🧰 Utils

Count lines of code

cloc --fullpath --not-match-d="build" .

Create empty file with specific size

truncate --size 10M filename
fallocate --length 10M filename

Diff between two PNGs

Drag&drop two png files, outputs a diff image.

@echo off
for /f %%a in ('powershell -Command "Get-Date -format yyyyMMdd-HHmmss"') do set datetime=%%a
magick compare %1 %2 -compose src %datetime%-diff.png

mp4 to gif

Parameter	Description
-ss	start in seconds
-t	duration in seconds

ffmpeg -i input.mp4 -vf "fps=15,scale=320:-1:flags=lanczos,split[s0][s1];[s0]palettegen[p];[s1][p]paletteuse" -loop 0 output.gif

ffmpeg -y -i input.mp4 -vf fps=15,scale=320:-1:flags=lanczos,palettegen palette.png
ffmpeg -i input.mp4 -i palette.png -filter_complex "fps=15,scale=320:-1:flags=lanczos[x];[x][1:v]paletteuse" output.gif

🔗

NCurses Disk Usage

🔗 Ncdu is a disk usage analyzer with an ncurses interface

brew install ncdu

Web crawler

wget \
    --recursive \
    --no-clobber \
    --page-requisites \
    --html-extension \
    --convert-links \
    --restrict-file-names=windows \
    --domains website.com \
    --no-parent \
    http://www.website.com/