Teebusch
/ Samsung ML-1610 MacOS Installation
Created
December 29, 2024 22:40
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| ## How to Install printer Samsung ML-1610 on MacOS 15.2 Sequia (M4 Chip) | |
| This printer is old and there are no official drivers for it. There are some rather complicated installation | |
| guides floating around the internet. I found this simple procedure: | |
| Download splix from https://github.com/OpenPrinting/splix/releases/tag/2.0.1 | |
| In Terminal: | |
| ``` |
Teebusch
/ shiny-reactive-R6-object.R
Last active
August 15, 2022 05:53
— forked from bborgesr/shiny-reactive-R6-object.R
Uses the reactiveTrigger() construct in an R6 object class in order to make it useful in reactive settings, like a Shiny app (MWE included), extended to multiple reactive values
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| library(shiny) | |
| reactiveTrigger <- function() { | |
| counter <- reactiveVal(0L) | |
| list( | |
| listen = function() { | |
| counter() | |
| invisible() | |
| }, | |
| trigger = function() { |
Teebusch
/ mqttclient.py
Created
March 8, 2019 17:45
quick fix and instructions for the ledfloor mqtt clinet
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| """ | |
| ## Usage | |
| - publish to MQTT topic "ledfloorupdates" to change the color(s) of the LED floor | |
| - send a string of the shape "x y r g b" to change the color of an individual pixel x,y to RGB(r,g,b) | |
| - send a string of the shape "r g b" to change the color of all pixes to RGB(r,g,b) | |
| ## Starting the Server | |
| - start the Raspberry Pi | |
| - ssh pi@10.90.154.80 |
Teebusch
/ filled_geom_step.R
Last active
September 6, 2023 13:44
Filled geom_step() / stepwise geom_area() with ggplot2
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| # Problem: ggplots's geom_area() does not allow to make stepwise curves (a la geom_step) easily. | |
| # Intead, it always connects the dots directly. | |
| # Solution: We will add additional rows to the data frame to match the steps. | |
| library(ggplot2) | |
| library(dplyr) | |
| # some random data | |
| df <- data.frame(x = seq(10), y = sample(10)) |