From graph theory to category theory
Let G be a directed graph whose nodes are the positive integers and whose edges represent relations between two integers. In our first example we’ll draw an edge from x to y if x is a multiple of y. In our second example we’ll draw an edge from x to
Read moreMigrating AWS infrastructure from Terraform to AWS CDK
Migrating AWS Infrastructure From Terraform to AWS CDKSharing my hands-on experienceA data center. Image generated by MidjourneyIntroductionManaging cloud infrastructure has evolved with tools like Terraform and the AWS Cloud Development Kit (AWS CDK) leading the way. Terraform has been a trusted ally for many, helping to set up and manage infrastructure
Read moreTest functions
Test functions are how you can make sense of functions that aren’t really functions. The canonical example is the Dirac delta “function” that is infinite at the origin, zero everywhere else, and integrates to 1. That description is contradictory: a function that is 0 almost everywhere integrates to 0, even
Read moreAdapting to a world with higher interest rates — a guide for startups
Make customers want what you have to sell. Once you get the formula right, you can worry about capital efficiency.
Read moreWattpad ditches ‘Paid Stories’ for a freemium model
After launching its “Paid Stories” program in 2019, the social storytelling platform Wattpad is now replacing it with a new freemium model called “Wattpad Originals” that gives authors the best of both worlds– monetization and growing their audience of non-paying readers. With the new model, authors can hide certain chapters
Read moreScience lab automation and robotics startup Automata raises $40M
Automata, a company that combines software and hardware to automate science labs around the globe, has raised $40 million in an equity-based round of funding, as the U.K.-based startup looks to double down on recent growth across Europe and the U.S. Founded out of London in 2015, Automata in its
Read moreMeta planning ad-free subscription or tracking ads ‘choice’ in EU, per WSJ — in latest bid to keep snooping
New battle lines appear to be being drawn up in the European Union between Facebook and Instagram owner Meta and regional users’ privacy rights. As it stands, the tech giant is running ads unlawfully in the EU since they target users by tracking and profiling their activity without a valid
Read moreSparx wants to do for enterprise what Truebill did for consumer recurring bills
Sparx is very much in its early stages, however, in the past six months, the company has already reached profitability.
Read moreAcer Unveils Chromebook Plus 515 and 514 in Partnership with Google
Acer has launched its first Chromebook Plus laptops, the Acer Chromebook Plus 515 and Acer Chromebook Plus 514, in collaboration with Google’s Chromebook Plus initiative. These devices emphasize enhanced hardware designs, improved displays and cameras, along with new productivity, creativity, and multimedia capabilities. The Acer Chromebook Plus 515 and Acer
Read moreGroups vs Abelian groups: Pedantic or profound?
This article will probably only be of interest to a small number of readers. Those unfamiliar with category theory may find it bewildering, and those well versed in category theory may find it trivial. My hope is that someone in between, someone just starting to get a handle on category
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