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Free up disk space on /boot partition on Fedora

Had an error like this while upgrading your system lately?:

insufficient disk space
need 40M free on /boot (0M free)

If so, it’s likely because you have lots of kernels installed and the automatic size of your /boot partition, as configured during Fedora’s installation wizard, has become insufficient.… Read the rest

Achieve reverse reverb (echo) effect with GNU/Linux audio plugins

Objective: achieve a reverse reverb effect using only MIDI and Free Software audio plugins. What we’re aiming for is the same piano effect that’s used on “Planisphere” by Justice (one of my favourite tracks).

Approach: I’ll use Qtractor Digital Audio Workstation (DAW), with a piano MIDI instrument, and the Impulse Response (IR) LV2 plugin.… Read the rest