Objective

The objective is to reset lost root MariaDB password on Ubuntu 18.04 Bionic Beaver Linux.

Please note that if you have just installed your MariaDB server and are unable to login as root user with:
$ mysql -u root
ERROR 1698 (28000): Access denied for user 'root'@'localhost'
you do not need to reset your password. Instead, to login as root amend the above command to:
$ sudo mysql

Operating System and Software Versions

  • Operating System: - Ubuntu 18.04 Bionic Beaver
  • Software: - mysql Ver 15.1 Distrib 10.1.25-MariaDB or higher

Requirements

Privileged access to your Ubuntu System as root or via sudo command is required.

Difficulty

EASY

Conventions

Symptoms

The follow error message appears when trying to play video or audio:
** Message: Missing plugin: gstreamer|1.0|totem|MPEG-4 AAC decoder|decoder-audio/mpeg, mpegversion=(int)4, level=(string)2, base-profile=(string)lc, profile=(string)lc (MPEG-4 AAC decoder)
** Message: Missing plugin: gstreamer|1.0|totem|H.264 (Main Profile) decoder|decoder-video/x-h264, level=(string)3.1, profile=(string)main (H.264 (Main Profile) decoder)

Objective

The objective is to reset lost root MySQL password on Ubuntu 18.04 Bionic Beaver Linux

Operating System and Software Versions

  • Operating System: - Ubuntu 18.04 Bionic Beaver
  • Software: - mysql Ver 14.14 or higher

Requirements

Privileged access to your Ubuntu System as root or via sudo command is required.

Difficulty

EASY

Conventions

Objective

The objective is to configure basic Samba server to share user home directories as well as provide read-write anonymous access to selected directory.

There are myriads of possible other Samba configurations, however the aim of this guide is to get you started with some basics which can be later expanded to implement more features to suit your needs.

Operating System and Software Versions

  • Operating System: - Ubuntu 18.04 Bionic Beaver
  • Software: - Samba Version 4.7.4-Ubuntu or higher

Requirements

Privileged access to your Ubuntu 18.04 Bionic Beaver will be required.

Difficulty

MEDIUM

Conventions

Objective

The objective is to install Mate desktop environment as an alternative desktop environment.

See also our article: The 8 Best Ubuntu Desktop Environments (18.04 Bionic Beaver Linux) for more desktop environment choices.

Operating System and Software Versions

  • Operating System: - Ubuntu 18.04 Bionic Beaver

Requirements

Administrative root/sudo permissions.

Difficulty

EASY

Conventions