ubuntu

How to Backup/Clear/Restore a SpamAssassin Bayes Database

Sometimes you might have to work with the Spamassin Bayes Token database. This is the database that is used by the SpamAssassin Self Learning (Bayesian) Classifier to store the ham and spam tokens. This tutorial will show you how to make a backup of that database. E.g. when you want to move it to a …

How to Backup/Clear/Restore a SpamAssassin Bayes Database Read More »

How to Make a Bootable Ubuntu USB with LinuxLive USB Creator in Windows 10 1

How to Make a Bootable Ubuntu USB with LinuxLive USB Creator in Windows 10

In this short tutorial, I’ll show you how to create a bootable USB of Ubuntu 18.04 with LinuxLive USB creator in Windows 10 in 6 simple steps. Let’s get started!! Make a Bootable Ubuntu USB with LinuxLive USB Creator in Windows 10 Step 1. Insert your USB device into your laptop or computer. Step 2. …

How to Make a Bootable Ubuntu USB with LinuxLive USB Creator in Windows 10 Read More »

[SOLVED] E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?

You get the following error message while installing a .deb package on Debian or Ubuntu or while installing Updates? E: Could not get lock /var/lib/dpkg/lock – open (11: Resource temporarily unavailable) E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it? This error means that there is already an apt process running or …

[SOLVED] E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it? Read More »

RoundCube error: config.inc.php was not found.

This tutorial shows you how to solve the RoundCube webmail error message: config.inc.php was not found. on an ISPConfig Debian server that uses Nginx as the web server. Solution RoundCube webmail is accessed on an ISPConfig Nginx web server through the apps vhost. The PHP-FPM of the apps vhost is running under the user and group …

RoundCube error: config.inc.php was not found. Read More »

How to easily split screen space to fit two windows in Ubuntu 16.04LTS 2

How to easily split screen space to fit two windows in Ubuntu 16.04LTS

There are times when the work you’re doing involves switching between two applications. For example, a common use-case is reading commands/instructions from a Web page opened in Web browser and trying them on the command line terminal. I am sure many of you are used to the Alt+Tab way of switching between application windows. However, …

How to easily split screen space to fit two windows in Ubuntu 16.04LTS Read More »

How to make Super key launch a custom program rather than Unity search in Ubuntu 3

How to make Super key launch a custom program rather than Unity search in Ubuntu

As many of you might already know, pressing the Super key (one that has Windows logo on it usually) on your keyboard launches the Dash search interface in Ubuntu. But what if you don’t want Dash search to launch when you hit the Super key? What if you want some other program to open up …

How to make Super key launch a custom program rather than Unity search in Ubuntu Read More »

Ubuntu sidebar and top bar disappeared? Here’s how you can bring them back 8

Ubuntu sidebar and top bar disappeared? Here’s how you can bring them back

While researching on Unity-related problems, I’ve observed several users getting an issue where – after logging in – they don’t see anything on desktop (no sidebar, top bar … nothing), just the wallpaper. Worse, pressing Alt+Ctrl+T doesn’t bring up the terminal window as well. Gladly, I also found a couple of solutions to this problem, …

Ubuntu sidebar and top bar disappeared? Here’s how you can bring them back Read More »

How to automatically pause/play songs upon screen lock/unlock in Ubuntu 9

How to automatically pause/play songs upon screen lock/unlock in Ubuntu

There are times when while listening a song on computer and doing work in parallel, we need to take a short break (to talk to someone or for some other purpose). What do most of us do in this case: simple, pause the song and lock the screen. Then after the break is over, we …

How to automatically pause/play songs upon screen lock/unlock in Ubuntu Read More »

How to reset Unity settings as well as reload the graphical shell

There are times when while tweaking something UI-related on your Ubuntu machine, you end up messing with your Unity graphical shell. For example, you may face problems like launcher disappearing, or something similar. For cases like these, you should know how to reset Unity to default configuration as well as reload it (just in case …

How to reset Unity settings as well as reload the graphical shell Read More »