Posted on June 09, 2026 in Misc • 4 min read
Most home automation systems assume that your life is stable. They are built around the idea that once you’ve found the right trigger and schedule, you’re done. The robot vacuum runs everyday at 10am. The heating schedule follows a strict weekday/weekend pattern.
Set it once, forget about …
Posted on March 23, 2023 in Dev • 4 min read
I recently performed routing and graph analysis on a very large graph built on top of some OpenData file. The underlying graph had about 40M edges, which is about the size of the road network mapped by OpenStreetMap in North America. Not that much, but still a bit tricky to handle.
Posted on January 14, 2023 in Dev • 3 min read
I recently had to decrypt about 500k asymetrically GPG-encrypted strings and found out that it can take quite a lot of time while not being as straightforward as one might think to process in a concurrent manner to accelerate the computation time. Here is a quick work around for GPG parallel decryption.
Posted on December 07, 2021 in Misc • 3 min read
It is quite challenging today to find a “security camera” (IP camera) which offers cloudless features, decent price and standard RTSP feeds. The only one I could come across is the Tp-Link Tapo C210 with this setup.
Posted on February 14, 2021 in Misc • 2 min read
This is a quick reminder for myself about ways to check the audio / video quality of streaming services.