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(defun org-format-hyperlink (link-text-start link-text-end)
"Format the selected text as a orgmode link prompting for the link"
(interactive "r")
;(setq clip (shell-command-to-string "xclip -selection clip -t TEXT -o"))
(setq dest-link (read-string "Link to insert: ")); nil nil (nth 0 kill-ring)))
(if (not (string-blank-p dest-link))
(progn (goto-char link-text-start)
(setq tmp-link (concat `"[[" dest-link `"][" (buffer-substring link-text-start link-text-end) '"]]"))
(delete-region link-text-start link-text-end)
(insert tmp-link))
@Luctins
Luctins / dither_image_blocks.py
Created October 21, 2021 03:41
1 Bit image dithering with blocks
from PIL import Image
# from functools import reduce
import numpy as np
def pxmean(m, y0, x0, s):
c = 0
for _x in range(0, pxsize):
@Luctins
Luctins / ir-remote.json
Last active September 25, 2021 21:28
RGB Lamp remote controller buttons (IR remote, mapped by time)
{
"on": [ 9630, 4420, 630, 570, 580, 570, 580, 570, 630, 520, 630, 570, 580, 570, 630, 570, 580, 570, 580, 1670, 630, 1620, 630, 1670, 580, 1670, 630, 1670, 580, 1670, 630, 1620, 630, 1670, 630, 1620, 630, 570, 630, 1620, 630, 570, 580, 570, 630, 570, 580, 1670, 630, 570, 580, 570, 630, 1670, 630, 520, 680, 1620, 630, 1670, 580, 1670, 680, 520, 680, 1570, 630 ],
"off": [ 9580, 4420, 680, 470, 680, 470, 680, 520, 680, 470, 680, 470, 680, 470, 680, 520, 680, 470, 680, 1570, 680, 1620, 680, 1570, 680, 1570, 680, 1620, 680, 1570, 680, 1570, 680, 1620, 680, 1570, 680, 1570, 730, 1570, 680, 470, 680, 520, 680, 470, 680, 1620, 680, 470, 680, 520, 680, 470, 680, 520, 680, 1570, 680, 1570, 730, 1570, 680, 470, 730, 1570, 680 ],
"red": [ 9580, 4470, 630, 520, 630, 570, 580, 570, 630, 570, 580, 570, 580, 570, 630, 520, 630, 570, 580, 1670, 580, 1670, 630, 1620, 630, 1620, 630, 1620, 630, 1620, 630, 1670, 630, 1620, 580, 570, 630, 1670, 630, 1620, 630, 520, 630, 1670, 630, 520, 630, 570, 630, 520, 630, 1620, 630, 570,
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Luctins / spinnyThing.rs
Last active July 21, 2022 12:35
Little ASCII spinner I wrote in rust to learn how to use iterators
struct SpinnyThing {
index: usize,
}
impl SpinnyThing {
const V: [&'static str; 4] = ["/","-", "\\", "|"];
fn new() -> SpinnyThing {
SpinnyThing { index: 0 }
}
}
@Luctins
Luctins / quartus20.01.desktop
Created May 28, 2021 12:29
Quartus .desktop file
[Desktop Entry]
Type=Application
Name=Quartus Intel FPGA Lite 20.1
Exec=/home/mluctins/.intelFPGA/20.1/quartus/bin/quartus
Terminal=false
GenericName=EDA
Icon=/home/mluctins/.local/share/icons/quartus.ico
Categories=Development;EDA;
StartupWMClass=Quartus
# Settle time
# @author: Lucas Martins Mendes - contact@luctins.me
function ret = settle_t(F, X = [], T = [], tolerance=0.02)
if size(X) == [0 0] || size(T) == [0 0]
[X, T] = step(F);
endif
_X = flip(X);
_T = flip(T);
s_top = (1+tolerance)*dcgain(F);
s_bot = (1-tolerance)*dcgain(F);
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Luctins / stophd.sh
Created March 16, 2021 20:49
Alias to make silly USB hard drives stop spinning
alias stophd='sudo hdparm -B1' #<path to drive>
#Usage: stophd /dev/sdb
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Luctins / util.h
Last active September 8, 2021 17:36
C Utilities
/**
Copyright (c) 2020 Lucas Martins Mendes.
All rights reserved.
Redistribution and use in source and binary forms are permitted
provided that the above copyright notice and this paragraph are
duplicated in all such forms and that any documentation,
advertising materials, and other materials related to such
distribution and use acknowledge that the software was developed
by the Lucas M. The name of the
@Luctins
Luctins / print_num.c
Created December 17, 2020 15:00
Routine for printing numbers on platforms that have no printf (this one specifically is for NIOS II), DEBUG_OUTPUT is your the string printing routine of choice.
/**
@brief print a number as a decimal (because of memory constraints the limited printf only works for hex and strings, no decimals).
*/
void print_num(alt_u32 num)
{
char buff[15],tmp;
char * str = buff;
alt_u8 dp=0; /*number of decimal places*/
if(num == 0)
{
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Luctins / setdisplaybrightness.sh
Created December 15, 2020 12:44
ddcutil monitor brightness adjust alias
alias setmonitorbrightness='sudo ddcutil --display 1 setvcp 10'