![demystifying-esim-technology-[video]](https://cdn-y.objects.dc-sto1.glesys.net/A1da965d3ac0f2e44c08f1ae072687d311/uploads/2023/08/368754-demystifying-esim-technology-video.jpg)
media.ccc.de – Demystifying eSIM Technology Harald Welte Milliways Playlists: ‘camp2023’ videos starting here / audio During the past few years, many people have started to use virtualized eSIMs instead of the classic physical chip card SIMs. Behind the scenes, a … Read more
In the world of data, textual data stands out as being particularly complex. It doesn’t fall into neat rows and columns like numerical data does. As a side project, I’m in the process of developing my own personal AI assistant. … Read more
A book I was recently reading mentioned a mathematical curiosity I haven’t seen before – Tupper’s self-referential formula. There are some resources about it online, but this post is my attempt to explain how it works – along with an … Read more
This tutorial is in early draft. If you see any errors, feedback is greatly appreciated. Bitwise operations are a fundamental part of Computer Science. They help Software Engineers to have a deeper understanding of how computers represent and manipulate data, … Read more
Originally posted: 2020-10-22. View source code for this page here. Learning more about a tool that can filter and aggregate two billion rows on a laptop in two seconds In my work as a data scientist, I’ve come across Apache … Read more
Demystifying Fourier analysis Intro I’ve started learning about spectrum analysis a long time ago at university, but failed to gain a true insight in how it works under the hood. For me, it was just some magical math formulas I … Read more
One of the hardest concepts for non-specialists to wrap their heads around in finance is leverage. It is a bit arcane, requires some facility with math, sounds vaguely spooky, and routinely finds itself near smoking craters asking “Did I do … Read more
Whenever you stumble upon the table in the text you’re reading, you are supposed to intuitively grasp the meaning behind the data presented in this way – the table data structure was created with humans in mind. If you try … Read more
perlpacktut – tutorial on pack and unpack pack and unpack are two functions for transforming data according to a user-defined template, between the guarded way Perl stores values and some well-defined representation as might be required in the environment of … Read more
For many developers, databases are basically magic. Like Penn & Teller, this blog post is set to break the illusion. Databases are just like any other code, they have algorithms and processes. These algorithms and processes are meant to improve … Read more