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PC-BSD 10.1 review

PC-BSD 10.1 review

November 24, 2014 at 8:43 pm

The last PC-BSD release I reviewed was the 9.1 edition, and that was back in December 2012 (see PC-BSD 9.1 preview). That’s almost two years ago, But that’s because...

  • Kubuntu 14.10 review
    Kubuntu 14.10 review

    The last time I reviewed a Kubuntu release was back in November 2011 and that was Kubuntu 11.10 (see Kubuntu 11.10...

    November 20, 2014 at 2:12 am
  • Pisi Linux 1.1 review
    Pisi Linux 1.1 review

    Pisi is a desktop Linux distribution forked from the old Pardus, a distribution that was developed by the Turkish...

    November 10, 2014 at 11:18 pm
  • Ubuntu 14.10 review
    Ubuntu 14.10 review

    I haven’t done a review of Ubuntu in a while, so the release of Ubuntu 14.10 last week game me a good excuse...

    November 1, 2014 at 10:43 pm

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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 […]

Let’s Encrypt to offer free, automated and open SSL/TLS domain certificates

Let’s Encrypt to offer free, automated and open SSL/TLS domain certificates

Come Summer 2015, webmasters not already using SSL/TLS certificates to encrypt their website’s traffic will be able to do so for free using a single package that automates the whole process of proving to a certificate authority (CA) that they own their domain, getting and installing the certificate and even renewing and revoking it as needed. What is currently a […]

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 […]

Preview of Cinnamon 2.4. Features desktop slideshow

Preview of Cinnamon 2.4. Features desktop slideshow

A preview release of what will become Cinnamon 2.4 is now available for testing. The stable version will ship with Linux Mint 17.1, which will be released at the end of the month, but if you’re willing to take it for a spin and report any bugs you find, you can upgrade to it now. Cinnamon 2.4 will come with […]

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 […]

Distributed R brings scalable, high-performance Big Data analytics to R

Distributed R brings scalable, high-performance Big Data analytics to R

The R statistical and programming language is a single-threaded language, a factor that counts against it when it comes to analyzing massive datasets. HP Labs has launched a platform called Distributed R that makes it possible to analyze such massive datasets using computing resources available to R instances running on multiple computing nodes. It is an open source project hosted […]

Rocker:  Run R in Docker containers

Rocker: Run R in Docker containers

Docker and R? What’s not to like about that combination! Rocker is a new project that offers an alternate system for running the R statistical and programming language in Docker containers. See how the name was derived? Rocker – R and Docker. Nice! Rocker is a project of rOpenSci, which aims to transform science through open data. Rocker is hosted […]

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 […]

Android 5.0 Lollipop, Nexus 9 tablet and Nexus 6 phablet

Android 5.0 Lollipop, Nexus 9 tablet and Nexus 6 phablet

Android 5.0, code-named Lollipop, is the latest edition of the most popular mobile operating system on planet Earth. Along with it, Google’s also releasing a 9-inch version of the Nexus tablet and phablet version of the Nexus smartphone – the Nexus 6. Two features of Android 5.0 that sets it apart from current versions are better security and enterprise features. […]

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 […]

Anonabox bundles OpenWrt with Tor for anonymous Web browsing

Anonabox bundles OpenWrt with Tor for anonymous Web browsing

Anonabox is a very small, like 2.4 x 1.6 x 0.5 inches small, hardware that comes bundled with OpenWrt and Tor to offer anonymous Web browsing and Internet surfing to all traffic that passes through it. OpenWrt is a free software operating system primarily used in home routers, while Tor (The Onion Router) is “free software and an open network […]

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 […]

Debugging a failed Ansible ad hoc command

Debugging a failed Ansible ad hoc command

Ansible is an IT automation and configuration management tool. Of all the most popular Free Software applications of its kind, it is the only one that operates in agentless mode. Chef, CFEngine and Puppet need agents on the client nodes to function. Ansible operates via SSH, so you don’t need to install any code on the client nodes. A few […]

Data and Goliath: Digital surveillance and what you can do about it

Data and Goliath: Digital surveillance and what you can do about it

Data and Goliath is the title of a soon-to-be published book by Bruce Schneier, a well-known figure in cryptography and currently the Chief Technology Officer of Co3 Systems, a fellow at Harvard’s Berkman Center, and a board member of the Electronic Frontier Foundation (EFF). Data and Goliath is about digital surveillance, its scope, implications and what you can do about […]