How to set wireless Internet-connection with light bulb

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Today we have a big tend to wireless technologies usage. Basically it means data exchange without any wire communication. There are 3 basic technologies allow us to do it. It’s 3G  and 4G for mobile access and Wi-Fi for shared wireless networks. Wireless communication field grows up pretty fast. But it still has some issues that can’t be solved permanently. Li-Fi networks chould become a solver of this issues. This kind of wireless networks based on data transmission through optical spectrum.

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DevOps tools: Vagrant

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Vagrant is a trend among development tools at present. Here will be description of features and guide to quick start with Vagrant. The main idea of Vagrant in development space control through SSH with “root” rights. If you conduct any Linux distro, you don’t need to use a “sudo” to rewrite a file or execute a command.

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DevOps tools: Packer

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Packer is a pretty comfortable tool for environment construction. The main purpose of Packer could be splitted onto few steps. At first – build clean guest machine from OS image with system tweaks, required for development. Later – add provisioning scripts and collect everything to the full image that could be launched in any moment. If you set build parameters properly, process is automated and doesn’t need your participance. Other feature of Packer is ability to build images for plenty of VM platforms. And, surely, Vagrant compatability. Also Packer is cross platforming. You can build images in any system – Linux, Windows or Mac OS X.

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Windows + Linux: how to fix the dual boot problem

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Even you hate Windows operating system and Microsoft company in particular. But sometimes you have to use software based only on Windows.  The first reason – special software subject. Of course, we all know about Wine, but it doesn`t work always. And it shouldn’t work always, because Windows, Linux and OS X system conceptions is too different. The second reason – usage necessity in work for accordance to corporate policy. There could be LDAP question or a strange desire of your employer. In short, there are many reasons to setup Windows and use it for a while. The best way will be dual boot installation.

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