Category: Tutorials/Tips

Configurable Menu: Install the best menu for Linux Mint 17/17.1 Cinnamon

Configurable Menu: Install the best menu for Linux Mint 17/17.1 Cinnamon

Configurable Menu is one of the best applet’s I’ve found in Linux Mint Cinnamon. I’ve been using it for about three weeks on Linux Mint 17 installed on my laptop. And I’ve just installed it on a test installation of Linux Mint 17.1 Cinnamon in VMware. In this post, you’ll read why I like Configurable Menu so much and how […]

With Btrfs the default on openSUSE, when will other distros follow suit

With Btrfs the default on openSUSE, when will other distros follow suit

One change that was implemented in openSUSE 13.2 makes Btrfs the default file system for the root (main) partition. That makes openSUSE the first desktop distribution to use Btrfs as a default file system for any partition. That should be encouraging news for the Btrfs development team, because the core of Btrfs has been marked as “no longer unstable” for […]

Failed attempts to dual-boot PC-BSD 10.1 with Windows 8

Failed attempts to dual-boot PC-BSD 10.1 with Windows 8

After reviewing PC-BSD 10.1 and installing it on an encrypted hard drive, the next logical thing to do is attempt a dual-boot setup between it and Windows 8 and publish an article showing how to go about it. Unfortunately, multiple attempts to setup such a system failed, so instead of writing about how to set up a dual-boot system between […]

How to configure full disk encryption in PC-BSD 10.1

How to configure full disk encryption in PC-BSD 10.1

Full disk encryption is supported in the graphical installer of PC-BSD 10.1, which was released on November 16 and which I just reviewed just three days ago (see PC-BSD 10.1 review). In this article, you’ll read how to install a default PC-BSD 10.1 system on a single hard drive with full disk encryption configured. The installation image I used is […]

How to set the PATH variable in Bash

How to set the PATH variable in Bash

So, how do you set the PATH variable in Bash? That’s a very simple task, which should take less than a minute to complete. However, for the benefit of those not familiar with the Bash shell or the PATH variable, let’s start with a very brief introduction. Note: The operating assumption in this article is that you have access to […]

Sponsored Tiles now live in Firefox

Sponsored Tiles now live in Firefox

That Sponsored Tiles program from Mozilla, which I first wrote about in Mozilla to sell ads in Firefox browser via the Directory Tiles program, has gone live. To refresh your memory, back in February (2014), Mozilla announced that some of the tiles in a new tab page in Firefox will be sponsored. In other words, ads from Mozilla partners. Note […]

How to change the default route in Linux

How to change the default route in Linux

This is just a short article that shows how to change the default network route in Linux. Before I show how to do it, hoping that it helps somebody, let me tell you how I found myself in a situation where I was forced to change it. If all you care about is how to change the route and not […]

A beginner’s guide to disks and disk partitions in Linux

A beginner’s guide to disks and disk partitions in Linux

A beginner’s guide to disks and disk partitions in Linux is an updated version of Guide to disks and disk partitions in Linux. It is intended to be an absolute beginner’s guide to understanding how Linux handles disks and partitions. If you are migrating from Windows to Linux and are attempting to install any Linux distribution alongside Windows 7/8 on […]

Solutions for low screen resolution in Ubuntu 14.04/14.10 and VirtualBox

Solutions for low screen resolution in Ubuntu 14.04/14.10 and VirtualBox

This article was originally posted on the forum. On my test installations of Ubuntu 14.04 in VirtualBox, I had to figure out how to deal with a situation where the highest screen resolution I could get was 640 x 480. And it was not just with Ubuntu 14.04, but also with Kubuntu 14.04. UPDATE: This also applies to Ubuntu 14.10. […]

Dual-boot Ubuntu 14.10 and Window 8 on a Toshiba Satellite C55-A

Dual-boot Ubuntu 14.10 and Window 8 on a Toshiba Satellite C55-A

The Toshiba Satellite C55-A is a Toshiba laptop with Intel Core i3 processor inside, a 750 GB hard disk drive (HDD) and Windows 8 factory installed. That means UEFI firmware and Windows 8 installed using a GPT partitioning scheme. Also, Restricted Boot (or Secure Boot) is enabled. This article offers guidance on how to install Ubuntu 14.10 alongside Windows 8 […]

Install Unity Tweak Tool on Ubuntu 14.10

Install Unity Tweak Tool on Ubuntu 14.10

For both new and experienced users, most especially for new users, System Settings, Ubuntu‘s graphical management application, offers a simple, point-and-click interface for managing most aspects of the desktop. But there are other aspects of the desktop for which Systems Settings has no modules for. That’s where Unity Tweak Tool comes in. It provides the same simple, point-and-click interface for […]

Replace UFW with FirewallD on Ubuntu 14.10

Replace UFW with FirewallD on Ubuntu 14.10

UFW, the Uncomplicated FireWall, is the default firewall application on Ubuntu 14.10. It’s a nice application with a simple command line syntax and an even simpler to use graphical interface, but it lacks support for IP or network zones, a key feature of FirewallD, another firewall application from the Fedora project. This tutorial shows how to remove (uninstall) UFW and […]

Digital Science Studio and the HTTP code: 500, type: java.io.IOException error

Digital Science Studio and the HTTP code: 500, type: java.io.IOException error

Digital Science Studio (DSS) “is a software platform that aggregates all the steps and big data tools necessary to get from raw data to production ready applications.” In other words, it is an application with a fancy graphical interface that makes it easy to perform analytics and visualizations on data – big and small. Think R language, but with a […]

How to replace LibreOffice with Apache OpenOffice on Fedora 20

How to replace LibreOffice with Apache OpenOffice on Fedora 20

For almost a year now, I’ve seldom had to use any component of LibreOffice, the default Office suite on virtually all desktop Linux distributions. The few times that I’ve had to use it, not being able to copy and paste with the mouse always rubbed me the wrong way. That means selecting content with the left-mouse button and pasting with […]

How to replace Shorewall with FirewallD on ROSA Desktop Fresh R4

How to replace Shorewall with FirewallD on ROSA Desktop Fresh R4

Shorewall is the default firewall application on ROSA Desktop Fresh R4, the latest edition of ROSA Desktop. See ROSA Desktop Fresh R4 KDE review. This tutorial show how to replace it with FirewallD, a firewall application with support for network zones (also IP zones). FirewallD comes with a command line client (firewall-cmd), a graphical interface firewall-config and an applet appropriately […]

Why I switched from Postgres to MongoDB, then to Neo4j

Why I switched from Postgres to MongoDB, then to Neo4j

When you’re about to start a project and are trying to make a decision on the what applications to use, one way to proceed is to find out what other people have to say about the available options, especially from others with first-hand experience with those available options. That’s the most prudent way. The other way, of course, is to […]