DeveloperBreeze

Linux Programming Tutorials, Guides & Best Practices

Explore 50+ expertly crafted linux tutorials, components, and code examples. Stay productive and build faster with proven implementation strategies and design patterns from DeveloperBreeze.

How to Stop SSH From Timing Out

Tutorial August 21, 2025

ClientAliveInterval 60
ClientAliveCountMax 3

This makes the server send a keep-alive packet every 60 seconds, allowing up to 3 missed replies before disconnecting.

✅ How to Disable MySQL Password Validation on Ubuntu 25.04

Tutorial May 01, 2025

Now that validation is disabled, try creating a user with a weak password:

CREATE USER 'devuser'@'localhost' IDENTIFIED BY '123';
GRANT ALL PRIVILEGES ON *.* TO 'devuser'@'localhost';
FLUSH PRIVILEGES;

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

Tutorial May 01, 2025

Ensure MySQL can access the new directory:

sudo chown -R mysql:mysql /mnt/data/mysql

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

Tutorial April 14, 2025

If Secure Boot is enabled in BIOS, the NVIDIA kernel module may be rejected silently, even if installation succeeded.

Now reboot:

Essential dpkg Commands Cheat Sheet for Debian and Ubuntu Systems

Cheatsheet October 24, 2024

  sudo dpkg --update-avail

Updates available packages by checking online repositories and downloads the latest versions to your local repository.