Andreas Backx

@andreas.backx.org

27 Followers 78 Following

Production Engineer at Meta, passionate about CLIs and home automation. 🇧🇪 in London.

Dell XPS 14 2026 with its keyboard assembly removed and a Fedora installation showing on the display.

iPython code and output:

In [1]: from displays import *

In [2]: query()
Out[2]:
[
Display(
id=DisplayIdentifier(
name="AW3225QF",
serial_number="GZ00YZ3",
),
logical=LogicalDisplay(is_enabled=true),
physical=PhysicalDisplay(brightness=0),
),
# ...
]

In [3]: updates = [
...: DisplayUpdate(
...: id=display.id,
...: physical=PhysicalDisplayUpdateContent(
...: brightness=50,
...: ),
...: logical=LogicalDisplayUpdateContent(
...: is_enabled=True,
...: ),
...: )
...: for display in query()
...: ]

In [4]: apply(updates)
Out[4]: []

Home Assistant MQTT Device showing bed sensor

$Working Rust code to change Windows display config and brightness: let displays = Displays::try_new()?; let found_displays = displays.query()?; println!("{found_displays:#?}"); let updates = vec![DisplayUpdate { id: DisplayIdentifier { // name: Some("Display name".to_string()), serial_number: Some("U1HMF6PT".to_string()), ..Default::default() }, physical: Some(PhysicalDisplayUpdateContent { brightness: Some(100), }), logical: Some(LogicalDisplayUpdateContent { is_enabled: Some(true), }), ..Default::default() }]; displays .update(updates) .context("failed updating displays")?;$

$[ Display { physical: PhysicalDisplayWindows { path: "\\\\?\\DISPLAY#DELA246#7&289ec95a&0&UID260", name: "AW3225QF", serial_number: "GZ00YZ3", }, logical: LogicalDisplayWindows { target: TargetDevice { name: "AW3225QF", path: "\\\\?\\DISPLAY#DELA246#7&289ec95a&0&UID260#{e6f07b5f-ee97-4a90-b076-33f57bf4eaa7}", }, is_enabled: true, }, }, Display { physical: PhysicalDisplayWindows { path: "\\\\?\\DISPLAY#LEN66F9#7&289ec95a&0&UID256", name: "Y32p-30", serial_number: "U1HMF6PN", }, logical: LogicalDisplayWindows { target: TargetDevice { name: "Y32p-30", path: "\\\\?\\DISPLAY#LEN66F9#7&289ec95a&0&UID256#{e6f07b5f-ee97-4a90-b076-33f57bf4eaa7}", }, is_enabled: true, }, }, Display { physical: PhysicalDisplayWindows { path: "\\\\?\\DISPLAY#LEN66F9#7&289ec95a&0&UID264", name: "Y32p-30", serial_number: "U1HMF6PT", }, logical: LogicalDisplayWindows { target: TargetDevice { name: "Y32p-30", path: "\\\\?\\DISPLAY#LEN66F9#7&289ec95a&0&UID264#{e6f07b5f-ee97-4a90-b076-33f57bf4eaa7}", }, is_enabled: true, }, }, ]$