The 1.5 version of Vagrant has been released and that’s awesome ! They finally did a Cloud where all Vagrant boxes could (https://vagrantcloud.com/) be inventoried and easily deployed through command line ! You can find my boxes here. If you want to add one, it’s really simple: vagrant box add deimosfr/debian-wheezy And the second awesome feature is…the sharing! You can for example have access to a distant and nated Vagrant instance through SSH!

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I recently played with HAProxy and discovered that I’ve never made a documentation regarding this fantastic software. So if you don’t know what HAProxy is, it’s a load balancer working on layer 7 and specialized for http protocol. It is able to handle sticky sessions which is really powerful. More than that, it has a small footprint and can work under a high load traffic. Here is my documentation.

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If you already played with Puppet’s environments, you certainly know that the major problem is the static form of them. When you want to test something new (a module for example), it’s not quite easy without using environments. r10k bring the dynamic feature and easy module managment ! It’s really easy to maintain your modules without using a lot of git submodules. Simply declare your modules informations like that: mod 'filemapper', :git => 'git://github.

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I recently discovered a Vagrant plugin that manage the VirtualBox Guest Additions automatically. I mean, when you launch a virtual machine, it automatically checks if the Guest Additions are installed. If it’s not the case or if they are not up to date, installation of the latest version is made automatically ! Here is how to install it.

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Several persons asked me how could they do slides like I did with MySQL/MariaDB for example. I mentioned that I used LaTeX with Beamer and they were all frighten by the technology and language (takes too long time to be able to use it). I think that’s not totally wrong but once you’ve understand how it works…it’s fantastic. So for colleagues and friends, I’ve made a documentation on how to use beamer and provided a template to get a quick start on it.

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Big resolution with small screens is more and more common and we’re facing a problem on fonts visualization as the readability is not optimal. We have a lot of non adapted fonts for retina display, even if most of them are not so bad. The solution to resolve that problem is to install additional fonts to replace the default one. And one of the best one I’ve seen is Infinality fonts !

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