How to Install and Use Docker on Rocky Linux 9
Docker has changed the way applications are deployed, managed, and scaled by introducing a lightweight…
How to Install de.js on a CentOS 7 Server
Setting up de.js on a CentOS 7 server is a crucial competence for developers and…
Setting Up a Firewall with UFW on Ubuntu 24
Establishing a firewall on Ubuntu 24 is not just advisable—it’s crucial for any server, whether…
Mockito Tutorial – Basics of Mocking in Java
Unit testing forms the foundation of any robust Java application. However, managing external dependencies such…
How to Use Google’s SMTP Server
Google's SMTP server offers a dependable, secure, and effective solution for sending emails from various…
JavaScript Substring vs Substr: Differences Explained
String manipulation in JavaScript is an essential capability that every developer regularly faces. Among the…
How to Install and Use Docker Compose on latest CentOS
Docker Compose revolutionises the management of Docker applications with multiple containers, particularly on CentOS production…
Python hex() – Convert Integers to Hexadecimal Strings
The hex() function in Python is a handy tool that transforms integers into their hexadecimal…
Sink Function in R: Explanation and Examples
The sink() function in R serves as a versatile yet frequently underestimated feature that channels…
How to Protect an Nginx Server with Fail2Ban on Ubuntu 24
Implementing Fail2Ban alongside Nginx on Ubuntu 24.04 is a crucial security measure that distinguishes basic…