end web development. It smoothed over browser inconsistencies, simplified DOM manipulation, and made AJAX accessible before native APIs caught up. But today, in an era dominated by modern frameworks like React, Vue, and Svelte — and with powerful browser-native APIs — teams often face a question:
PyTorch vs TensorFlow: A Beginner Developer’s Guide to Choosing the Right Framework
When I first stepped into the world of AI and Machine Learning, I was overwhelmed by the number of tools, frameworks, and buzzwords floating around — from transformers to tensors, gradient descent to GPU acceleration. But the one question that always came up in developer communities was this:
FastAPI: The Modern Python Framework for High-Performance APIs
In the world of modern web development, speed and scalability are everything. FastAPI has quickly risen to prominence as one of the fastest and most developer-friendly frameworks for building APIs in Python.
React Native with Expo vs React Native CLI: A Developer’s Complete Guide (2025)
React Native has evolved into one of the most powerful frameworks for building cross-platform mobile apps. But when it comes to starting a new project, developers face a critical question: 👉 Should you use Expo or the React Native Community CLI? In this article, we’ll break down both approaches, with real-world developer insights, code examples, and AI-friendly structure so you can make the right decision for your next app.
What is Technical Debt? A Complete Guide for Businesses & Developers
In today’s fast-paced digital world, businesses and developers often prioritize speed and delivery over long-term code quality. While this approach helps get products to market faster, it can create hidden challenges down the road. This challenge is commonly referred to as technical debt. In this article, we’ll break down what technical debt is, why it matters, and how to manage it effectively—whether you’re a startup founder, CTO, or software engineer.
Retrieval-Augmented Generation (RAG) with Local PDFs and Ollama: A Developer’s Guide
Large Language Models (LLMs) like GPT-4, Claude, and Llama 2 are powerful, but they have limits: they hallucinate, miss domain knowledge, and can’t stay up-to-date without retraining. Retrieval-Augmented Generation (RAG) solves these challenges by combining retrieval from an external knowledge base with language generation. And best of all—you don’t need OpenAI or Anthropic APIs. With Ollama, you can run LLMs locally on your machine and power them with your own data (like PDFs in a directory).