Over time I prepared various presentations and workshops, with their content scattered over gists and repositories. This is merely a metarepo keeping track of a few things, in rough chronological order (with some, things, left, out).

• Cloning isn't just for sheeps and galactic empires (git)
• Complex workflows with Luigi (Python)
• Neural Nets intro (Python)
• Exploring Readers and Writers (Go)
• Hands-On Lab: Build Your Own Index (data)
• Hello Golang (Go)
• PyTorch Tour (Python)
• Data Processing 101 (Python)
• Hello Golang One Day Tour (Go)
• Turn data into Go structs (Go)
• Machine Learning with Go (Go)
• Packaging Python Applications (Python)
• Batch data processing with Luigi (Python)
• Git bits (git)
• Intro to Go modules (Go)
• Go in 6 hours (Go)
• A short tour through net and net/http (Go)
• IO in 15 minutes (Go)
• Review of Concurrency in Go (Go)
• Creative Jupyter (Python, data)
• Beautiful I/O (Go)
• Writing robust concurrent programs (Go)
• Library Carpentry UBL (git)
• HTTP Getaway 1 Extension Points (Go)
• HTTP Getaway 2 Intro to Proxies (Go)
• Library Carpentry AALS (git)
• Haystack (Go, data)
• Productive Go (Go)
• Fast filters in Go (Go, Unix)
• (Fuzzy) Matching with command line tools and Go (Go, data)
• Seeking Data (Go, data)
• Go for programmers (Go)
• A data web service (Go, data)
• The rsync for the cloud era: Rclone (Go)
• Glamorous command line apps (Go)
• State of Go in 2022 (Go)
• Go energy efficiency (Go)
• Sustainability and security in the Go ecosystem (Go)
• Cgo experiments (Go, C)
• Ollama Testdrive (Go, data)
• Notes on Prompt Engineering (data)
• 1BRC in Go (Go, data)
• Exercises in Performance Optimizations (Go, data)
• Run your own VPN with headscale (Go, net)
• AI x Library Explorations 2025
• What happens when you type a prompt into ollama? (Go, data, ai)
• Open Models for AI applications (data, ai)
• Writing a simple agent in Go (go, ai)

• 2014-12-16, internal presentation
• https://gist.github.com/miku/430b9ea1b4f18f7dc88a

• LPUG -- Nov 10, 2015
• https://github.com/miku/lpug-luigi
• Thanks to kampfschlaefer for introducing me to Nix, the purely functional package manager.

• At Leipzig Python User Group Meeting at Basislager, 2016-11-08, 7PM CET, with Philipp
• https://github.com/miku/nntour

• Golab.io, January 21, 2017, Prato (IT)
• https://github.com/miku/exploreio

• three-hour lab at Deutscher Bibliothekartag, 2017-06-02, Frankfurt am Main, with Tracy
• https://github.com/miku/siskin/blob/master/docs/btag-2017/btag-2017.md

• Material presented at jenadevs meetup 008, June 8, 2017 18:00 CEST at Friedrich-Schiller-Universität Jena.
• https://github.com/miku/hellogolang

A short tour through PyTorch.

• At Leipzig Python User Group, 2018-02-13 19:00 at Basislager.
• https://github.com/miku/pytorch-tour

• 2018-04-15 14:00-15:00, Input session for Coding da Vinci Ost 2018
• https://github.com/miku/sundaypython

• 2018-10-12, 09:00-17:00, at devopenspace, Basislager, Leipzig
• A one day introductory Golang workshop, exploring Go through the Go tour
• https://github.com/miku/golangintro
• binpic was inspired by one of the many interesting conversations at devopenspace

• Lightning talk at Golab 2018, 2018-10-22, 18:00
• https://gist.github.com/miku/39e4273d15abfd7e4297071338da3349

• A short tour through ML libraries in Go, golab 2018, 2018-10-23, 10:30-12:00, Florence (IT)
• https://github.com/miku/mlgo

• Dists, zips, debs and docker, 2018-11-17 at PyconBalkan, Belgrade (SRB)
• https://github.com/miku/packpy

• 2018-11-17, 17:00-18:30 at PyConBalkan, Belgrade (SRB)
• https://github.com/miku/batchdata

• 2019-02-25, 12:30-13:30 at UBL, Leipzig
• https://github.com/miku/gitbits

• 2019-04-15, 19:00 at Go and Cloud Native User Group #3, Leipzig
• https://github.com/miku/gomodintro

• 2019-04-27, 10:00 at Spartakiade 2019, Berlin
• https://github.com/miku/golang6h

• 2019-04-28, 10:00 at Spartakiade 2019, Berlin
• https://github.com/miku/golangnetpkg

• 2019-06-14, 19:00 at Go and Cloud Native User Group #5, Leipzig
• https://github.com/miku/io15min

• 2019-09-27, 19:00 at Golang User Group #7, Leipzig
• http://github.com/miku/cignotes

• 2019-10-04, 11:30 at PyCon Balkan 2019, Belgrade
• https://github.com/miku/creativejupyter

• 2019-10-21, 11:15 at GOLAB 2019, Florence
• https://github.com/miku/beautifulio

• 2019-10-22, 14:30 at GOLAB 2019, Florence
• https://github.com/miku/concgo

• 2019-11-04 — 2019-11-05, 09:00—16:30, Library Carpentry, Bibliothek Medizin/Naturwissenschaft, Leipzig
• Introduction to Git, with RG (shell), TH (OpenRefine), olf42 (Python)
• website, repo, extra material

• 2020-02-21, 19:00 at Leipzig Gophers #9, Leipzig
• https://github.com/miku/httpgetaway/blob/master/ExtensionPoints.md

• 2020-09-17, 19:00 at Leipzig Gophers #12, Leipzig (remote)
• https://github.com/miku/httpgetaway/blob/master/ProxyIntro.md

• 2020-10-09, 15:00—19:00, Library Carpentry, AALS, Remote
• Git Intro, with RM, KUF, TS
• website, repo, extra material

• 2020-10-16, 19:00 CET, Leipzig Gophers #13, Leipzig (remote)
• Haystack Object Storage and Go Implementation (seaweedfs)

• 2020-12-08, 18:30 CET, Developer Group Leipzig, Leipzig (remote)
• Productive Go

• 2020-12-18, 19:00 CET, Leipzig Gophers #15, Leipzig (remote)
• Faster filters in Go, lightning talk on Software Tools and parallel

• 2021-04-20, 19:00 CEST, Leipzig Gophers #17, Leipzig (remote)
• Lightning Talk: (Fuzzy) Matching with command line tools and Go

• 2021-05-25, 19:00 CEST, Leipzig Gophers #18, Leipzig (remote)
• Lightning Talk: Seeking Data

• 2021-06-11, 9-16 CEST, Spartakiade, Leipzig (remote)
• Go for Programmers

• 2021-11-23, 19:00 CET, Leipzig Gophers #23, Leipzig (remote)
• Lightning Talk: A data web service

• 2022-04-26, 19:00 CEST, Leipzig Gophers #26, Leipzig (remote)
• Lightning Talk: The rsync for the cloud era: Rclone

• 2022-06-21, 19:00 CEST, Leipzig Gophers #28, Leipzig (remote)
• Glamorous command line apps

• 2022-06-30, 19:00 CEST, Leipzig Software Craft Meetup, Leipzig
• State of Go in 2022

• 2022-11-29, 19:00 CEST, Leipzig Gophers #32, Leipzig
• Go energy efficiency

• 2023-03-11, 14:00 CEST, Chemnitzer Linux-Tage 2023 L234, Chemnitz
• Sustainability and Security in the Go ecosystem

• 2023-04-18, 19:00 CEST, Leipzig Gophers #35, Leipzig
• Cgo experiments

• 2023-11-21, 19:00 CET, Leipzig Gophers #38, Leipzig
• Ollama testdrive

• 2024-02-29, 11:45 CET, Writing Day 2024 at UB Leipzig
• Act as a helpful writing assistant / Notes on prompt engineering

• 2024-04-30, 19:00 CET, Lightning talk at Leipzig Gophers #42, Leipzig
• 1BRC in Go

• 2024-11-11, 14:30 CET, Workshop at GOLAB 2024, Florence
• EXPO — going from 179s and 2T CPU instructions (2004 inst/line) to 1.11s and 165B CPU instructions (165 inst/line), about 162x speedup (using 12% of inst)

• 2025-03-25, 19:00 CET, Lightning Talk at Leipzig Gophers #49
• Slides: LGO49-RYOVPN.pdf

• AIEXP-25-1 2025-05-20, AIEXP-25-2 2025-07-17

• 2025-10-05, 14:30, Workshop at GoLab 2025, Florence (IT)
• Repo and Slides

• 2025-11-21, 11:30, Short Workshop at KI-Tage Halle (Saale), Halle (Saale)
• Slides

• 2025-11-25, 19:00, lightning talk as Leipzig Gophers #56, Leipzig
• Notes and code