Category Archives: Linux

Picryption: TrueCrypt for the Pi

Journey to the Clouds series. 3. Encrypting an external USB drive using TrueCrypt. TrueCrypt allows full disk encryption and we are going to use it to encrypt the USB drive attached to the Raspberry Pi so you can happily carry … Continue reading

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Find Pi Everywhere: FreeDNS a free Dynamic DNS service

Journey to the Clouds series. 2. Configuring Dynamic DNS using FreeDNS. Dynamic DNS is what allows common mortals to have a domain name without paying for a static IP address. Why FreeDNS? Because it is free of charge, you only … Continue reading

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Headless Pi Mess: Installing Raspbian

Journey to the Clouds series. 1. Install Raspbian on a headless Raspberry Pi. In this post we will install Raspbian, a Debian based distro, in the Raspberry PI. Usually I’d go for Arch Linux but for this project I will … Continue reading

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Journey to the Clouds: Launching a Headless Raspbian

In these posts series we will set up ownCloud on top of a LEMP stack, that is Linux (Raspbian), Nginx, MySQL and PHP. The storage to be used will be an USB drive encrypted using TrueCrypt and we will achieve … Continue reading

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Are those processes talking to you? Kill them all!

This is not a very known feature of the killing command but it is possible to kill a process along with all its children, this is very convenient when a script spawns into several processes and you want to terminate … Continue reading

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This GRUB does not start (in Ubuntu)

This is the situation, for some unfortunate reason your Ubuntu system crashed, maybe there was a black out, maybe your cat seeking more attention unplugged the computer. In any case, at some point the computer is switched back on but … Continue reading

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Listing built-in modules

Have you ever wondered how to list the built-in kernel modules? Here you are, they are in the file modules.builtin. Now it is easy to check if a module is built-in or not, grep will suffice: $grep module_name /lib/modules/$(uname -r)/modules.builtin … Continue reading

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