TIL I can use Emacs Tramp not only to use sudo on localhost with the Emacs running under unprivilidged user:

C-x C-f /sudo:localhost:/path/to/file RET

or that I can ssh with Emacs:

C-x C-f /ssh:pilosus@raspberrypi:/path/to/file RET

but I also can pipeline ssh …

I think that the problem of unmaintained technical documentation has nothing to do with the “wrong” tools. It’s not about what’s better: Notion, Wiki or a bunch of version-controlled Markdown files. Rather, the problem boils down to the following problems:

1. Wrong ownership of the documentation (who really …

This post was intended to be an answer to this question. But given that I’m a new Raspberry Pi’s StackExchange user and I don’t have enough karma, I cannot post my answers yet, hence a post in my own blog.

Problem statement: I want to have multiple …

Recently I’ve posted a wrap-up on my new tiny DNS analyzer tool called dnseen. One of the development goals was generating a top-list of websites that I visit along with the frequencies, so that I can blacklist websites that I think I spend too much time on without long-term …

dnseen is my new tiny open source project to ease collection of DNS requests coming from the local machine and aggregating statistics over given period of time. dnseen is written in Clojure programming language (with babashka) and works as a wrapper over tcpdump.

It’s written with the following goals …

TIL I can record a screencast using GNOME’s tool, trim it with ffmpeg like this:

cd ~/Screencasts
ffmpeg -i screencast.webm -ss 00:00:03.120 -t 00:00:11.500 output.webm

then resize with ImageMagick:

magick output.webm -resize 50% -layers coalesce output.webp

and simply use …

I started using Linux at the high school in 2002. 16 years old at that time, I didn’t have any contacts with the other Linux users in the town where I lived. I did have a slow occassional dial-up internet connection, a few books available in the local book …

GNU Stow is a tool to manage symlinks from a single directory. That makes the tool a perfect candidte to keep configuration files (or dotfiles) in a VCS repository, such as a Git repo. This is where git submodules come in handy: oftentimes people maintain configurations as standalone repositories, e …

As someone who uses Clojure mostly for solo projects I often find myself in a situation when a decision on what libraries to use is hard. Clojure and its community seems to follow “There Is More Than One Way To Do It” path. Possibly often unintentiallally, because the core team …

Common Lisp is well known for its interactivity. The story of NASA engineers who used remote REPL to patch Lisp code running 60 million miles away inside the interplanetary spacecraft is well known too. You can debug and patch Clojure code running in production using REPL too. This is where …