Emanuel Berg Computing

Welcome to Emanuel Berg Computing.

Site updated: 2023-01-16

Read news, or skip it ...

My current projects:

• the Lisp terror droid
• tree house photo blog

I live in Uppsala, Sweden.
Do send a mail: incal@dataswamp.org
SMS, Signal: +46 72 946 20 26

activities

• CV: text · PDF (hire me!)
• my book Borta men inte glömd (view L^aT_eX)
• photos - the bike shop, tree house
• figures for the visually minded
• more sections below ...

Computer Science education

• Master project [man page; gnuplot; C++, Lisp & zsh; L^aT_eX]
• Bachelor project

news

January 2023

• erc-log-incal.el - ERC log stuff
• enum.el - enumerate paragraphs into lists
• dwim.el - Elisp DWIM boilerplate

June 2022

• meta.el - Emacs version including repository commit
• dired-jump-target.el - follow symlinks in Dired
• piles.el - Unix host system user web site stats
• dlp (zsh) find out if you are downloading
• fediverse-usenet.png

February 2022

• what-char - five-way Elisp function
• erc-element.el - iterate ERC interactive elements (more ERC)

January 2022

• w3m-sem.el - Emacs w3m search engine manipulation (more Emacs-w3m)
• random-urandom.c - Emacs dynamic module, C (whole project)
• Linux VTs COLORS tutorial update
• new audio section

June 2021

• UEFA EURO history

April 2021

• new Terror section
• message-transpose-headers

February 2021

• mpv update: MM, multimedia files lingo

January 2021

• new lights section
• bike update: air
• mpv update: metadata, play-two-random
• dupl-links (zsh)
• hline, draw the line somewhere
• switch-to-buffer-regexp.el - cycle buffers that are related
• dope, the best program ever
• a new hardware section with keyboard programming!

December 2020

• data update: wind
• new ISBN section
• pad-to-col
• ERC/Gnus screenshot

November 2020

• new Linux VT/tty/console section
• new mpv section

September 2020

• sth - the Swamp thing! Python IRC bot

July 2020

• .cwmrc (openbsd-cwm)
• .tmux.conf (tmux)
• bike update: quiz
• new computer quiz · key
• the SOFTWARE I use

April 2020

• insert-string-centered
• find-here
• re-make-list
• street project: GATOR · Elisp
• Linux update: .xpdfrc

Mars 2020

• new hockey section

December 2019

• drugs (zsh) very useful
• files-fs (zsh)
• mail-to-many.el - Gnus as ML

November 2019

• isbn update: verify ISBNs · tutorial

October 2019

• memory (zsh) track processes

September 2019

• comic-book-insult

August 2019

• bike update: TOUR
• bmi.el
• split strings in C (outdated method)
• boilerplate Makefile
• bike update: frame
• places I've visited: GLOBE · screenshot

May 2019

• bike update: frame, gear, and chainring
• erc-kill-ring-channel-and-server

April 2019

• make-list.el from two columns

Mars 2019

• insert-last-message
• omx-play-music (zsh) music on the RPi
• spell-one-word
• doodle-buffer

January 2019

• pengar.el salary after taxes (Swedish)

December 2018

• purge mono manually - feels good

October 2018

• time-zone (add places...)
• bike update: tire-chart-iso.txt

September 2018

• bike update: computations
• a HYPERLIST of all my lists

July 2018

• x-clipboard-dwim

June 2018

• new bike section
• wood.el - make a railing of equally big beams
• bike update: math

April 2018

• insert-header-preprocessor-definition - C header guard

Mars 2018

• usbl (zsh/Unix) - USB mount helper

February 2018

• replace-list-ask-3
• random.el
• long-date (zsh) - show date with style

January 2018

• Australian Survivor is 197% more difficult than the US show!

December 2017

• unit (zsh) - significant digits interface to units(1)
• message-cite-region
• rpm2ms (zsh) - angle grinder and cut disc
• temperature (web/zsh) - echo temperature

November 2017

• bike update: rollouts
• time-from (zsh) - DWIM
• dired-ls-toggle - dired ls switches
• fill-down

site sections

• audio
• bikes
• data or "ascii facts"
• hardware
• ISBN and ISSN numbers
• lights
• mpv
• show - visual media
• sth - the Swamp Thing - a Python IRC bot
• Terror - ev3dev/LEGO droid
• Linux VT/tty/console
• ice hockey

non-computing

• movies since 2015: FILM
• books/comics since 2014: PDF · Bibtex
• Gotland - adventure story with photos (Swedish)
• birds - ornithology

terror-3, the Emacs Lisp LEGO droid

• photos: new · old
• zsh helper and project README
• Elisp, ~25 files
• (history) 1st attempt, terror in C
• (history) 2nd attempt, Terror 2 in Prolog

audio

• audio.el - compute dB sums
• audio-timer (zsh) workout/stretch
• find-audio (zsh)
• more zsh audio- files

lights

• LIGHTS - E27s and E14s
• illumination-score - luminous efficacy

ice hockey

• World Juniors - interactive Lisp medal list
• World Championship
• Winter Olympics

bikes (bicycles)

• very modest touring
• quiz: BIKE-QUIZ · key
• workshop photos

bike posters

• the V-brake - linear pull
• chain
• spoke

bike data

• air in a bicycle tire (cool B))
• valves · photo
• tires (and chart)
• chains
• bearings

bicycle programming

• ths - e.g., 1.75 into 1-3/4
• bike.el - gear table, and more
• frame-size.el - optimal MTB frame size
• even more bike stuff ...

hardware

• keyboard RGB layouts: kub & kubs · dynamic
• my computer

ISBN & ISSNs

• The ISBN/ISSN file - format, checksums algorithms
• isbn-verify.el - ISBN-10 & ISBN-13
• issn-verify.el - ditto ISSN
• bibtex-insert-autokey-check-isbn.el - Bibtex interface

visual media

• show - zsh DWIM
• feh settings · keys

data [fakta för fan(s)]

• wind
• BINARY-UNITS
• FOREST EU, NA, and Russia
• MM - multimedia files lingo
• SKY - the world's tallest buildings
• summer/winter olympics medals combined

Linux VT/tty/console

• console-setup
• keyboard
• remap.inc
• a tty movie
• more VT files
• more on tty colors · more colors
• tutorial: the impossible Linux VT Emacs keys unlocked?

mpv & audio/video

• mpv (zsh helper)
• input.conf
• mpv.conf
• multimedia lingo
• sort-vids script
• mpv-fetch-key - send keys
• video metadata - json
• to be unsorted: much more

IRC "sth" bot

• sth.py - the bot
• elem - weather
• hist - access computer HISTory
• junior - ask this person for help
• senior - ancienty rank
• stats - host system
• url2title - autoprint URL titles

Emacs

• all my 100+ Elisp files
• the Elisp subset I put into packages
• Makefile
• get additional shortcuts in a tty Emacs
• Gnus - for mail, Usenet, Gmane, even RSS and blogs
• draw ASCII figures

more Lisp

• Lispy ways - FOSDEM talk
• geometry: measure Earth distance
• CL crash course

zsh

• all my zsh - 100+ files
• boastful CLI article
• volume control
• cid - the common interface to documentation

tutorials

• distributed systems
• the URL
• software testing
• phone numbers

Linux

• .xpdfrc and the 70 dotfiles
• scripts
• dircolors to colorize ls
• shortcuts to switch program in X

C & C++

• IPC demo - C
• fork demo - C++
• GPU OpenGL GLSL ray tracing - C++
• SDL game - C++ [code lost]
• MIPS OS - C with assembly language

Perl

• extensions to the Irssi IRC client
• a MySQL database

random access

• math teacher ad - L^aT_eX
• GMT maps
• candidate elimination AI - Haskell

keep it real time

• fpscalc - Emacs major mode
• CISs - L^aT_eX concurrency figures
• time between times - C, zsh, Lisp
• even some Ada

the CAPS LOCK key

• Emacs
• zsh
• X

acronyms

• in C, hard-coded (a really good idea :))
• C with XML
• C with MySQL and CGI [viewable but br0ken]

Battlecruiser Operational · The Secret Empire