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Updated: 1 hour 16 min ago

How to configure and secure your postfix email server

Tuesday 26th of August 2014 10:05:58 AM
Once you have your application server up and running, you are going to need a good email server to deliver your emails. I have been using postfix for all my servers and below is the configuration I generally use

VMware Announces Its Own OpenStack Distribution

Tuesday 26th of August 2014 09:08:47 AM
VMware has been one of the top contributors to the open-source OpenStack cloud platform over the last several years, and now the company is taking the next logical step by announcing its own OpenStack distribution. The new VMware Integrated OpenStack (VIO) offering is being formally announced at the VMworld conference today, providing a new option in the increasingly competitive space for OpenStack products and services.

Don’t Fret Linus, Desktop Linux Will Slowly Gain Traction

Tuesday 26th of August 2014 08:11:36 AM
With the success of Chromebooks, it’s only a matter of time before the OEMs start pushing well designed laptops and desktops with customized versions of Linux installed. It’s bound to happen. Computer makers pay a fortune to Microsoft every year for the privilege of installing Windows. But Windows’ luster as a brand has faded, making this is no longer money well spent.

Android may have already killed Samsung's Tizen OS

Tuesday 26th of August 2014 07:14:25 AM
In today's Android roundup: A Huawei bigwig thinks that Tizen is already dead. Plus: Lemon Meringue Pie might be the official codename for Android L, and mobile carriers and Android bloatware.

OpenStack can stand on its own, whatever happens to Rackspace

Tuesday 26th of August 2014 06:17:14 AM
Four years ago, Rackspace and its early partners came up with an idea for an open source private alternative to Amazon Web Services --and OpenStack was born. Today, the future of Rackspace is murky, but the open source project it helped create is strong enough to stand on its own.

The push for interoperability, an OpenStack card deck, and more

Tuesday 26th of August 2014 05:29:54 AM
Interested in keeping track of what's happening in the open source cloud? Opensource.com is your source for what's happening right now in OpenStack, the open source cloud infrastructure project.

Linus Torvalds Promotes Linux for Desktops, Embedded Computing

Tuesday 26th of August 2014 04:42:34 AM
Linux kernel developer and open source leader Linus Torvalds spoke recently about the future of desktop Linux and Linux for embedded devices.

Powerful Command-line File Transfer Programs

Tuesday 26th of August 2014 03:55:14 AM
This article provides my pick of the best open source command line file transfer programs. The software featured here supports a number of different protocols. They offer shell-like command syntax, and are great for scripting purposes.

How To Use Firejail to Set Up a WordPress Installation in a Jailed Environment

Tuesday 26th of August 2014 03:07:54 AM
When running a web server that is available to the public, striking a balance between making your content accessible and establishing a secure configuration can become difficult. There are many different areas that should be subject to careful scrutiny. One of these is process isolation and visibility. A project called firejail seeks to assist in this area by providing a lightweight security containerization mechanism that utilizes kernel namespacing to enforce separation policies. This makes the chroot environments extremely lightweight.

Zorin OS 9 Core Review: As good as Linux Mint 17!

Tuesday 26th of August 2014 02:20:34 AM
Zorin OS has a lot of takers in the new Linux converts from Windows. Recently, Zorin OS released it’s 9th version based on Ubuntu 14.04 LTS with 5 years of support. For users who are familiar with Zorin, the release notes states of some incremental improvements over it’s predecessors, namely:

How to reboot Linux automatically on Kernel Panic

Tuesday 26th of August 2014 01:33:14 AM
Luckily this problem don’t happen so frequently, at least using stable kernel and distributions, but sometime your beloved Linux could go in “Kernel Panic”.

Install and configure Nginx, MariaDB & PHP-FPM in CentOS 7 (RHEL7)

Tuesday 26th of August 2014 12:36:03 AM
Install and configure Nginx, MariaDB & PHP-FPM in CentOS 7 (RHEL7)

Linus Torvalds Started a Revolution on August 25, 1991. Happy Birthday, Linux!

Monday 25th of August 2014 11:38:52 PM
The Linux project has just turned 23 and it's now the biggest collaborative endeavor in the world, with thousands of people working on it.

Linux and systemd: A case of the old versus the young?

Monday 25th of August 2014 10:41:41 PM
In today's open source roundup: Is the systemd controversy a battle of the old versus the young? Plus: What Linux distros do you consider innovative? And a journalist spends a week using Ubuntu's Unity desktop.

First Firefox OS Smartphones Available in India this Week

Monday 25th of August 2014 10:26:28 PM
We are happy to announce that Intex Technologies just introduced the Cloud FX as the first Firefox OS smartphone available in India. Intex will offer the Cloud FX exclusively on Snapdeal.com to give their customers a powerful and customizable smartphone .

Identify USB Driver on Linux.

Monday 25th of August 2014 03:09:57 PM
This guide shows how you can identify USB Driver Chipset(most commonly Wireless) Information on Linux. Often users troll different forums and blogs to find out they can identify which driver their PCI or USB device is using. This guide applies to all possible scenarios and any Linux OS namely Ubuntu, Debian, Mint, CentOS, Fedora etc.

The Vanishing of Ethan Carter Adventure Game Might Arrive on Linux

Monday 25th of August 2014 02:12:46 PM
The developers of The Vanishing of Ethan Carter from The Astronauts have been working on this game for quite some time and the results are outstanding. So far, the game has been announced on the PC and PS4 platforms, but the devs are thinking about releasing a Linux version as well.

Hero hacks: 14 Raspberry Pi projects primed for IT

Monday 25th of August 2014 01:15:35 PM
You have to hand it to Eben Upton and crew for the Raspberry Pi. This single-board design, aimed at making computers inexpensive enough to bring computer science to the poorest of schools, has kicked off a revolution not just in education, but in tapping computing power to interact with the environment around us. And along the way, this $35 computer has proved to have significant value in traditional IT and business contexts.

Can we please stop talking about the Linux desktop?

Monday 25th of August 2014 12:18:24 PM
Linus Torvalds may still want a Linux desktop, but no one else does. And even if they did, by the time the requisite ecosystem could be developed, the need for a desktop -- Linux or otherwise -- will largely be gone.

Does open source boost mental health?

Monday 25th of August 2014 11:21:13 AM
Open source is as much a philosophy of living as it is a method of creating software. Part of this philosophy is that everything designed by the human mind is improvable. This is a hopeful philosophy and in some cases an intoxicatingly hopeful philosophy. Open source practitioners spend no time worrying about what cannot be done. All of their mental energies attune to what can be done. If you love open source, you live in a constant state of wondering. You delight in the fact that you need not worry about the barriers between what you hope can be built and what can actually be built.

More in Tux Machines

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today's howtos

ACPI, kernels and contracts with firmware

This ends up being a pain in the neck in the x86 world, but it could be much worse. Way back in 2008 I wrote something about why the Linux kernel reports itself to firmware as "Windows" but refuses to identify itself as Linux. The short version is that "Linux" doesn't actually identify the behaviour of the kernel in a meaningful way. "Linux" doesn't tell you whether the kernel can deal with buffers being passed when the spec says it should be a package. "Linux" doesn't tell you whether the OS knows how to deal with an HPET. "Linux" doesn't tell you whether the OS can reinitialise graphics hardware. Read more