Programming Archives - Page 4 of 21

Programming tutorial - IT technology blog

React 19’s useOptimistic: Stop Making Your Users Wait for the Server

September 6, 2026

Ditch the loading spinners. Learn how to use React 19's useOptimistic hook to create lightning-fast interfaces that update instantly while handling server sync in the background.

Programming

Server-Driven UI (SDUI): Ship Mobile Updates Without the App Store Wait

September 6, 2026

Skip the slow App Store review process. Learn how to use Server-Driven UI (SDUI) to push instant mobile updates, manage JSON schemas, and build a resilient component factory.

Programming

Smooth Moves: Building Fluid Interfaces with the View Transitions API

September 6, 2026

Ditch heavy animation libraries. Learn how to use the native View Transitions API to create fluid, app-like experiences for both SPAs and MPAs with minimal code.

Programming

Speed Up Python with Numba JIT: Make Heavy Data Processing 100x Faster

September 3, 2026

Numba's JIT compiler transforms slow Python loops into native machine code, delivering 100x+ speedups for numerical computation without changing your algorithm. Covers installation, @njit, parallel=True, caching, and a real benchmark you can run yourself — with actual numbers, not marketing estimates.

Programming

Clean Up Your Java Code: A Practical Guide to Vavr

September 3, 2026

Tired of messy try-catch blocks? Learn how to use Vavr to write cleaner, more resilient Java code using functional patterns like Try, Option, and Either.

Programming

Mastering Golang Memory Profiling: A Practical Guide with pprof

September 3, 2026

Master Golang memory profiling using pprof to identify leaks and optimize performance. Learn how to use heap profiles, flame graphs, and practical coding patterns to keep your Go applications lean.

Programming

Stop Writing Boilerplate: A Guide to Python Dataclasses, Attrs, and Pydantic

September 1, 2026

Tired of manual boilerplate? Discover how to use Dataclasses, Attrs, and Pydantic to build immutable, high-performance Python models that scale.

Programming

Mastering Socket.IO in Node.js: Building Secure, Production-Ready Real-Time Apps

September 1, 2026

Go beyond basic WebSockets. Learn how to build a professional real-time chat system using Socket.IO, featuring JWT security, private rooms, and scaling strategies.

Programming

Scaling Large TypeScript Monorepos: How We Cut CI Times by 90% with Nx

September 1, 2026

Tired of 45-minute build times? Discover how to use Nx affected commands and remote caching to slash CI wait times and keep your TypeScript monorepo fast and scalable.

Programming

Mastering Gleam: Build Fault-Tolerant Distributed Systems with Static Typing on the BEAM VM

August 27, 2026

Gleam is a statically typed functional language that compiles to BEAM bytecode, combining Erlang's legendary fault tolerance with compile-time type safety. This guide walks through setting up Gleam, building supervised actors, and leveraging OTP for self-healing distributed systems — with working code examples throughout.