backend – Page 6 – ITFROMZERO

Development tutorial - IT technology blog

Circuit Breaker in Node.js with Opossum: Don’t Let One Failing Service Bring Down the Whole System

By admin June 4, 2026

Learn how to protect your Microservices from cascading failures using the Circuit Breaker Pattern in Node.js with Opossum. Includes detailed code examples.

Docker

Dockerize .NET 8: Optimizing Multi-stage Builds and Production-Ready Environment Configuration

By admin June 1, 2026

Guide to optimizing Docker Images for .NET 8: Reduce size, speed up builds with Multi-stage Builds, and manage appsettings professionally for Production.

Database

PostgreSQL Dynamic Data Masking: Stop Leaking Customer Data in Dev/Test

By admin May 31, 2026

Forget manual UPDATE scripts! Learn how to use postgresql_anonymizer to professionally and safely mask sensitive data in PostgreSQL for Dev/Test environments.

Database

Optimizing PostgreSQL with pgpool-II: Real-world Pooling, Load Balancing, and Caching Solutions

By admin May 28, 2026

Is your PostgreSQL system overloaded with connections? Discover how pgpool-II solves connection pooling, load balancing, and query acceleration in this practical guide.

Database

Optimizing PostgreSQL Dashboards: Speed up Queries 100x with Materialized Views

By admin May 27, 2026

Discover the power of Materialized Views in PostgreSQL. An optimal solution to make dashboards load instantly by storing pre-calculated query results.

Python

Mastering Pydantic v2: Don’t Let ‘Garbage’ Data Ruin Your Python Applications

By admin May 25, 2026

Don't let data errors break your application. This detailed Pydantic v2 guide helps you validate, standardize, and process Python data up to 20x faster with its Rust core.

Python

Python Integration Testing: Ending the “Fake Mock, Real Bug” Nightmare with Testcontainers

By admin May 23, 2026

Forget mocking databases! Here is a detailed guide on using Testcontainers and Pytest to write realistic integration tests for Python apps, ensuring code works 100% in production.

Database

Scaling PostgreSQL ‘Unlimited’ with Citus: From 1 Billion to Tens of Billions of Records

By admin May 22, 2026

Citus is the leading solution for Horizontal Sharding in PostgreSQL. Learn how to set up a cluster, choose a Shard Key, and optimize performance for systems with billions of records.

Database

SurrealDB Tutorial: A Database to Replace PostgreSQL, Redis, and Neo4j?

By admin May 20, 2026

Forget about installing Postgres, Redis, and Neo4j all at once. Discover SurrealDB - a Multi-model database written in Rust that optimizes real-time applications and simplifies backend architecture.

Development

Building a Real-time Notification System with Node.js and Redis Pub/Sub: Rescuing the Database at 2 AM

By admin May 19, 2026

Is your notification system overwhelming your database? Learn how to build a robust real-time architecture with Node.js and Redis Pub/Sub for superior performance.