Docs | Splint.rs

CSV to Markdown in Vim

Requirements vim basics Open a CSV table (I made this one with :r!sed 's/:/,/g' /etc/passwd | head). 1root,x,0,0,,/root,/bin/bash 2bin,x,1,1,,/,/usr/bin/nologin 3daemon,x,2,2,,/,/usr/bin/nologin 4mail,x,8,12,,/var/spool/mail,/usr/bin/nologin 5ftp,x,14,11,,/srv/ftp,/usr/bin/nologin …

deduplicate

1 min read · system deduplicate maintenance storage

rdfind: find duplicate files, then delete them, or turn them into links. Ask if a directory has duplicates (rdfind will not delete anything): 1rdfind $dir 2$EDITOR results.txt Replace the duplicated files with hard links. 1rdfind -makehardlinks true $dir

Default Programs

1 min read · defaults mime type

Install the package xdg-utils, then make very liberal use of the tab button. Ask Ask what type of application opens an mkv file: 1xdg-mime query default video/mkv Same with pdf: 1xdg-mime query default application/pdf Ask what file-type book.pdf uses. 1xdg-mime query filetype book.pdf Set Set the mime type of mp4 …

DNS Record List

1 min read · networking host

Record Type Example A Record IPv4 Address "$domain".com AAAA Record IPv4 Address "$domain".com CNAME Alternative Address "$domain".rs, "$subdomain.$domain".com NS Nameserver ns1.fastname.com MX Email server "$domain".com TXT Literally anything "drunk giraffes can't spell" Query a host's IP and email handlers with the …

Download videos

1 min read · scraping video

Install yt-dlp. 1yt-dlp --write-auto-sub ${url} It will default to English, but you can specify another language with the flag --sub-lang: 1youtube-dl --sub-lang sv --write-auto-sub ${url} You can list all available subtitles with: 1yt-dlp --list-subs ${url} It's also possible to skip the video and only download the …

Download Website

1 min read · networking scraping web

1domain=splint.rs 2mkdir $domain 3cd $domain 4wget --recursive --convert-links --backup-converted \ 5 --page-requisites --level=inf --adjust-extension \ 6 -U "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)" \ 7 -p --mirror --html-extension --convert-links \ 8$domain

e-mail

2 min read · data smtp

This is bare-bones, original, primitive e-mail. Install opensmtpd (or similar), then ncat or nc or netcat (this mysterious cat has many names). Start the opensmtpd service, then use netcat to speak with the mail-daemon: 1nc localhost 25 The computer should respond with code 220, which means 'I am listening'. 220 hex …

Easy Network Graph

2 min read · flowchart

Set up a file like this, called troubleshooting.txt. [ Is there an IP address? ] -- no --> [ Check NIC driver, dmesg ] [ Is there an IP address? ] -- yes --> [ Can you ping the router? ] [ Can you ping the router? ] -- no --> [ Check cables, router, and switches ] [ Can you ping the router? ] -- yes --> [ Can you ping …

Ed: The Standard Editor

4 min read · writing guide sed vim

Understanding ed will let you understand all that feels strange about the system. It set the standards for sed and vi. ed was designed for real terminals, i.e. a typewriter. You would type a command to the computer, and it would type out any errors. It would not waste paper, ink, and time by typing out COMMAND RUN …

Edit gpg encrypted files with vim

1 min read · vim data gpg comfy

Requirements GPG Basics vim basics The vim-gnupg plug-in lets vim edit gpg-encrypted files as if they were unencrypted. It's probably in your package manager. If not, you'll need to endure the faff of following the instructions.