TLDR; I am closing down my SEO/Website performance tool vitalfrog.com. Sadly I never managed to build it into a business with a working business model. Thanks for everyone supporting it! While writing this post I…
Read more of Closing down VitalFrog: 3 mistakes and 3 learnings
The very first chapter already starts with the complete antithesis of the whole thing: There are aspects in entrepreneurship which are absolutely not like a bike trip. The bike trip has a concrete goal, and…
Read more of How entrepreneurship is NOT like biking: There is no concrete goal to reach
nyob zoo tus hlub, in my blog I am cheating a little for performance as I have heavy Cloudflare caching in front of it, but the default optimization for WordPress is using Memcached, a widely…
Read more of Making WordPress faster the hardcore way: Optimizing Memcached with in-kernel caching
Привіт Люба this week’s paper by Facebook Research is a bit dated (2014) as you also feel when reading through it (as it uses Flash Player as research ground), but nevertheless I learned quite a…
Kaixo maitea, this week’s paper is about the handling of data at scale. And for that the MapReduce framework was invented, which gives a nice abstraction for working on data without caring about the underlying…
Read more of How to process real-time data at large scale with online(streaming) MapReduce
hallo Liefling, As you might have figured by now, I love research about large scale Internet attacks and this week’s paper is again in that area. The paper presents a novel way on how to…
Read more of Killing the internet – Maestro a novel Link Flooding Attack against a BGP nodes
silav delalê, this week’s paper is a classic again: How to use eBPF to enhance network package filtering in Linux. The authors discuss two use cases for eBPF and also provide example code, so you…
Read more of Ship your firewall rules with your application using eBPF
chào anh yêu, this week’s paper will help you to generate as many cat images you need for your internet-memes. Jokes aside, with generative adversarial networks (GANs) we are able to train an ML network…
Read more of Generate cats out of nowhere with using generative adversarial networks (GANs)
First and foremost: This post is not about WhatsApp vs anything else, yes it is Facebook/Meta/EvilCorp, yes Signal is better 😉 This is just a short thought I have: Why is WhatsApp not doing affiliate…
Buna draga, traveling to another country, you might have faced it before: The anti-account-hijacking systems implemented by the various online providers. There is a wide range from entering your “secret” email address, double verifying via…
Read more of Keeping the hackers out: 14 different methods to prevent account hijacking
សួស្តីជាទីស្រឡាញ់, I am currently playing around with IPFS in a little weekend project and wanted to understand more about the inner workings of this peer to peer distributed file system. Especially how it differs in…
tena koe tangata maere, When learning about this week’s paper, I was wondering why I did not think of something like that before: Resize images, but do not remove important parts. Most of the time…
Read more of Perfect way of scaling images without loosing any content
你好神奇的人 We already learned a few weeks back that Google uses a tool called borg for running their cluster infrastructure and thereby the backbone of our modern internet. This weeks paper is about the Omega…
Read more of How the scheduler in Googles borg clusters works
هيلو عظيم ماڻهو I already found out about crypto mining in the browser a few years back and find it a fascinating idea. While someone has your website open you can mine crypto in the…
Ndewo egwu mmadu, The more I learn about probabilistic systems, the more they fascinate me. Bloom filters are a key mechanism in probabilistic systems: You can verify 100% sure if an element is not in…
Ciao grande persona, somewhat troughout the week the name Borg came to my ears for google running their clusters with that. As it has the same name as my favorite backup tool, I was keen…
ahoj báječný člověk, back to the roots, this week’s newsletter is about a fundamental routing technology being the de-facto backbone of free speech online: Onion routing. This routing technology was first proposed in this week’s…
Sawubona muntu owesabekayo, being a producer and massive consumer of open source software in my private and professional live I am always wondering how this whole system still works. We use a massive amount of…
Read more of How open source introduces risk to your software stack and enterprise
tena koe tangata maere, this weeks paper is a bit unconventional for the newsletter as it is not super technical. It discusses the psychological phenomenas behind the huge success of social media. For me it…
Γεια σου υπέροχο άτομο, after using BitTorrent for some Ubuntu ISOs in the past myself I wanted to learn more about how the network works from a policy standpoint. I always tune down my uploading…
Read more of Tit-for-tat, how BitTorrent incentivizes uploading
сәлем керемет адам, This weeks paper is not purely a computer science topic, but never the less super interesting. You may have heard about CRISPR Cas9 and how it quite likely will influence big parts…
გამარჯობა დიდებული ადამიანი, Last week I promised you a paper about how to do video encoding via neural networks. To be frank, I will fail to deliver that paper as it does not exist in…
Read more of How generating images from a sketch helps to improve your Zoom call
مرحبا شخص عظيم, this and next week you will get two papers about the following idea: How could we produce better audio and video encodings. (With better meaning, similar data quality but less bandwidth required).…
Read more of Use machine learning to build super low data audio and video codecs
Moin moin, this weeks paper discusses how silent hardware failure can lead to actual user facing errors. In the paper Facebook found that some files went missing because of a power function “1.1^53=0” failing due…
Read more of How to lose files with your processor failing to calculate 1.1^53 correctly
Hallo geweldig persoon, as during the last week a xfs filesystem failed on me I did research what other filesystem options are out there and stumbled over the new kid on the block: BTRFS a…
Read more of BTRFS the reason to finally understand Binary Trees
Hello great person, this weeks paper came to me trough the interwebs. It covers the topic how Facebook does Hundrets of Releases to their services all around the globe. TBO most interesting was for me…
Read more of How to deploy your web service without crashing the cell network
Using Cloudflare myself for my blog and my overall interest in DDoS protection draw me to this weeks paper. It discusses a design of an overlay network for DDoS protection. Quite interesting to learn about the considerations coming into play. Sure Cloudflare, Akamai, Google etc. evolved since then, but this paper gives quite nice fundamentals on how to design such a protection. Especially the computation powered puzzles is a nice concept (was programming one on the weekend actually)….most like Bitcoins proof of work 😉
Hallo ihr Lieben, in Uni they always told us to not cheat during the programming homework as they will find out plagiarism with automatic systems anyway. As the programming part of my studies was always…
Ciao persona fantastica, this weeks paper is about one of my favorite usages of time in computer systems. With calculating time differences between radio signals we(our devices) are able to locate us all around the…
Hello time travelers, the most difficult moments for clocks are the leap seconds. Additional to leap years we also have seconds that are injected into our time system from time to time (pun intended :P).…