🧩 Edge Matching Puzzles

Where I create a generic solver plus relevant visualizers for various shapes of Edge Matching Puzzles.

2025	Edge Matching Puzzles

📖 Strava Book

Where I create a book based on my Strava activities.

2024	StravaBook (GitHub)

🧠 Strategic Decision Making for Engineers

Where I explore how we make decision and reflect on how to improve.

2023-11	Strategic Decision Making for Engineers - Friday Tech Talk at Swissquote, public version

💼 Open Banking Opportunities for Swissquote

Where I explore open banking and provide business development recommendations for Swissquote.

2020-10	EPFL EMBA Thesis, (Executive Summary, redacted). Keywords: open banking, fintech, payments, strategic management, open innovation.

⚔️ Mighty Bayard

Where I create a pseudo RPG for my kids.

An original and unique creative game that I've create with and for my kids.

The game will remain unpublished because it is using proprietary assets from 3rd parties.

Presentation: 20170126_mighty_bayard.pdf

🧨 Error Handling

Where I discuss what is an error and various error handling strategies.

2016-14	HTTPRequests - NSURLRequest extensions in Swift, demonstrating various error management strategies (GitHub)
2016-04	Error Handling, AppBuilders, Zürich (slides)

⏱ Time and Computers

Where I explore the various definitions of time, how time is managed by computers, and the troubles that can arise.

2015-10	Time and Computers, SoftShake 2015 (slides)

⚙️ Objective-C Runtime

Where I describe the design of the Objective-C Runtime, provide tools and several tips and tricks to ease debugging.

2008-2018	Dumps of classes and methods from the Objective-C runtime. For iOS and macOS. (GitHub)
2008-2018	iOS and Mac OS X Obj-C Runtime Browser (GitHub)
2013-01	Draws dependancies among classes out of an Objective-C code base (GitHub)
2011-07	Tries to find unused Objective-C methods by examining binary files (GitHub)
2011-03	Objective-C Runtime: Cocoa's Jewel in the Crown. (NSConference 2011, slides)

📣 Talks in various iPhone developers user groups

2011-12	Growing iOS Projects. CocoaHeads Lausanne, (slides)
2011-05	Subclassing UIControl using CoreAnimation. CocoaHeads, Swissquote Bank, Gland. (slides, GitHub)
2010-05	Building a vertical tab bar controller for the iPad, macprofessionals.ch user group, Bern. (slides, GitHub)
2009-12	What you can do with iPhone's Camera, Netinfluence iPhone Conference.
2009-12	iPhone Unit Tests, CocoaHeads Lausanne
2007-01	Django, a new Python web framework. Sen:te, Lausanne

🕵️‍♂️ Criminal Intelligence out of Email Scams

Where I produce criminal intelligence out of a spams dataset.

2010-05	Thèse de master Master LCE, 12ème colloque de l'Association Internationale des Criminologues de langue Française, Université de Fribourg, (résumé, slides)

⚒ Other miscellaneous tools, talks, pieces of software

2026

• GPX Editor (vibe-coded)

2024

• Strava Neural Network - Train a neural network with your Strava activities to predict runs durations
• midascii.py - Listen to ASCII strings as MIDI notes (pi.mid)

2021

• Isometric Terrain Editor - Experiments with PyGame.
• Mowgli - Generate a static website from Markdown files with <150 lines of Python.
• kaa.py - Upload files modified since some date onto FTP server.
• Yuh - A Text User Interface over the Yuh neo-bank (undocumented) API
• Swissquote - A Text User Interface over Swissquote Bank (undocumented) Mobile API
• Urwid Examples - Urwid Examples

2020

• MNIST - Measuring the accuracy of a trivial approach to the MNIST digits classification problem.

2016

• EasterEggs - A social game that consists in catching QR-codes

2015

• A Tiny NTP client in 79 characters
• ShapefileReader - A shapefile reader in Swift
• BinUtils - Swift functions to ease working with binary file formats
• ScreenTime - Captures your screen every minute. Creates movies.
• CrashReports - Symbolicate iOS Crash Reports

2014

• AntennasAssignment - An optimisation problem, solved and implemented graphically in Cocoa
• swiss_topo_tiles - Contents removed after a cease and desist letter from Swisstopo / Swiss DoD
• gmap_tiles - Download Google Maps tiles
• filters - Python script to restore filters on photos imported from iOS 8
• osx_frameworks - Generate a .dot file of OS X frameworks dependencies

2013

• phpMyFlatSite - A minimal PHP framework to run a classic, single user, dynamic web site

2012

• Hello Mach-O. Dissection of minimal Intel 32-bits, 204 bytes, Mach-O "Hello World" executable file.
• pmlogs_to_ical - Display Mac OS X user sessions in iCal

2011

• STHTTPRequest - A NSURLSession wrapper for humans
• objc_strings - Helps Cocoa applications localization by detecting unused and missing keys in '.strings' files
• UTIsExplorer - Find OS X UTIs, build up the inheritance tree, save it as a Graphviz graph
• MobileSignal - Measure and display the kind of cell phone signal (Edge or 3G) on a map
• BatteryChart - Measure and display the battery charge of iOS devices

2010

• Twitter-Saver - Backup all your tweets. Because you never know.

2009

• FSWalker - A File System Browser for iOS

2008

• Quickies - Lightweight, indexed, searcheable notes database in PHP/MySQL. Runs quickies.seriot.ch
• SwissSMS - A Cocoa Mac OS X front-end to SMS operators services
• nsarray-functional - An Obj-C category to add Python like map, filter and reduce methods to Cocoa NSArray

2007

• iCalReport - Report the time spent on projects by reading iCal events
• CocoaSlideShow - a simple, fast image viewer for Mac OS X
• SpotLook - An innovative Mac OS X search tool based on Spotlight

2006

• HEIG-VD - A few projects from my time at engineering school HEIG-VD (EIVD)

2005

• Boggle - A Python solver for the Boggle board game

2004

• JavaDoc - A legacy OS X Dashboard widget to access Java documentation
• newsmemory - Django web app to scrap, store and browse pieces of news