You can do calculation stuffs easily with bash on the command line, however it isnt very intuitive. Bash still works well with some simple calculations but in case you want to perform more complicated calculations, this may become a real hassle. And that is why bc is a better tool for you to perform calculating on the command line. The tool bc can do much more than bash for you and its syntax is ways easier.

The team behind OpenRA has published a new official release of their game, which includes mods that 'recreate' Tiberian Dawn, Red Alert 1 and Dune 2000.

If I was the type to have heroes, Richard Stallman would be near the top of my list, not far below John Lennon and Abbie Hoffman, and way out ahead of Tom Hayden or the several-times-over reinvented Bob Dylan, though the freewheeling Bob Dylan who took it down Highway 61 will always be near the top of the list.

How-To secure SFTP using chroot with AD authentication restricting by Group as well as having a public area for users.

Linux Advocate Dietrich Schmitz reviews the newest piece of technology to come out of Google I/O 2013, Google Voice Search. Available today in Chrome 27.

Fedora and the Seneca Centre for Development of Open Technology released an optimized Fedora 18 Remix for the Raspberry Pi, and unveiled a new name for the remix. “Pidora 18,” based on a new build of Fedora optimized for ARMv6, features speedier performance and includes packages from the Fedora 18 package set, says the Pidora project team.

Plasma Workspaces 4.11: A long term release

We are nearing the soft feature freeze for the 4.11 release, and that seemed like a good time to share some news. Plasma Workspaces 4.11 is going to significant for two reasons: It will be the last feature release in the 4.x series of Plasma Workspaces. Feature development will switch fully to the Qt5 and KDE Frameworks 5 based Plasma Workspaces 2. We will be providing stabilization releases (bug fixes, translation improvements, etc.) for two years for the 4.11 release of KDE Plasma Workspaces.

The demand for expertise in open-source programming has come up fairly frequenly in recent months . Now, Pantheon has launched a partner program to connecting Drupal developers with customers that want the open-source content management system (CMS). Here's why.

This is a short tutorial on how to burn YouTube videos on a DVD. It might come in handy if you want to watch them on a big TV, or if you want to send them to friends. Or maybe you published them on YouTube for your small business, and you need to send a copy to a client. There are basically three steps: downloading, converting the video to MPEG format, and building the DVD image. All these steps can be accomplished in Linux with free open-source programs.

Google Chrome features shown at I/O 2013 have begun their deployment into the browser, as Google Chrome now comes with better predictions

Dominions II: The Ascension Wars is a turn based fantasy game in which you take the role of a pretending god. Each pretender is Lord and Master of one of seventeen cultures, each with its own individual strengths and weaknesses.

I’ve spent just about a month with this new HP Pavilion g6-2210us laptop that shipped with Windows 8. That means UEFI and Secure Boot. And new hardware. We all know how difficult Linux can be with new hardware.

All grown up and ready to go dancing - Mageia 3 is out. We still can't believe how much fun it is to make Mageia together, and we've been doing it for two and a half years. Major new features: updates to RPM (4.11) and urpmi, which has been given a good turnout and cleanup; Linux kernel 3.8; systemd 195; GRUB is the default boot loader; GRUB 2 is available; revamped package groupings for installation and rpmdrake; KDE 4.10.2, GNOME 3.6, Xfce 4.10; LibreOffice 4.0.3; Steam for Linux.

Mint isn't just an outstanding Linux desktop, it's the best new desktop operating system of any kind available now.

GlusterFS is an open source network / cluster filesystem and based on a stackable user space design.In this tutorials we will achieve high availability of storage,

ReKonq has come a long way since 0.9.2 (May 2012) and with the help of Blue Systems developer Adjam, it is taking baby-steps towards Chrome Extension support.

We are excited to announce the official launch of Crowdcrafting.org, an open source software platform—powered by our Pybossa technology—for developing and sharing projects that rely on the help of thousands of online volunteers.

Ten days after we said Hello to the world, we're happy to announce Qt for Tizen 1.0 Alpha 1 release containing a mobile-optimized, cross-platform application and user interface development framework.

If you want an old-style, hard-working, windows, icons, menus, and pointer desktop, then what you want is Linux Mint 15.

This man usually sits in a different seat of the interview room. Many people in the Linux world recognise him as a person who interviewed a lot of high-profile Linux advocates, prophets and journalists. But let me now put him into the interviewee's seat and introduce the man to you. Please meet: Steven Ovadia.

HY-D-V1 Desktop is a new desktop interface built atop GNOME 3 using a combination of Webkit, JavaScript, Python and HTML. It is the desktop environment on Hybryde Fusion, a Linux desktop distribution based on Ubuntu Desktop.

Bitdefender Clueful is designed to warn Android users about apps that put their privacy at risk. Available free of charge, the app checks whether any of a user's installed programs are known to transmit smartphone numbers to advertising networks or cause push-message spam. Clueful establishes this by querying one of BitDefender's servers; it doesn't analyse the apps on the smartphone.

This week I have had the pleasure of installing, exploring and now reviewing Emmabuntus 2. Based on Xubuntu 12.04, Emmabuntus focuses on ease of installation, use and an abundance of software.

Debian GNU/Linux, the world's largest Linux distribution and the ultimate cooperative software project that extends across many countries on all continents, has recently released a new stable version. Continuing its time-tested tradition of stability and reliability over cutting-edge features, "Wheezy" represents a new milestone in the evolution of open-source software and it is the subject of this week's first-impression review by Jesse Smith. In the news section, Clement Lefebvre and Gaël Duval revisit the humble beginnings of their respective Linux distributions, Fedora developers manufacture a somewhat humorous controversy over password inputs during system installation, Ubuntu unveils some of the possible new features in "Saucy Salamander", and FreeBSD restores its binary package build service that was suspended six months ago following a security incident. Also in this issue, an entertaining Tips and Tricks session on interacting with graphical applications via command-line scripts, an introduction to Italy's PoliArch distribution...

Dell has killed its OpenStack public cloud plan. Rackspace is not growing as quickly as planned, despite betting the company on OpenStack. Some pundits now wonder if a giant like IBM can save OpenStack. Should cloud integrators, consultants and customers be concerned about the open source platform? Absolutely not. Here's why.

Anyone who uses Skype has consented to the company reading everything they write. The H's associates in Germany at heise Security have now discovered that the Microsoft subsidiary does in fact make use of this privilege in practice. Shortly after sending HTTPS URLs over the instant messaging service, those URLs receive an unannounced visit from Microsoft HQ in Redmond.

The Neptune team is proud to announce the release of Neptune 3.1 (Codename “Brotkasten”).

This release features the linux kernel 3.9.2 and is exclusively meant to run on 64bit CPUs. The Debian base system was updated to the released version 7.0 wheezy to provide a stable user experience. The KDE Plasma Desktop ships with version 4.10.3.

TYPO3's default search extension called "Indexed Search" is fine for small web sites, but if your web site is bigger (> 500 pages), it is getting very slow. Fortunately, you can replace it with a search extension that uses the ultra-fast Apache Solr search server. This tutorial explains how to use Apache Solr with TYPO3 on Debian Wheezy.

Google keeps pushing Chrome performance and the new Chrome 27 release is no exception. The top line new item if the new Chrome 27 release is simply stated by Chrome developers as: Web pages load 5% faster on average

AMD has taken the brunt of the slowdown of x86 PCs and the rise of ARM-based mobile devices, according to IC Insights, which estimates the chipmaker fell 21 percent to fourth place in 2012 global microprocessor sales. Intel dropped 1 percent in the rankings while Samsung’s and Apple’s Samsung-built processors combined for the greatest growth, with their ARM processor sales rising 78 percent, says the research firm.