DeveloperBreeze

Ubuntu Programming Tutorials, Guides & Best Practices

Explore 11+ expertly crafted ubuntu tutorials, components, and code examples. Stay productive and build faster with proven implementation strategies and design patterns from DeveloperBreeze.

✅ How to Disable MySQL Password Validation on Ubuntu 25.04

Tutorial May 01, 2025

SHOW VARIABLES LIKE 'validate_password%';

If disabled, this will return an empty result set.

How to Move the MySQL Data Directory to a New Location on Ubuntu 25.04

Tutorial May 01, 2025

sudo nano /etc/mysql/mysql.conf.d/mysqld.cnf

Find the line:

How to Install PHP, MySQL, and phpMyAdmin on Ubuntu 25.04 (LAMP Stack Setup Guide)

Tutorial May 01, 2025

  • When prompted to choose a web server, select apache2.
  • Choose Yes when asked to configure the database for phpMyAdmin with dbconfig-common.
  • Set a password for the phpMyAdmin application.

Enable the mbstring PHP extension and restart Apache:

How to Fix NVIDIA Driver Issues on Ubuntu (Dell Vostro 3521)

Tutorial April 14, 2025

Install the recommended version:

sudo apt install nvidia-driver-550 nvidia-prime

Essential dpkg Commands Cheat Sheet for Debian and Ubuntu Systems

Cheatsheet October 24, 2024

  • What it is: APT (Advanced Package Tool) is a higher-level front-end that interacts with dpkg and handles package relationships, dependencies, and versioning.
  • Why use APT: It simplifies the installation and removal of packages, ensuring that dependencies are correctly resolved.

Example for installing a package with APT: