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This page contains my microposts, which primarily consist of links and observations that I find interesting. I usually cross-post to other social media, but I like to own them and have them here as the true source. You can find the latest updates as an Atom feed as well.
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Linus Torvalds on using AI for Linux: "I realize that some people really dislike AI, but this is an area where I'm willing to absolutely put my foot down as the top-level maintainer." lore.kernel.org/linux-media/CAHk-=…
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Neural Networks - The Optimization Problem janmr.com/posts/neural-networks/04…
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Introduction to the Theory of Programming Languages by Bertrand Meyer — free book covering formal foundations of programming languages bertrandmeyer.com/itpl
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A Mathematical Theory of Communication by C. E. Shannon (1948) — the foundational paper that established information theory people.math.harvard.edu/~ctm/home/…
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Maximum Overhang: How far can a stack of n identical blocks be made to hang over the edge of a table? arxiv.org/abs/0707.0093
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Introduction to Neural Networks, part 3: Multiple Inputs janmr.com/posts/neural-networks/03…
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Today marks the June solstice, the longest day in the Northern Hemisphere and the shortest day in the Southern Hemisphere. At 08:24 UTC the North Pole is tilted maximally (about 23.4°) towards the Sun. janmr.com/posts/equinoxes-and-sols…
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Stanford Engineering Everywhere — includes the three-course Introduction to Computer Science, taken by the majority of Stanford’s undergraduates, as well as more advanced courses in artificial intelligence and electrical engineering see.stanford.edu
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The Joy of Cryptography — an undergraduate-level textbook introducing the fundamentals of provable security joyofcryptography.com
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Introduction to Neural Networks, part 2: The Model janmr.com/posts/neural-networks/02… #neuralnetworks #machinelearning
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Attention Is All You Need was published in June 2017 — the paper introduced the Transformer architecture, which laid the foundation for modern large language models arxiv.org/abs/1706.03762 #paper #llm
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Linear Algebra by Gilbert Strang — one of the most popular free linear algebra courses, with video lectures and materials ocw.mit.edu/courses/18-06-linear-a…
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Foundations of Computer Science by Alfred Aho and Jeffrey Ullman — a freely available CS textbook covering automata, languages, and computation infolab.stanford.edu/~ullman/focs.…
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Introducing a series of posts on the basics of Neural Networks janmr.com/posts/neural-networks/01…
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The Story of C++: The World's Most Consequential Programming Language | The Official Story www.youtube.com/watch?v=lI7tMxzSJ7…
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The paper A Universal Algorithm for Sequential Data Compression was published in May of 1977 — it introduced the LZ77 algorithm, which became the foundation for a family of derivative compression algorithms underpinning widely used formats like ZIP, gzip, and PNG ieeexplore.ieee.org/document/10557… courses.cs.duke.edu/spring03/cps29…
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Rust and Iterator Adapters janmr.com/posts/rust-and-iterator-…
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Calculus by Gilbert Strang — an online book that covers single variable and multivariable calculus in depth, and is rich with applications ocw.mit.edu/courses/res-18-001-cal…
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The nth Bit of a Negative Number janmr.com/posts/nth-bit-of-negativ…
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Algorithms by Jeff Erickson — a free, comprehensive algorithms textbook from the University of Illinois jeffe.cs.illinois.edu/teaching/alg…
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Generating All Permutations janmr.com/posts/generating-all-per…
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The Syntax and Semantics of einsum arxiv.org/abs/2509.20020
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Full text of the Python Data Science Handbook by Jake VanderPlas jakevdp.github.io/PythonDataScienc…
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Leap Year Rules janmr.com/posts/leap-year-rules
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Readings in Database Systems (commonly known as the "Red Book") has offered readers an opinionated take on both classic and cutting-edge research in the field of data management since 1988 www.redbook.io
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MathNet — a high-quality, large-scale, multimodal, and multilingual dataset of Olympiad-level math problems spanning 47 countries, 17 languages, and two decades mathnet.csail.mit.edu #math #problem #collection
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Tiling with L-Trominos janmr.com/posts/tiling-with-l-trom…
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An algorithm for the machine calculation of complex Fourier series by Cooley and Tukey (1965) — the paper that popularized the Fast Fourier Transform (FFT) www.ams.org/journals/mcom/1965-19-…
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The date of Easter can be computed by a number of simple calculations; the earliest possible date for Easter is March 22, and the latest is April 25 aa.usno.navy.mil/faq/easter
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Comparing Rational Numbers Without Overflow janmr.com/posts/comparing-rational…
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Error Detecting and Error Correcting Codes by R. W. Hamming was published on this day in 1950; the paper introduced Hamming codes, a fundamental technique for detecting and correcting errors in digital data archive.org/details/bstj29-2-147
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Low-Level Date Algorithms (year/month/day to day epoch and the reverse, among others) howardhinnant.github.io/date_algor…
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City In A Bottle – A 256 Byte Raycasting System frankforce.com/city-in-a-bottle-a-…
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Advanced Data Structures from MIT (6.851) — lecture notes and videos covering advanced topics like memory hierarchies, hashing, and geometric data structures courses.csail.mit.edu/6.851/spring…
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Yesterday marked the March equinox, the moment when the Sun crosses the celestial equator moving northward, resulting in nearly equal hours of day and night across the globe and marking the start of astronomical spring in the Northern Hemisphere janmr.com/posts/equinoxes-and-sols…
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The XZ Utils backdoor, had it made it into stable versions of major Linux distributions, would have enabled an attacker to silently gain access to any affected system www.redhat.com/en/blog/understandi… www.openwall.com/lists/oss-securit… www.youtube.com/watch?v=aoag03mSuX… #linux #security
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Bresenham's Line Algorithm janmr.com/posts/bresenhams-line-al…
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Small chess programs nanochess.org/chess.html #chess #programming
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The Six Circles Theorem illustrated janmr.com/posts/six-circles-theore…
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Assignment Expressions was a controversial enhancement to the Python language and played a central role in Guido stepping down as BDFL peps.python.org/pep-0572 mail.python.org/archives/list/pyth…
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Official, Anthropic-managed directory of high quality Claude Code Plugins github.com/anthropics/claude-plugi… code.claude.com/docs/en/plugins
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Archimedes' Twin Circles Illustrated janmr.com/posts/archimedes-twin-ci…
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The missing semester of your CS education (updated in 2026) missing.csail.mit.edu www.youtube.com/playlist?list=PLyz…
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The first release of Python was in February 1991, "Python can be used instead of shell, Awk or Perl scripts, to write prototypes of real applications, or as an extension language of large systems, you name it" raw.githubusercontent.com/python/c… www.tuhs.org/Usenet/alt.sources/19…
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Complexity in Computer Science, a book on the fundamental capabilities and limitations of efficient computation complexityincs.com #ComputerScience #complexity #online #book
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Thales' Theorem: If A, B and C are points on a circle with the segment AC as a diameter then the angle ∠ABC is a right angle janmr.com/posts/thales-theorem-ill…
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Zig was introduced on this day 10 years ago andrewkelley.me/post/intro-to-zig.… #zig #programming #language #OnThisDay
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An Infinite Series Involving a Sideways Sum janmr.com/posts/infinite-series-in…
How does one [easily] calculate , where counts the number of bits '1' in the binary representation of ?
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The "RSA Paper" was published on this day in 1978; Rivest, Shamir, and Adleman described the first practical public-key cryptosystem and it is still in wide use today dl.acm.org/doi/10.1145/359340.3593… people.csail.mit.edu/rivest/pubs.h…
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Good Rational Bounds using continued fractions janmr.com/posts/good-rational-boun…