Make a Beaglebone Debian testing image installable

As discussed in my previous post on the Beaglebone Black, Robert Nelson provides multiple Debian images for the Beaglebone. The installer image, however, is only available for Debian Wheezy, but you can easily turn the Jessie (Testing) tarballs into an installer image as well. Here's how.

First, grab the latest …

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Moving to Pelican

In search of a simpler blogging framework, and intended to ditch PHP, I have tested multiple static site generators, settling on Pelican. Unlike Pico or Phile CMS, Pelican generates fully static content. So no dynamically rendered front page - which taxed my poor Beaglebone Black the most.

Of course, every migration …

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RTC wakeup on Linux

Most BIOSes offer the possibility to fire up your computer at a given time. This may be a handy alternative when WoL is unavailable or unreliable, but it offers little flexibility.

Linux allows you to wake up your system however you want. You can do it the hardcore way and …

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WPS setup on OpenWrt

Most routers nowadays support WPS, which allows you to easily add new devices to a WLAN, without the need to type in long passwords. Most consumer routers or APs come with a WPS button (often on the back) so you can initiate WPS simply by pushing it. This is not …

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Reducing Debian's footprint

This procedure is best started right after the installation. If you know how to tweak Debian's installer so dpkg already skips locales etc., even better, then you can apply this during installation. Either way, the sooner you do it, the better.

Removing redundant packages

You need to determine yourself what …

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Autostarting tmux with multiple windows

Tmux, a lightweight terminal multiplexer, can be configured to open multiple windows upon startup. On my server, I always found myself opening five or more windows. I'll show you how to automate this, through a systemd service file.

User services go in /etc/systemd/user/. To link a service to …

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Inspecting power states on Debian with turbostat

Turbostat is a utility created by Intel to check your (Intel) CPU's power states. It used to be part of the acpidump package, but not anymore. There are no prebuilt Debian binaries around; Ubuntu still packages it with the linux-tools package, which is linked to the kernel. Since Debian Testing …

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OpenWrt VLANs: a primer

Use case

The Belgian ISP Telenet supplies their TV customers with a DVR (called 'Digicorder') along with their own modem/router combination. As long as you do not implement your own network behind their modem/router, all is fine, and your DVR is fully functional ('interactive'). It's not completely clear …

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