LMMS MIDI percussion base note table

The table below shows LMMS instrument ‘base notes’ such that setting the base note will cause A4 (the default ‘percussion’ note) to play the corresponding General MIDI percussion sound. This is of particular relevance to soundfont synthesiers set to the percussion bank.

It's okay to cover Hallelujah ‘badly’ – Re Tantacrul, and the interpretation of music

In a 2017 video titled Hallelujah – How to Cover it Badly, designer, composer and music YouTuber Tantacrul (Martin Keary) explains how 40% of covers of Hallelujah are ‘bad covers’ and ‘[screw] up’. I greatly enjoy Tantacrul's content on the whole, but I couldn't… »

Using apitrace with GStreamer 1.x to convert OpenGL captures to video

Background

apitrace is a set of tools to trace and replay OpenGL API calls. Using it, we can capture the output of applications like glava (an OpenGL-based audio visualiser), and later replay it or save it to a video file.

To do this, the apitrace… »

ledger-pyreport: Formal accounting reports for ledger-cli

Ledger is a powerful command-line plain-text double-entry bookkeeping system. It is agnostic as to higher-level accounting principles, which makes it a very versatile tool for a wide variety of use cases, but does create challenges when extracting formal accounting reports. For example, Ledger struggles to… »

Incorrect accounting of unrealised gains in ledger-cli

Problem 1

Consider the following Ledger journal:

2019-07-01 Opening balances Assets:Current:Cash at Bank $1000.00 Equity:Opening Balances 2019-07-02 Application Assets:Current:International Account 100.00 EUR @ $1.10 Assets:Current:Cash at Bank 2019-08-02 Application Assets:Current:International Account 100.00 EUR @ $1.05 Assets:Current:Cash at Bank 2019-09-02 Redemption Assets:Current:Cash at Bank $57.50 Assets:Current:International