How to Build an App with 500 Active Users?
Learn step by step how to build an application that scales to 500 active users with simple architecture and managed cloud services.
Using Object Storage with AWS Java SDK
Learn how to upload, list, and access files to S3-compatible object storage services using the AWS Java SDK.
DigitalOcean Spaces File Upload
Learn how to securely upload files to DigitalOcean Spaces using the AWS C++ SDK.
Node.js and MongoDB Development Environment Setup with Docker Compose
A guide to setting up an isolated, persistent and hot-reload supported development environment for Node.js and MongoDB using Docker Compose.
Beyond Vector Databases: RAG Architectures Without Embeddings
RAG architectures, advantages, usage scenarios and modern alternatives without using embedding and vector database.
Using Flask SQLAlchemy
Using databases in Flask projects with Flask-SQLAlchemy
MongoDB Monitoring
How to monitor MongoDB on Ubuntu 20.04?
MySQL Table Repair
Guide to safely repair corrupted tables in MySQL.
MySQL Index Usage
Increase query performance with the use of MySQL indexes and analyze how indexes work with EXPLAIN.
MySQL Import Export Guide: Database Migration with mysqldump
How to perform import and export operations in MySQL and MariaDB databases?
Using MySQL Stored Procedure
Make database operations centralized, secure and high-performance with the use of MySQL stored procedures.
Opening MySQL Remote Access (2026)
Securely enabling MySQL remote access on Ubuntu, bind-address, user privileges, UFW firewall and SSL/TLS settings.
Using Sequelize with Node.js and MySQL
Learn MySQL database administration using Sequelize ORM in Node.js projects.
PostgreSQL installation
PostgreSQL installation, role management and basic SQL operations on Rocky Linux 9. Database creation and table management step by step.
PostgreSQL Installation
PostgreSQL installation on Ubuntu, role and database creation, basic security settings and verification steps.
REST API Development Guide with Prisma and PostgreSQL
A guide to developing a modern, secure and scalable REST API in a Docker environment with TypeScript and PostgreSQL using Prisma ORM.
Redis Hash Management: Field-Value Based Data Structures
Creating, querying and deleting field-value structures with the Redis Hash data type. Practical guide with HSET, HMSET, HGET, HEXISTS and HDEL commands.
Redis List Management: Guide to Adding, Reading and Deleting Data
Learn how to add, read, delete and move sequential data with the Redis List data type with commands such as LPUSH, LRANGE, LPOP.
Redis Replication and Client Management Guide
Redis replication management and client control. Primary–Replica roles, client monitoring, connection pause and secure connection termination commands.
Redis Sorted Set (ZSET) Management Guide
Adding, sorting, filtering, deleting and merging scored data with Redis Sorted Set (ZSET) commands.
Redis String Management: Basic Commands and User Guide
Learn how to create key-values, read, increment, decrement and add text with the Redis String data type with practical examples.
Managing Redis Configuration Settings from the Command Line
Learn how to manage Redis configuration settings without stopping the service. Control permanent and temporary settings with CONFIG SET, GET and REWRITE commands.
Using SQL UNION: Combining Data from Different Tables
A guide to combining, filtering, sorting and high-performance querying data in different tables with SQL UNION and UNION ALL operators.
Installing MySQL: Step-by-Step Guide for Ubuntu 22.04
Learn step by step how to install MySQL 8.x on Ubuntu 22.04, security settings, user creation and UFW configuration.
MySQL Installation and Security Configuration on Ubuntu (Step by Step)
MySQL 8.0 installation on Ubuntu 20.04 and above systems, auth_socket problem solution, security settings and user authorization guide.
phpMyAdmin Installation and Security Settings on Ubuntu 22.04
Guide to installing phpMyAdmin on Ubuntu 22.04, MySQL authentication settings and creating an additional layer of security with Apache.
PostgreSQL Installation: Quick Start on Ubuntu
Learn how to install PostgreSQL on Ubuntu, create roles and databases, remote access and backup operations.
PostgreSQL Installation: Using PostgreSQL on Ubuntu
PostgreSQL installation on Ubuntu servers, user and database management, performance settings and backup operations.
Redis Installation and Security (Ubuntu)
Redis installation on Ubuntu servers, secure and production compatible Redis configuration with ACL, TLS, firewall and persistent data settings.
API Rate Limiter Development with Valkey
Learn step by step a scalable rate limiter architecture that limits API requests atomically, quickly, and securely using Valkey.